London LON to Buenos Aires BUE flight with Latam Airlines

Fri, Jun 26
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Latam Airlines
British Airways
Iberia
ITA
Air Europa
2,000+ travel companies
Latam Airlines
British Airways
Iberia
ITA
Air Europa
2,000+ travel companies
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Journey information

Overview: London to Buenos Aires flight

United KingdomUnited Kingdom
ArgentinaArgentina
Icon of flight

Flights from London to Buenos Aires depart on average 122 times per day, taking around 15h 42m. Cheap flight tickets for this journey start at $514 (€426) if you book in advance.

There are 1 flights per day. The earliest flight runs at 00:20, the last at 23:55. The fastest flight covers the 6915 miles (11129 km) distance in 16h 55m. March is the cheapest month to fly.

Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Distance
6915 miles (11129 km)
Average flight duration
15h 42m
Cheapest ticket price
$514 (€426)
Flights per day
122
Direct flights
1
Fastest flight
16h 55m
First flight
12:20 AM
Last flight
11:55 PM
Cheapest Month
Mar
Cheapest Day
Tue
High Season
Oct - Dec
Low Season
Jul - Sep
Busiest Day
Sat
Least Busy Day
Wed
Best time to book
2 days
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information

The cheapest and fastest flights from London to Buenos Aires

Showing times and prices for Jun 26

Cheapest price

$948

Average price

$1411

Fastest journey

16 h 5 m

Average duration

16 h 14 m

Flights per day

71

Distance

11129 km

Cheap tickets

The best way to find a cheap flight ticket from London to Buenos Aires is to book your journey as far in advance as possible and to avoid traveling at rush hour.

The average ticket from London to Buenos Aires will cost around $1411 if you buy it on the day, but the cheapest tickets can be found for only $948.

Fast flights

Of the 71 flights that leave London for Buenos Aires onFri, Jun 26, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.

On Fri, Jun 26 the direct flights cover the 11129 km distance in an average of 16 h 14 m but if you time it right, some flights will get you there in just 16 h 5 m .

On Fri, Jun 26 the longest flights will take 16 h 30 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.

  • AviancaAV121 · AV155
    10:05 PM35h35
    London Heathrow Airport
    5:40 AMBuenos Aires Jorge Newburg
    $9481One-way
    1 transfer
  • AviancaAV121 · AV8395
    10:05 PM21h35
    London Heathrow Airport
    3:40 PMBuenos Aires Ministro Pistarini
    $10411One-way
    1 transfer
  • IberiaBA7197 · BA4216
    8:40 PM23h25
    London Gatwick Airport
    4:05 PMBuenos Aires Ministro Pistarini
    $10631One-way
    1 transfer
  • IberiaBA7197 · BA4255
    8:40 PM27h05
    London Gatwick Airport
    7:45 PMBuenos Aires Ministro Pistarini
    $10631One-way
    1 transfer
  • IberiaBA7067 · BA4216
    8:00 PM24h05
    London Heathrow Airport
    4:05 PMBuenos Aires Ministro Pistarini
    $10641One-way
    1 transfer

Live departures

London to Buenos Aires flight times

The table below shows live departures for London to Buenos Aires flights for today, Thursday, June 25. You can also manually refresh the results below to see updated flight journeys.

Last updated at
ProviderDepartsDurationArrivesTransfers
Tickets
ITA9:30 AM London
40h20
1:50 AM Buenos Aires0 transfersDirect
ITA11:30 AM London
35h55
11:25 PM Buenos Aires0 transfersDirect
ITA4:45 PM London
30h05
10:50 PM Buenos Aires0 transfersDirect
Latam Airlines8:15 PM London
18h30
2:45 PM Buenos Aires0 transfersDirect
Latam Airlines8:20 PM London
17h10
1:30 PM Buenos Aires0 transfersDirect
Avianca9:05 PM London
35h35
8:40 AM Buenos Aires0 transfersDirect
Avianca9:40 PM London
21h10
6:50 PM Buenos Aires0 transfersDirect

This is the last flight of the day.

