- Must visit
The British Museum
World-famous museum with major collections spanning ancient Egypt, Greece, Rome, Asia, and beyond. A top cultural stop in London and usually high on first-time visitor lists.
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Journey information
Overview: Portland International Airport to London Heathrow Airport flight
USA
United Kingdom
Flights from Portland International Airport to London Heathrow Airport depart on average 45 times per day, taking around 9h 37m. Cheap flight tickets for this journey start at $507 (€410) if you book in advance.
There are 2 flights per day. The earliest flight runs at 02:05, the last at 22:45. The fastest flight covers the 4900 miles (7887 km) distance in 9h 30m. May 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 4900 miles (7887 km) |
Average flight duration 9h 37m |
Cheapest ticket price $507 (€410) |
Flights per day 45 |
Direct flights 2 |
Fastest flight 9h 30m |
First flight 2:05 AM |
Last flight 10:45 PM |
Cheapest Month May |
Cheapest Day Tue |
High Season Apr - Jun |
Low Season Jul - Sep |
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 Portland International Airport to London Heathrow Airport
Showing times and prices for May 28
Cheapest price
$631
Average price
$633
Fastest journey
9 h 30 m
Average duration
11 h 48 m
Flights per day
2
Distance
7887 km
Cheap tickets
The best way to find a cheap flight ticket from Portland International Airport to London Heathrow Airport is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Portland International Airport to London Heathrow Airport will cost around $633 if you buy it on the day, but the cheapest tickets can be found for only $631.
Fast flights
Of the 2 flights that leave Portland International Airport for London Heathrow Airport onThu, May 28, 2 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 7887 km distance in an average of 11 h 48 m but if you time it right, some flights will get you there in just 9 h 30 m .
On Thu, May 28 the longest flights will take 14 h 5 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.
2:30 AM9h30Portland International Airport12:00 PMLondon Heathrow Airport$6311One-way0 transfers
10:15 PM14h05Portland International Airport12:20 PMLondon Heathrow Airport$6351One-way0 transfers
- 2:30 AM9h30Portland International Airport12:00 PMLondon Heathrow Airport$6311One-way0 transfers
- 10:15 PM14h05Portland International Airport12:20 PMLondon Heathrow Airport$6351One-way0 transfers
Live departures
Portland International Airport to London Heathrow Airport flight times
The table below shows live departures for Portland International Airport to London Heathrow Airport flights for today, Tuesday, May 26. You can also manually refresh the results below to see updated flight journeys.
Last updated at
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
| 6:56 PM Portland International Airport | 14h59 | 9:55 AM London Heathrow Airport | 0 transfersDirect | |
| 8:39 PM Portland International Airport | 13h31 | 10:10 AM London Heathrow Airport | 0 transfersDirect | |
 | 10:30 PM Portland International Airport | 20h50 | 7:20 PM London Heathrow Airport | 0 transfersDirect | |
| Wednesday, May 27 | |||||
| 2:30 AM Portland International Airport | 9h30 | 12:00 PM London Heathrow Airport | 0 transfersDirect | |
This is the last flight of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Portland International Airport to London Heathrow Airport 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.
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May 27
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Why should you book Portland International Airport to London Heathrow Airport flights with Omio?
British Airways operates all flights services from Portland International Airport to London Heathrow Airport.
Omio is an official ticket reseller for all your travel options from Portland International Airport to London Heathrow Airport.
Why book with Omio vs British Airways?
- 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.
Airlines: British Airways from Portland International Airport to London Heathrow AirportFind the best flights between Portland International Airport to London Heathrow Airport with Omio's travel partners British Airways from $507 (€410). 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
9h 30m
Cheapest Price
$507 (€410)
British Airways frequency
11 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
Complete guide to London Heathrow Airport
Things to do in London Heathrow Airport
Discover the best of London Heathrow Airport — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect London Heathrow Airport trip today.
- Must visit
The National Gallery
Major art museum on Trafalgar Square with masterpieces by Van Gogh, Turner, Monet, and Leonardo. Excellent choice for classic European painting in a central location.
- Must visit
Tate Modern
Leading modern and contemporary art museum in a former power station on the Thames. Known for its scale, rotating displays, and strong social media appeal.
- Must visit
Covent Garden
Lively district known for piazzas, performers, historic market buildings, and strong visitor appeal. A convenient area for strolling, shopping, and atmosphere.
- Must visit
South Bank
Popular riverside walking area stretching past major cultural venues and viewpoints. Excellent for skyline photos, evening walks, and iconic Thames views.
- Must visit
Hyde Park
One of London's great royal parks, ideal for walking, relaxing, and open green space in the city center. Includes the Serpentine and several famous memorials.
