London LON to Seattle, WA SEA flight with Icelandair

Thu, May 28
+ Add return
Icelandair
British Airways
Aer Lingus
American Airlines
Lufthansa
2,000+ travel companies
Icelandair
British Airways
Aer Lingus
American Airlines
Lufthansa
2,000+ travel companies
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Journey information

Overview: London to Seattle, WA flight

United KingdomUnited Kingdom
USAUSA
Icon of flight

Flights from London to Seattle, WA depart on average 68 times per day, taking around 11h 1m. Cheap flight tickets for this journey start at $517 (€417) if you book in advance.

There are 4 flights per day. The earliest flight runs at 00:59, the last at 23:58. The fastest flight covers the 4784 miles (7700 km) distance in 12h 35m. 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
4784 miles (7700 km)
Average flight duration
11h 1m
Cheapest ticket price
$517 (€417)
Flights per day
68
Direct flights
4
Fastest flight
12h 35m
First flight
12:59 AM
Last flight
11:58 PM
Cheapest Month
Mar
Cheapest Day
Mon
High Season
Jul - Sep
Low Season
Jan - Mar
Best time to book
21 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 Seattle, WA

Showing times and prices for May 28

Cheapest price

$598

Average price

$598

Fastest journey

13 h 40 m

Average duration

13 h 40 m

Flights per day

1

Distance

7700 km

Cheap tickets

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

The average ticket from London to Seattle, WA will cost around $598 if you buy it on the day, but the cheapest tickets can be found for only $598.

Fast flights

Of the 1 flights that leave London for Seattle, WA onThu, May 28, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.

On Thu, May 28 the direct flights cover the 7700 km distance in an average of 13 h 40 m but if you time it right, some flights will get you there in just 13 h 40 m .

On Thu, May 28 the longest flights will take 13 h 40 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.

  • Lufthansa
    6:30 AM13h40
    London
    8:10 PMSeattle, WA
    $5981One-way
    0 transfers

Live departures

London to Seattle, WA flight times

The table below shows live departures for London to Seattle, WA flights for tomorrow, Thursday, May 28. You can also manually refresh the results below to see updated flight journeys.

Last updated at
ProviderDepartsDurationArrivesTransfers
Tickets
Lufthansa6:30 AM London
13h40
8:10 PM Seattle, WA0 transfersDirect

This is the last flight of the day.

Find all the dates and times for this journey

Compare prices and tickets London to Seattle, WA 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.

Thu
May 28
Fri
May 29
Sat
May 30
Sun
May 31
Mon
Jun 01
Tue
Jun 02
Wed
Jun 03

Why should you book London to Seattle, WA flights with Omio?

Icelandair as well as British Airways, Aer Lingus, American Airlines, Lufthansa and more offer flights services from London to Seattle, WA.
Omio is an official ticket reseller for all your travel options from London to Seattle, WA.

Why book with Omio vs Icelandair?

  • Compare with other providers: On Omio, you can not only buy tickets for Icelandair, but also compare tickets for the likes of British Airways, Aer Lingus, American Airlines or Lufthansa to find the best option for your trip from London to Seattle, WA.
  • 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 Edreams, Kayak or Skyscanner?

  • Compare with other providers: On Omio, you can also compare tickets for the likes of British Airways, Aer Lingus, American Airlines or Lufthansa to find the best option for your trip from London to Seattle, WA.

Airlines: Icelandair, British Airways, Aer Lingus, American Airlines, Lufthansa from London to Seattle, WAFind the best flights between London to Seattle, WA with Omio's travel partners Icelandair, British Airways, Aer Lingus, American Airlines, Lufthansa from $517 (€417). 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
16h 27m
Cheapest Price
$539 (€435)
British Airways frequency
9 a day
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