Find all the dates and times for this journey

How far in advance should I book flight tickets from London to Buenos Aires?

The best time to book your flight from London to Buenos Aires is 2 days before departure. See how prices for flights change on the London to Buenos Aires route.
Prices are for one-way tickets for one passenger from London to Buenos Aires per month. Insights are sourced from fares found by Omio users in the last 12 months. Current prices may differ as prices vary depending on the time of day, class or how far in advance you book your flight from London to Buenos Aires.

Compare prices and tickets London to Buenos Aires by flight

Compare flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.

Fri
Jun 26
Sat
Jun 27
Sun
Jun 28
Mon
Jun 29
Tue
Jun 30
Wed
Jul 01
Thu
Jul 02

Why should you book London to Buenos Aires flights with Omio?

Latam Airlines as well as British Airways, Iberia, ITA, Air Europa and more offer flights services from London to Buenos Aires.
Omio is an official ticket reseller for all your travel options from London to Buenos Aires.

Why book with Omio vs Latam Airlines?

  • Compare with other providers: On Omio, you can not only buy tickets for Latam Airlines, but also compare tickets for the likes of British Airways, Iberia, ITA or Air Europa to find the best option for your trip from London to Buenos Aires.
  • Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.

Why book with Omio over Kayak, Edreams or Skyscanner?

  • Compare with other providers: On Omio, you can also compare tickets for the likes of British Airways, Iberia, ITA or Air Europa to find the best option for your trip from London to Buenos Aires.

Airlines: Latam Airlines, British Airways, Iberia, ITA, Air Europa, Lufthansa, Avianca, KLM, Aerolineas Argentinas, Air France from London to Buenos AiresFind the best flights between London to Buenos Aires with Omio's travel partners Latam Airlines, British Airways, Iberia, ITA, Air Europa, Lufthansa, Avianca, KLM, Aerolineas Argentinas, Air France from $514 (€426). We can find you the best deals, schedules and tickets when comparing and booking the best trip.

British Airways

About
British Airways (BA) is the United Kingdom’s flag carrier airline with headquarters in London near its main hub at London Heathrow Airport (LHR). BA is the second largest UK-based airline in terms of fleet size and number of passengers carried. Known as a full-service global airline, British Airways offers year-round low fares to destinations worldwide and flies to and from centrally-located airports. Its extensive global route network includes more than 170 destinations in nearly 80 countries throughout Europe, North America, South America, Asia, Africa and Australia. syn p British Airways (BA) is the flag carrier airline of the United Kingdom with its headquarters in London near its main hub at London Heathrow Airport (LHR). Known as a full-service global airline, BA offers low fares year-round to destinations around the globe and flies to and from centrally-located airports. Its extensive global route network includes more than 170 destinations in nearly 80 countries throughout Europe, North America, South America, Asia, Africa and Australia. BA is also the second largest airline based in the UK in terms of its fleet size and number of passengers carried.
Luggage & cancellation policy
Average Duration
17h 45m
Cheapest Price
$793 (€656)
Luggage included
Economy Basic includes 1 cabin bag (max 23kg, 56x45x25cm) plus 1 personal item (40x30x15cm)
Additional luggage
Additional checked bags can be purchased, with prices varying by route and fare class
Cancellation Policy
Cancellation policy depends on ticket type - Basic tickets non-refundable, Flexible tickets can be cancelled for a full refund
Pregnant on board
Travel permitted until end of 36th week for single pregnancies, end of 32nd week for multiple pregnancies. Medical clearance required after 28th weeks
Unaccompagned minor
Young flyers aged 5-11 can travel alone using British Airways' Skyflyer Solo service. Service must be booked in advance and is available on most routes
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
British Airways provides assistance for passengers with reduced mobility, including wheelchair assistance and special assistance through airports.
Pets
Pets travel in the hold except assistance dogs. Advance booking required. Only cats and dogs accepted on most routes
Entertaiment on board