Full English Breakfast
A traditional breakfast of eggs, sausages, bacon, beans, mushrooms, grilled tomato, and toast. It is one of England’s most iconic hearty meals.
Fish And Chips
Battered white fish with thick-cut chips, often served with mushy peas and tartar sauce. It is a classic British comfort dish closely associated with London and the wider country.
Sunday Roast
Roast meat with roast potatoes, seasonal vegetables, gravy, and Yorkshire pudding. This is a beloved British weekend tradition found in pubs across London.
The Perfectionists' Café London Heathrow
A well-known airport restaurant by Heston Blumenthal, serving refined British classics such as fish and chips in a polished but accessible setting.
The Curator
A popular Heathrow venue focused on British produce, craft beer, and casual meals. It is a good option for a relaxed pre-flight taste of Britain.
Gordon Ramsay Plane Food
An established Heathrow dining option offering modern British and international dishes, designed for quality airport dining in a stylish space.
Pound sterling
Heathrow is pricier than central London. Airport dining, coffee, and convenience items usually cost more than in the city.
Average meal costs
- Budget
- GBP 8-15 for fast food or a simple takeaway.
- Mid-range
- GBP 18-35 per person at a casual sit-down restaurant.
- Fine dining
- GBP 50+ per person at upscale airport or hotel restaurants.
- Coffee
- GBP 3-5 for a regular coffee.
Tipping culture
Service is often included at sit-down restaurants; if not, 10-12.5% is standard for good service. No tip needed for fast food or takeaway. Round up only for exceptional taxi service.
TfL Go
Get the appOfficial public transport app
Prices
- Single ticket
- GBP 2.80
- Day pass
- GBP 8.90
To the city center
London Heathrow Airport -> Paddington Station, London
- Distance
- 26 km
- Travel time
- 15 min
- Use Contactless or Oyster for the cheapest TfL fares; daily caps apply automatically on Tube, Elizabeth Line, buses, and most rail services in London.
- You can pay by card or device on TfL buses and trams, but cash is not accepted onboard.
FAQs: Portland International Airport to London Heathrow Airport Flight
Find answers to the most common questions about traveling from Portland International Airport to London Heathrow Airport 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 London Heathrow Airport, this guide helps you travel smarter and with confidence.
Cheap plane tickets from Portland International Airport to London Heathrow Airport can start from as little as $507 (€410) when you book in advance. The average flight ticket price for Portland International Airport to London Heathrow Airport is $613 (€495) ; 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 Portland International Airport to London Heathrow Airport is 9h 30m to travel the 4900 miles (7887 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 Portland International Airport to London Heathrow Airport leaves at 2:05 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from Portland International Airport to London Heathrow Airport leaves at 10:45 PM.
Yes, there are 2 direct flights a day from Portland International Airport to London Heathrow Airport with British Airways. Schedules can vary on holidays or weekends with fewer direct flights.
When taking a flight from Portland International Airport to London Heathrow Airport, you can count on British Airways for the best way to get you to London Heathrow Airport. You can also check all possible airlines who offer a service between Portland International Airport and London Heathrow Airport and compare the amenities they offer before buying a plane ticket.
The cheapest month for a flight from Portland International Airport to London Heathrow Airport is May.
Yes, you can take a flight between Portland International Airport and London Heathrow Airport.
Since neither Portland International Airport nor London Heathrow Airport are in the Schengen Area, passport requirements depend on the specific immigration rules of United States and United Kingdom. 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 Portland International Airport and London Heathrow Airport all year round.
The best events to attend in London Heathrow Airport include:
- Notting Hill Carnival, a colorful celebration of Caribbean culture with parades and music
- London Fashion Week, a major event showcasing the latest trends in fashion
- The Thames Festival, a riverside festival featuring arts, music, and food along the Thames
- New Year's Day Parade, a grand parade featuring marching bands and performers to ring in the new year.
The best holidays to experience in London Heathrow Airport include:
- Easter, mild spring weather and blooming flowers
- May Bank Holiday, pleasant temperatures and outdoor activities
- Late Summer Bank Holiday, warm weather perfect for exploring parks and attractions
- Christmas, festive decorations and holiday spirit throughout the city.
The best season to visit London Heathrow Airport is Spring or Summer. The best weather to explore London Heathrow Airport is during May-June or September-October.
We recommend using the flight as it is the most popular way to get from Portland International Airport to London Heathrow Airport 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.
The currency used in the United Kingdom is the British Pound Sterling (GBP). For travelers, using a card is generally more convenient and widely accepted, especially in cities and for transportation tickets, though carrying some cash can be useful for small purchases or in rural areas.
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.
Most popular flights to and from London Heathrow Airport and Portland International Airport
Most popular flights to London Heathrow Airport
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