American Airlines

About
American Airlines is one of the largest airlines in the world, connecting travelers to hundreds of destinations across the United States, Latin America, Europe, Asia, and beyond. Operating from major hubs such as Dallas/Fort Worth, Miami, and Charlotte, American offers a wide range of travel options. Passengers can choose from Economy with affordable fares, Premium Economy with extra space, or Business and First Class featuring flat-bed seats, premium dining, and lounge access. With a modern fleet and membership in the oneworld alliance, American Airlines combines global reach with comfort and reliability.
Luggage & cancellation policy
Average Duration
16h 6m
Cheapest Price
$504 (€406)
American Airlines frequency
6 a day
Luggage included
1 carry-on bag (22 x 14 x 9 inches) and 1 personal item (18 x 14 x 8 inches) included in most fares
Additional luggage
Checked bags fees vary by route. First checked bag typically $30, second $40 on domestic flights
Cancellation Policy
Basic Economy tickets cannot be changed or refunded. Other fares allow changes with fee, refunds subject to fare rules.
Pregnant on board
Passengers can fly up to 36 weeks for single pregnancies, 32 weeks for multiple pregnancies. Medical certificate required within 7 days of departure if within 4 weeks of due date.
Unaccompagned minor
Children ages 5-14 can travel alone using American Airlines Unaccompanied Minor Service. Service fee is $150 each way.
Amenities on board the airplane
Wifi
Food sold onboard
USB plugs
Accessibility
American Airlines provides wheelchair assistance and special services for passengers with disabilities. Assistance must be requested at least 48 hours before departure.
Pets
Small dogs and cats allowed in cabin for $125 fee. Must be in approved carrier under seat. Service animals allowed.
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
13h 40m
Cheapest Price
$574 (€463)
Lufthansa frequency
5 a day
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

Icelandair

About
Icelandair is the flag carrier of Iceland, with roots tracing back to 1937. It operates as part of the Icelandair Group and is headquartered in Hafnarfjörður, Iceland. The airline's business strategy leverages Iceland's unique geographical position midway between North America and Europe, offering transatlantic flights with a convenient stopover option in Iceland. Icelandair serves destinations on both sides of the Atlantic from its main hub at Keflavík International Airport, and also operates domestic flights from Reykjavík Airport. The airline is known for promoting Iceland as a tourist destination and providing a comfortable flying experience with Icelandic hospitality.
Luggage & cancellation policy
Average Duration
13h 0m
Cheapest Price
$517 (€417)
Icelandair frequency
9 a day
Luggage included
One carry-on bag (10kg) and one personal item included in Economy
Additional luggage
Extra bags can be purchased, prices vary by route
Cancellation Policy
24-hour cancellation policy for full refund, after that fees apply based on fare type
Pregnant on board
Up to week 36 of pregnancy. After week 28, medical certificate required
Unaccompagned minor
Available for children 5-17, must be booked at least 48 hours in advance. Service fee applies
Amenities on board the airplane
Wifi
USB plugs
Accessibility
Wheelchair assistance available, must be requested at least 48 hours before departure
Pets
Small pets in cabin, larger ones in hold. Must be booked in advance
Entertaiment on board

Aer Lingus

About
Aer Lingus is Ireland's national airline, established in 1936. It operates over 100 routes, connecting Europe and North America from its main hub at Dublin Airport, as well as from Cork, Shannon, and Knock. A member of the International Airlines Group (IAG), Aer Lingus is recognized as a 4-star airline by Skytrax. The airline is known for its Irish hospitality and offers a range of services, including its AerClub loyalty program. Aer Lingus utilizes a modern fleet of Airbus aircraft, including the A321neoLR, for efficiency, comfort, and safety.
Luggage & cancellation policy
Aer Lingus frequency
8 a day
Luggage included
1 small bag (25x33x20cm) and 1 cabin bag (55x40x24cm)
Additional luggage
23kg checked bag can be purchased
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
Up to end of 36th week (32nd week for multiple pregnancies). Medical certificate required if complications
Unaccompagned minor
Young flyer service available for ages 5-11. Must be booked at least 72 hours before departure
Amenities on board the airplane
Wifi
USB plugs
Accessibility
Aer Lingus provides wheelchair assistance and special assistance for passengers with reduced mobility
Pets
Small dogs and cats allowed in cabin (6kg including carrier) and cargo hold (32kg including container)
Entertaiment on board

Complete guide to Seattle

Things to do in Seattle

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

  • Must visit

Seattle Art Museum

Major downtown art museum with global collections, rotating exhibitions, and strong Native art holdings.

  • Must visit

Museum of Pop Culture

Bold contemporary museum focused on music, science fiction, gaming, and pop culture in an iconic building.