ITA

About
ITA Airways is Italy's national flag carrier, established in 2020 as the successor to Alitalia. Co-owned by the Italian Ministry of Economy and Finance and Lufthansa Group, it operates a modern, predominantly Airbus fleet. ITA Airways serves over 70 domestic, European, and intercontinental destinations, with its main hub at Rome Fiumicino Airport. The airline offers Economy, Premium Economy, and Business Class, with complimentary meals and in-flight Wi-Fi on many routes. ITA Airways was a SkyTeam member until April 2025 and is expected to join Star Alliance in the first half of 2026.
Luggage & cancellation policy
Average Duration
19h 0m
Cheapest Price
$675 (€559)
Luggage included
1 carry-on bag (8kg, 55x35x25cm) and 1 personal item (40x30x20cm)
Additional luggage
Up to 2 checked bags (23kg each)
Cancellation Policy
Free cancellation within 24h of booking if flight is more than 7 days away. After that, fees apply based on fare type
Pregnant on board
Up to end of 36th week for single pregnancy, up to end of 32nd week for multiple pregnancy. Medical certificate required after 28th week
Unaccompagned minor
Service available for children aged 5-14. Must be booked at least 48h in advance
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
Assistance available for passengers with reduced mobility, must be requested at least 48h before departure
Pets
Small pets in cabin, max 10kg including carrier
Entertaiment on board

Lufthansa

About
Lufthansa is Germany’s largest airline and one of the leading carriers in Europe, connecting travelers to destinations worldwide from its main hubs in Frankfurt and Munich. Its modern fleet offers a wide choice of travel experiences, from Economy Class with affordable fares and onboard entertainment to Premium Economy, Business Class, and First Class with extra comfort, fine dining, and exclusive lounge access.
Luggage & cancellation policy
Average Duration
16h 55m
Cheapest Price
$790 (€654)
Luggage included
1 carry-on bag (8 kg) and 1 personal item included in Economy Class
Additional luggage
Additional bags can be purchased, prices vary by route and fare type
Cancellation Policy
Refunds depend on fare type; most flexible fares offer full refund, basic fares are non-refundable
Pregnant on board
Lufthansa allows travel up to end of 36th week for single pregnancies, 32nd week for multiple pregnancies. Medical certificate required after 28th week
Unaccompagned minor
Unaccompanied minor service available for children aged 5-11 (mandatory) and 12-17 (optional). Service fee applies
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
Lufthansa provides wheelchair service and special assistance for passengers with reduced mobility
Pets
Small dogs and cats allowed in cabin or cargo hold, fees apply. Service animals travel free of charge
Entertaiment on board

Avianca

About
Avianca is the national and largest airline of Colombia, and one of the oldest airlines in the world, tracing its origins back to 1919. It serves as the flagship of a group of airlines across the Americas, operating under a codesharing system. Avianca boasts an extensive network of destinations throughout the Americas, with its main hub located at El Dorado International Airport in Bogotá. The airline is a member of the Star Alliance, offering various classes of service from economy to business and first-class. Its fleet includes modern aircraft such as the Airbus A320 family, Airbus A330, and Boeing 787 Dreamliner.
Luggage & cancellation policy
Average Duration
21h 10m
Cheapest Price
$514 (€426)
Luggage included
1 carry-on bag (10kg) and 1 personal item included in most fares
Additional luggage
Additional checked baggage can be purchased, up to 32kg per piece
Cancellation Policy
Refunds available depending on fare type, some tickets non-refundable. Changes permitted with fee.
Pregnant on board
Pregnant women can travel up to 36 weeks for single pregnancies, 32 weeks for multiple pregnancies. Medical certificate required after 28 weeks
Unaccompagned minor
Children aged 5-17 can travel as unaccompanied minors with additional service fee. Must be booked at least 48 hours in advance
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
Assistance available for passengers with reduced mobility, must be requested 48h before flight
Pets
Small pets in cabin, max 8kg including carrier
Entertaiment on board

