Cheap flights from Portland to London Heathrow Airport from £193
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to London Heathrow Airport departing on 3/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Portland to London
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
Cheap bus & train deals from Portland to London
All round-trip flight deals to London
Icelandair flights from Portland to London Heathrow Airport
Our best Icelandair deals on Portland to London Heathrow Airport flight tickets
Air Canada flights from Portland to London Heathrow Airport
Our best Air Canada deals on Portland to London Heathrow Airport flight tickets
See travel insights to London from
How to get the cheapest flight ticket from Portland to London Heathrow Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly from Portland to London Heathrow Airport?
January. The cheapest time of year to fly to London Heathrow Airport from Portland is January. The most expensive is June.
What is the cheapest day to depart Portland for London Heathrow Airport?
Friday. The cheapest day of the week is usually Friday. The most expensive is usually Saturday.
When is the cheapest time to fly from Portland to London Heathrow Airport?
In the morning. Portland to London Heathrow Airport flights are approximately 61% more expensive in the afternoon than in the morning
How far in advance should you book Portland to London Heathrow Airport flights?
46 days before. The cheapest time to buy a flight from Portland to London Heathrow Airport is approximately 46 days to departure
What cabin class options are available on Portland to London Heathrow Airport flights?
There are 2 cabin classes available to choose from on Portland to London Heathrow Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Portland to London Heathrow Airport flights?
You could potentially save up to 39% on your flight if you consider stops on a Portland to London Heathrow Airport flight.
How have Portland to London Heathrow Airport flight prices changed over time?
As of November 2024, prices for Portland to London Heathrow Airport flights are approximately 45% cheaper when compared to flights at the same time last year.
How many flights depart from Portland to London Heathrow Airport on average per day?
As of November 2024, 3 flights take off from Portland and land in London Heathrow Airport each day. The most common flight departure time for this route is 18:00, with 100% of daily flights taking off in the evening.
How many flights depart from Portland to London Heathrow Airport on average per week?
As of November 2024, 21 flights take off from Portland and land in London Heathrow Airport each week. The most common flight departure day for this route is Tue, with 33% of weekly flights taking off on this day.
When to book flights from Portland to London Heathrow Airport
Cheap Portland to London Heathrow Airport (PDX to LHR) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portland to London Heathrow Airport
How far is Portland to London Heathrow by plane?
Portland and London Heathrow are 4902.4 mi apart from one another. 9h 30m is a normal flight duration for this route.
When did momondo last update prices for flights from Portland Airport to London Heathrow Airport?
Prices for flights from Portland Airport to London Heathrow Airport refresh daily.
How many operators does momondo search for flights from Portland Airport to London Heathrow Airport?
The number of operators available for flights from Portland Airport to London Heathrow Airport is 5 as of November 2024.
How old do you have to be to fly from Portland Airport to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Portland to London Heathrow Airport?
Based on momondo bookings for flights between Portland and London Heathrow Airport, the leading plane model is Boeing 787-8 Dreamliner, making up 59.48% of the total bookings. Other popular models include Boeing 787-10 Dreamliner with 24.69%, Boeing 787-9 Dreamliner with 10.15%, and Boeing 787 Dreamliner with 2.07%.
What is the most popular airline from Portland to London Heathrow Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Portland to London Heathrow Airport is British Airways (53.30% of total bookings). The next most popular airlines are American Airlines (18.68%), Virgin Atlantic (12.64%), and Icelandair (7.69%).
Best airlines flying from Portland to London Heathrow Airport
Compare and see reviews for airlines that fly from Portland to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £463 | Free Cancellation | Rating 7.2 555 reviews | |||
| PriceFrom £465 | Free Cancellation | Rating 7.5 663 reviews | |||
| PriceFrom £507 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom £550 | Free Cancellation | Rating 7.0 2,664 reviews | |||
| PriceFrom £584 | Free Cancellation | Rating 6.6 6,837 reviews |
American Airlines Flights From Portland to London Heathrow Airport
American Airlines operates around 5 flights from Portland to London Heathrow Airport every week. The average price of these flights found in the last 72 hours has been £942, but momondo users have found American Airlines deals from Portland to London Heathrow Airport from as low as £642 round-trip. American Airlines has been scored 7.2/10 in 10,000 reviews.
Iberia Flights From Portland to London Heathrow Airport
Iberia is also a popular choice for this route. Iberia flight deals for Portland to London Heathrow Airport start from as low as £696 round-trip, depending on your selected dates, with average Iberia deals seen on momondo around £1,086. Iberia operates 2 flights to London Heathrow Airport from Portland in an average week. Users have rated it 7.0/10 across 2,663 reviews.
Why use momondo?
Why should I use momondo to find a flight deal from Portland to London?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to London . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Portland to London with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to London from Portland with this policy.
How can momondo help me find flights from Portland to London?
Once all potential Portland to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Portland to London right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Portland to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.