  • Must visit

Chihuly Garden and Glass

Immersive glass art museum showcasing Dale Chihuly's large-scale installations, galleries, and outdoor garden works.

United States Dollar

Seattle is expensive by U.S. standards, especially for hotels, dining, and coffee, though casual eats and transit can help control daily costs.

Average meal costs

Budget
USD 10-18 for fast food or casual takeout.
Mid-range
USD 25-45 per person at a mid-range restaurant.
Fine dining
USD 80+ per person before drinks and tip.
Coffee
USD 4-7 for a latte or cappuccino.

Tipping culture

Tip 18-20% at restaurants; 20%+ for great service. Bartenders: USD 1-2 per drink. Taxis/rideshares: 10-15%. Hotel staff: USD 2-5. Cafes: tip jar or round up.

FAQs: London to Seattle, WA Flight

Find answers to the most common questions about traveling from London to Seattle, WA 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 Seattle, WA, this guide helps you travel smarter and with confidence.

FAQs
Cheap plane tickets from London to Seattle, WA can start from as little as $517 (€417) when you book in advance. The average flight ticket price for London to Seattle, WA is $659 (€532) ; 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 Seattle, WA is 12h 35m to travel the 4784 miles (7700 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 Seattle, WA leaves at 12:59 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from London to Seattle, WA leaves at 11:58 PM.
Yes, there are 4 direct flights a day from London to Seattle, WA with British Airways. Schedules can vary on holidays or weekends with fewer direct flights.
When taking a flight from London to Seattle, WA, you can count on Icelandair, British Airways, Aer Lingus, American Airlines, Lufthansa for the best way to get you to Seattle, WA. You can also check all possible airlines who offer a service between London and Seattle, WA and compare the amenities they offer before buying a plane ticket.
Flights from London to Seattle, WA generally leave from London Heathrow Airport and arrive in Seattle-Tacoma International Airport.London Heathrow Airport is 14 miles (23 km) away from London city centre and Seattle-Tacoma International Airport is from Seattle, WA city centre.
The cheapest month for a flight from London to Seattle, WA is March.
Yes, you can take a flight between London and Seattle, WA.
Since neither London nor Seattle, WA are in the Schengen Area, passport requirements depend on the specific immigration rules of United Kingdom and United States. 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 8 h between London and Seattle, WA all year round.
The best events to attend in Seattle, WA include:
  • Seafair, a summer festival featuring hydroplane races, parades, and cultural events
  • Seattle International Film Festival, one of the largest film festivals in the U.S. showcasing independent films
  • Bumbershoot, an annual music and arts festival held over Labor Day weekend
  • Seattle Pride Parade, a celebration of LGBTQ+ pride with a colorful parade through downtown.
Some of the most interesting sights to explore in Seattle, WA are:
  • Space Needle, an iconic observation tower offering panoramic views of Seattle and its surroundings
  • Pike Place Market, a historic public market known for fresh produce, seafood, and local crafts
  • Chihuly Garden and Glass, an exhibition showcasing the vibrant glass art of Dale Chihuly
  • Museum of Pop Culture, a museum dedicated to contemporary popular culture with interactive exhibits
  • Seattle Art Museum, a leading art museum featuring diverse collections from around the world.
The best holidays to experience in Seattle, WA include:
  • Independence Day, fireworks and celebrations marking the nation's birthday
  • Thanksgiving, a time for family gatherings and seasonal festivities
  • Christmas, holiday lights and decorations creating a festive atmosphere
  • New Year's Eve, lively celebrations welcoming the new year with fireworks and events.
The best things to do in Seattle, WA include:
  • Take a ferry ride to Bainbridge Island for stunning views of the Seattle skyline and a charming small-town experience
  • Explore the vibrant neighborhoods of Capitol Hill and Fremont, known for their eclectic shops, cafes, and street art
  • Visit the Seattle Aquarium to discover marine life native to the Pacific Northwest
  • Enjoy a scenic walk or bike ride along the Burke-Gilman Trail
  • Experience a live performance at the historic Paramount Theatre, offering a variety of shows from Broadway to concerts.
We recommend using the flight as it is the most popular way to get from London to Seattle, WA among Omio's users.
The best season to visit Seattle, WA is Spring or Fall. The best weather to explore Seattle, WA is during April-June or September-November.
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.
The currency used in the United States is the US Dollar (USD). For travelers, using cards is generally more convenient and widely accepted, especially credit and debit cards, while cash is useful for small purchases or places that do not accept cards.
In Seattle, WA, travelers should be cautious of pickpocketing and vehicle break-ins, especially in crowded areas and popular tourist spots like Pike Place Market. Scams involving fake charity collectors and street performers asking for money are common. It's advisable to stay alert in public transit and avoid unlicensed taxis. Travelers should also be aware of occasional aggressive panhandling in certain neighborhoods.
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 Seattle, WA