Aerolineas Argentinas

About
Aerolíneas Argentinas is Argentina's state-owned flag carrier and largest airline, operating since 1950. It serves over sixty domestic and international destinations across South America, the Caribbean, North America, and Europe. The airline's main operational hubs are Aeroparque Jorge Newbery for domestic and regional flights, and Ministro Pistarini International Airport (Ezeiza) for long-haul services, both located in Buenos Aires. Aerolíneas Argentinas is a member of the SkyTeam alliance, joining in 2012 as its first and only South American partner. The group also includes cargo services (Aerolíneas Cargo and Jet Paq) and a tourism operator (Optar).
Luggage & cancellation policy
Average Duration
20h 10m
Cheapest Price
$956 (€791)
Luggage included
1 carry-on bag (max 8kg) and 1 personal item included in standard fare
Additional luggage
Additional checked baggage can be purchased, up to 23kg per piece
Cancellation Policy
Free cancellation within 24 hours of booking if flight is more than 7 days away. After that, fees apply based on fare type
Pregnant on board
Pregnant passengers can travel up to 36 weeks for single pregnancies, 32 weeks for multiple pregnancies. Medical certificate required after 28 weeks
Unaccompagned minor
Available for children aged 5-17. Must be booked at least 72 hours in advance. Service fee applies
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
Assistance available for passengers with reduced mobility, including wheelchair assistance and special seating arrangements
Pets
Small pets allowed in cabin, max 8kg including carrier. Must be booked in advance
Entertaiment on board

Air France

About
Air France is the national flag carrier of France and one of Europe’s leading airlines, connecting travelers to destinations across Europe, the Americas, Asia, Africa, and the Middle East. Operating from its main hub at Paris Charles de Gaulle Airport, Air France offers a modern fleet with services ranging from affordable Economy fares to Premium Economy and Business Class featuring spacious seating, fine dining, and lounge access. Known for its French hospitality and style, Air France combines comfort, service, and global connectivity for both business and leisure travelers.
Luggage & cancellation policy
Average Duration
17h 10m
Cheapest Price
$676 (€560)
Luggage included
1 cabin bag (55x35x25cm) + 1 accessory (40x30x15cm) included in standard tickets
Additional luggage
Additional checked baggage can be purchased, with varying fees based on route and timing of purchase
Cancellation Policy
Refunds depend on ticket type - Basic tickets non-refundable, Flex tickets refundable with fee, Business fully refundable
Pregnant on board
Flying permitted until end of 36th week for single pregnancies, end of 32nd week for twins. Medical certificate required after 28th week
Unaccompagned minor
Children aged 5-14 can travel as UM with mandatory service. Ages 15-17 optional. Service must be booked in advance
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
Air France provides assistance for passengers with reduced mobility through their Saphir service, requiring 48h advance notice
Pets
Small pets under 8kg allowed in cabin, larger ones in hold, service animals accepted
Entertaiment on board

Latam Airlines

About
LATAM Airlines Peru, a subsidiary of LATAM Airlines Group, is a major airline based in Lima, Peru, and the dominant carrier in the Peruvian domestic market. It operates scheduled domestic and international flights, with its main hub at Jorge Chávez International Airport. The airline was formerly known as LAN Perú S.A. until 2015, when it was dissolved and rebranded as LATAM Airlines as part of the merger between LAN Airlines and TAM Airlines. LATAM Airlines Group, the parent company, is the largest airline group in South America.
Luggage & cancellation policy
Average Duration
17h 10m
Cheapest Price
$663 (€548)
Latam Airlines frequency
25 a day
Luggage included
1 carry-on bag (max 10kg) and 1 personal item
Additional luggage
Additional checked baggage can be purchased, up to 23kg per piece
Cancellation Policy
Free cancellation within 24 hours of booking, after that fees apply based on fare type and timing
Pregnant on board
Up to 32 weeks for single pregnancy, 28 weeks for multiple. Medical certificate required after 28 weeks
Unaccompagned minor
Children aged 5-17 can travel alone with LATAM's Unaccompanied Minor service. Service must be requested at least 48 hours before flight
Amenities on board the airplane
Wifi
USB plugs
Accessibility
Assistance available for passengers with reduced mobility, including wheelchairs and special assistance
Pets
Small pets allowed in cabin, max 8kg including carrier. Must be booked in advance
Entertaiment on board

Iberia

About
Iberia is the national airline of Spain and a key member of the International Airlines Group (IAG), operating flights throughout Europe and to major global destinations. Its wide range of services makes travel easy and flexible—Economy passengers enjoy affordable fares with comfort, while Business Class travelers can experience premium seating, exclusive lounges, and enhanced dining. From short domestic flights to intercontinental journeys, Iberia combines Spanish hospitality with modern amenities, making it a popular choice worldwide.
Luggage & cancellation policy
Average Duration
16h 55m
Cheapest Price
$1051 (€869)
Luggage included
1 cabin bag (40x30x20 cm) and 1 checked bag (158 cm total dimensions) included in most fares except Basic
Additional luggage
Additional bags can be purchased, with prices varying by route and fare type
Cancellation Policy
Basic fares non-refundable, Flexible fares refundable with fee, Business fully refundable
Pregnant on board
Pregnant women can fly up to 36 weeks (single pregnancy) or 32 weeks (multiple pregnancy). Medical certificate required after 28 weeks
Unaccompagned minor
Children aged 5-11 can travel alone using Iberia's unaccompanied minor service. Service is optional for ages 12-17
Amenities on board the airplane
Wifi
USB plugs
Accessibility
Iberia provides assistance for passengers with reduced mobility, including wheelchair assistance and special services for visually or hearing impaired passengers
Pets
Small pets under 8kg in cabin, larger animals in hold. Must be booked in advance
Entertaiment on board

Air Europa

About
Air Europa is Spain’s third most popular airline, offering flights across Europe and to destinations worldwide. For your next trip, you can choose between Economy and Business Class fares.
Luggage & cancellation policy
Average Duration
18h 25m
Cheapest Price
$815 (€674)
Luggage included
1 cabin bag (55x35x25 cm) max 10kg
Additional luggage
23kg checked baggage available for purchase
Cancellation Policy
Refunds available depending on fare type, Basic fares non-refundable, Flex fares refundable with fee
Pregnant on board
Pregnant women can fly up to 36 weeks (single pregnancy) or 32 weeks (multiple pregnancy). Medical certificate required after 28 weeks
Unaccompagned minor
Children aged 5-11 can travel unaccompanied with UM service. Service must be booked in advance and fees apply
Amenities on board the airplane
Wifi
USB plugs
Accessibility
Wheelchair assistance available, must be requested 48h before flight
Pets
Small pets under 8kg allowed in cabin, larger animals in hold
Entertaiment on board

KLM

About
KLM Royal Dutch Airlines is the flag carrier of the Netherlands and the world’s oldest airline still operating under its original name. Based in Amsterdam Schiphol Airport, KLM connects travelers to destinations across Europe, Asia, Africa, and the Americas. Its modern fleet offers comfort for every type of journey—from affordable Economy fares with in-flight entertainment and WiFi to Premium Comfort and Business Class with extra space, dining, and lounge access. With a reputation for excellent service and global connectivity, KLM is a trusted choice for international travel.
Luggage & cancellation policy
Average Duration
24h 30m
Cheapest Price
$757 (€626)
KLM frequency
9 a day
Luggage included
1 carry-on bag (max 55x35x25 cm) and 1 personal item (max 40x30x20 cm)
Additional luggage
Checked baggage can be purchased, max 23kg per piece
Cancellation Policy
For Light fares: no refund. For Standard/Flex fares: cancellation possible with fee, partial refund available
Pregnant on board
Pregnant women can fly until 36th week (32nd for multiple pregnancies). Medical certificate required after 28th week
Unaccompagned minor
KLM accepts unaccompanied minors aged 5-17. Service must be booked in advance. Fee applies. Not available on codeshare flights
Amenities on board the airplane
Wifi
USB plugs
Accessibility
KLM provides assistance for passengers with reduced mobility, including wheelchair assistance and special assistance during boarding and disembarking
Pets
Small pets in cabin (max 8kg including carrier), larger animals in hold
Entertaiment on board