London
Seattle
The major airport for departures in London is London Heathrow Airport. Find all the information you need to know about services, amenities and connections at London Heathrow Airport for your trip from London to Seattle.
Amenities at airport
WifiWifi
ShoppingShopping
ParkingParking
ATMATM
TaxisTaxis
AccessibilityAccessibility
WCWC
ShowerShower
LoungeLounge
Lost and Found OfficeLost and Found Office
information
ticketOfficeHours
Distance to city center
23 km
carConnection
Car connection
M4, Junction 4
Wifi
Wifi
  • Free Wi-Fi available throughout the airport for up to 4 hours.
Shopping
Shopping
  • Shops are located throughout all terminals, including Harrods and World Duty Free.
Parking
Parking
  • Short Stay parking available near each terminal, approximately 6.3€ (£5.30) for 30 minutes.
Taxis
Taxis
  • Available outside the terminal.
Accessibility
Accessibility
  • Assistance.
WC
WC
  • Available throughout the airport, including accessible facilities.
Shower
Shower
  • Yes
Lounge
Lounge
  • Lounges available in all terminals, including British Airways and Plaza Premium lounges.
Lost and Found Office
Lost and Found Office
  • Located at each terminal, contact Heathrow Airport Lost Property.
Public transit options for London Heathrow Airport
  • Bus: 105, 111, 140, 285, 423
  • Metro: Piccadilly Line
  • Train: Heathrow Express, TfL Rail
Amenities at airport
WifiWifi
ShoppingShopping
ParkingParking
ATMATM
TaxisTaxis
AccessibilityAccessibility
WCWC
ShowerShower
LoungeLounge
Lost and Found OfficeLost and Found Office
information
ticketOfficeHours
Distance to city center
1 km
carConnection
Car connection
M23, Junction 9
Wifi
Wifi
  • Free Wi-Fi available throughout the airport for 90 minutes.
Shopping
Shopping
  • Shops are located in both terminals, including Harrods and World Duty Free.
Parking
Parking
  • Short stay parking available at both terminals, approximately 6€ (£5) for 30 minutes.
Taxis
Taxis
  • Available outside the terminal.
Accessibility
Accessibility
  • Assistance.
WC
WC
  • Available throughout the airport, including accessible facilities.
Shower
Shower
  • Yes
Lounge
Lounge
  • Lounges available in both terminals, including No1 Lounge and Club Aspire.
Lost and Found Office
Lost and Found Office
  • Located in the South Terminal, inquiries can be made online or in person.
Public transit options for London Gatwick Airport
  • Train: Gatwick Express, Southern, Thameslink
  • Bus: National Express, Metrobus
Amenities at airport
WifiWifi
ShoppingShopping
ParkingParking
ATMATM
TaxisTaxis
AccessibilityAccessibility
WCWC
LoungeLounge
Lost and Found OfficeLost and Found Office
information
ticketOfficeHours
Distance to city center
12 km
carConnection
Car connection
A1020, Exit A112
Wifi
Wifi
  • Free Wi-Fi available throughout the airport.
Shopping
Shopping
  • Shops in the terminal, including WHSmith and Aelia Duty-Free.
Parking
Parking
  • Short-term and long-term parking available, starting at approximately 4.2€ (£3.50) per hour.
Taxis
Taxis
  • Available outside the terminal.
Accessibility
Accessibility
  • Elevators, ramps.
WC
WC
  • Available throughout the airport.
Lounge
Lounge
  • Lounge available, including the First Class Lounge.
Lost and Found Office
Lost and Found Office
  • Located in the terminal, contact information desk.
Public transit options for London City Airport
  • DLR
  • Bus 473
  • Bus 474

More options for your journey from London to Seattle, WA

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