Complete guide to Buenos Aires

Things to do in Buenos Aires

Discover the best of Buenos Aires — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Buenos Aires trip today.

  • Must visit

Museo Nacional de Bellas Artes

Argentina’s leading fine arts museum, with major European and Argentine works from the Middle Ages to the 20th century. A core stop for art lovers in Recoleta.

  • Must visit

MALBA

The Museum of Latin American Art of Buenos Aires is one of the city’s most famous modern art institutions, known for Frida Kahlo, Diego Rivera, and strong regional contemporary exhibitions.

  • Recommended

Museo de Arte Moderno de Buenos Aires

A well-regarded contemporary art museum in San Telmo with strong Argentine modern and experimental collections in a renovated industrial setting.

Argentine Peso

Dining and coffee are affordable for many visitors, but inflation and exchange swings can change prices quickly.

Average meal costs

Budget
ARS 6,000-12,000 for empanadas or a simple lunch.
Mid-range
ARS 15,000-30,000 per person at a casual restaurant.
Fine dining
ARS 50,000+ per person at upscale restaurants.
Coffee
ARS 3,000-6,000 for a coffee.

Tipping culture

A 10% tip is customary in restaurants if service is not included. Round up for taxis. Small tips are appreciated at hotels; not expected for counter service.

FAQs: London to Buenos Aires Flight

Find answers to the most common questions about traveling from London to Buenos Aires by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at Buenos Aires, this guide helps you travel smarter and with confidence.

FAQs
Cheap plane tickets from London to Buenos Aires can start from as little as $514 (€426) when you book in advance. The average flight ticket price for London to Buenos Aires is $831 (€687) ; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The average journey time by plane from London to Buenos Aires is 16h 55m to travel the 6915 miles (11129 km) long route. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest flight from London to Buenos Aires leaves at 12:20 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from London to Buenos Aires leaves at 11:55 PM.
Yes, there are 1 direct flights a day from London to Buenos Aires with . Schedules can vary on holidays or weekends with fewer direct flights.
When taking a flight from London to Buenos Aires, you can count on Latam Airlines, British Airways, Iberia, ITA, Air Europa, Lufthansa, Avianca, KLM, Aerolineas Argentinas, Air France for the best way to get you to Buenos Aires. You can also check all possible airlines who offer a service between London and Buenos Aires and compare the amenities they offer before buying a plane ticket.
Flights from London to Buenos Aires generally leave from London Heathrow Airport and arrive in Buenos Aires Ministro Pistarini.London Heathrow Airport is 14 miles (23 km) away from London city centre and Buenos Aires Ministro Pistarini is 9 miles (16 km) from Buenos Aires city centre.
The cheapest month for a flight from London to Buenos Aires is March.
Yes, you can take a flight between London and Buenos Aires.
Since neither London nor Buenos Aires are in the Schengen Area, passport requirements depend on the specific immigration rules of United Kingdom and Argentina. Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.
There is a time difference of 3 h in winter and 4 h in summer between London and Buenos Aires.
The best events to attend in Buenos Aires include:
  • carnaval, a lively celebration featuring parades, music, and dance
  • feria de mataderos, a traditional fair showcasing Argentine culture with crafts and food
  • buenos aires international festival of independent cinema (bafici), an annual film festival highlighting independent films from around the world
  • tango festival and world cup, a global competition celebrating tango dance and music with performances and workshops.
The best holidays to experience in Buenos Aires include:
  • Semana Santa, significant religious observances and processions
  • Día del Trabajo (Labor Day), a public holiday with various local celebrations
  • Día de la Revolución de Mayo, commemorates the May Revolution with patriotic events and gatherings
  • Navidad (Christmas), festive decorations and family traditions throughout the city.
The best season to visit Buenos Aires is Spring or Fall. The best weather to explore Buenos Aires is during October-April.
We recommend using the flight as it is the most popular way to get from London to Buenos Aires among Omio's users.
For international flights we recommend to arrive 2.5 to 3 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.
Most airlines permit carry-on bags that fit within specific dimensions (e.g., 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.
Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs). Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you. Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.
The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.
Argentina uses the Argentine Peso (ARS) as its currency. Travelers often find it beneficial to carry some cash due to occasional card acceptance limitations, especially in smaller towns, but credit and debit cards are widely accepted in major cities and tourist areas. Using a combination of both cash and card is recommended for convenience and flexibility.
In Buenos Aires, travelers should be cautious of pickpocketing and bag snatching, especially in crowded areas like public transportation, markets, and tourist sites. Common scams include overcharging by taxi drivers, so it's advisable to use registered radio taxis or ride-hailing apps. Avoid displaying valuables openly and stay alert in neighborhoods known for petty crime, particularly at night. Travelers are also advised to be wary of distractions used to facilitate theft and to keep an eye on their belongings when dining or shopping.
Pack lightweight, versatile clothing suitable for the destination's climate, and use secure, lockable luggage to protect belongings. Keep essential items like travel documents, medication, and valuables in a carry-on bag for easy access. Use packing organizers or cubes to maximize space and maintain order. Lastly, include a small first aid kit and personal hygiene items for added comfort during travel.

popular airports

Popular airports from London to Buenos Aires

Most London to Buenos Aires flights use the London Heathrow Airport to Buenos Aires Ministro Pistarini airport pair, with some services landing at Buenos Aires Jorge Newburg. Use this guide to compare London and Buenos Aires airports on this route, check city-centre transport, alongside checking practicalities like airport facilities and services.

Departure airports in London
Arrival airports in Buenos Aires

Which London airport do flights to Buenos Aires leave from?

Flights from London to Buenos Aires depart from London Heathrow Airport. The airport is 14 miles (23 km) from London city centre at Longford TW6, United Kingdom.
London Heathrow Airport (LHR)Longford TW6, United KingdomWifiShoppingParkingATMTaxisAccessibilityWCShowerLoungeLost and Found Office
City-centre transport

Getting to London Heathrow Airport from London city centre

London Heathrow Airport is 23 km from London city centre. Public transport options include:

TrainElizabeth, London Paddington - Heathrow Terminal 4, London Paddington - Heathrow Terminal 5 · 15m · $42 · every ~3 min
Elizabeth · 35m · $21 · every ~8 min
BusUkn14, Ukn02, Uk043, Uk042, Ukn23, Ukxn10, Ukn49 · 50m · $2 · every ~1 min
Ukxn10 · 50m · $4 · every ~1 min
Ukxn10 · 50m · $4 · every ~1 min
N9 · 1h 11m · $2 · every ~4 min
SubwayPiccadilly · 47m · $25 · every ~27 min

London Heathrow Airport airport facilities and services

London Heathrow Airport has practical services for this route, including Wifi, Shopping, Parking, ATM, Taxis, Accessibility, WC, Shower, Lounge, and Lost and Found Office.

Wi-Fi and ATMs

Free Wi-Fi available throughout the airport for up to 4 hours. ATMs are located in all terminals, offering multiple currencies.

Luggage and lost property

Lost and found is available at the station.

Parking, taxis and toilets

Available at London Heathrow Airport: Parking, Taxis, WC.

Accessibility

Accessibility facilities are available at London Heathrow Airport: Assistance.

London City Airport (LCY)Hartmann Rd, Royal Docks, London E16 2PX, United KingdomWifiShoppingParkingATMTaxisAccessibilityWCLoungeLost and Found Office
City-centre transport

Getting to London City Airport from London city centre

London City Airport is 12 km from London city centre. Public transport options include:

TrainDlr · 23m · $2 · every ~27 min
Dlr · 23m · $2 · every ~27 min
Bus473 · 40m · $37 · every ~23 min

London City Airport airport facilities and services

London City Airport has practical services for this route, including Wifi, Shopping, Parking, ATM, Taxis, Accessibility, WC, Lounge, and Lost and Found Office.

Wi-Fi and ATMs

Free Wi-Fi available throughout the airport. ATMs are located in the terminal.

Luggage and lost property

Lost and found is available at the station.

Parking, taxis and toilets

Available at London City Airport: Parking, Taxis, WC.

Accessibility

Accessibility facilities are available at London City Airport: Elevators, ramps.

London Gatwick Airport (LGW)Horley, Gatwick RH6 0NP, United KingdomWifiShoppingParkingATMTaxisAccessibilityWCShowerLoungeLost and Found Office
City-centre transport

Getting to London Gatwick Airport from London city centre

London Gatwick Airport is 1 km from London city centre. Public transport options include:

TrainLondon Victoria - Littlehampton, London Victoria - Portsmouth Harbour, London Victoria - Eastbourne, London Victoria - Ore, London Victoria - Brighton, London Victoria - Arundel, London Victoria - Polegate, London Victoria - Lewes, London Victoria - Chichester, London Victoria - Angmering, London Victoria - Hastings, London Victoria - Three Bridges, London Victoria - Gatwick Airport, London Victoria - Horsham, London Victoria - Portsmouth & Southsea, London Victoria - Bognor Regis, London Victoria - Worthing, London Victoria - Barnham · 33m · $30 · every ~12 min
London Victoria - Brighton, London Victoria - Bognor Regis, London Victoria - Portsmouth Harbour, London Victoria - Horsham, London Victoria - Littlehampton, London Victoria - Three Bridges, London Victoria - Ore, London Victoria - Hastings, London Victoria - Eastbourne, London Victoria - Worthing, London Victoria - Portsmouth & Southsea, London Victoria - Chichester, London Victoria - Gatwick Airport, London Victoria - Polegate, London Victoria - Barnham, London Victoria - Lewes, London Victoria - Angmering, London Victoria - Arundel · 33m · $30 · every ~12 min
Bedford - Brighton, Bedford - Three Bridges, Cambridge - Brighton, Bedford - Horsham, Bedford - Gatwick Airport, Peterborough - Horsham, Luton - Gatwick Airport, Luton - Three Bridges, West Hampstead Thameslink - Three Bridges, West Hampstead Thameslink - Brighton, West Hampstead Thameslink - Gatwick Airport, West Hampstead Thameslink - Horsham, Luton - Brighton, Cambridge - Three Bridges, Bedford - Haywards Heath, Luton - Horsham, Finsbury Park - Brighton, Finsbury Park - Horsham, Royston - Brighton, Flitwick - Brighton · 34m · $24 · every ~17 min
Bus025, A2 · 2h 15m · $17 · every ~5 min
025, A2 · 2h 15m · $17 · every ~5 min

London Gatwick Airport airport facilities and services

London Gatwick Airport has practical services for this route, including Wifi, Shopping, Parking, ATM, Taxis, Accessibility, WC, Shower, Lounge, and Lost and Found Office.

Wi-Fi and ATMs

Free Wi-Fi available throughout the airport for 90 minutes. ATMs are located in both terminals, offering multiple currencies.

Luggage and lost property

Lost and found is available at the station.

Parking, taxis and toilets

Available at London Gatwick Airport: Parking, Taxis, WC.

Accessibility

Accessibility facilities are available at London Gatwick Airport: Assistance.

More options for your journey from London to Buenos Aires

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