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Cheap flights from Portland to London Heathrow Airport from £163

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 18/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Portland to London

Cheap return flights

These are some of the best return flight deals from Portland to London that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Portland to London.

Cheap last-minute flights

Planning a quick getaway from Portland to London? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to London, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Portland to London

Find recent round-trip train or bus tickets from Portland to London.

All round-trip flight deals to London

The cheapest plane tickets to London found on KAYAK recently.
14:35 - 10:50PDX-LHR
12h 15m1 stop
20:40 - 16:50LHR-PDX
28h 10m1 stop
£394Icelandair
Find Deal
Di, 3 Dez - So, 8 Dez
14:35 - 19:30PDX-LHR
20h 55m1 stop
20:40 - 16:50LHR-PDX
28h 10m1 stop
£404Icelandair
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Di, 3 Dez - Di, 10 Dez
18:30 - 12:10PDX-LHR
9h 40mdirect
14:20 - 16:35LHR-PDX
10h 15mdirect
£496British Airways
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Di, 7 Jan - Mi, 15 Jan
14:17 - 12:35PDX-LHR
14h 18m1 stop
15:30 - 17:25LHR-PDX
9h 55mdirect
£501British Airways
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Mo, 21 Apr - Mi, 30 Apr
13:36 - 11:10PDX-LHR
13h 34m1 stop
20:25 - 11:25LHR-PDX
23h 00m1 stop
£511Virgin Atlantic
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Di, 7 Jan - Do, 16 Jan
13:36 - 11:10PDX-LHR
13h 34m1 stop
12:40 - 20:50LHR-PDX
16h 10m1 stop
£526Virgin Atlantic
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Fr, 10 Jan - Fr, 24 Jan
18:30 - 12:10PDX-LHR
9h 40mdirect
14:20 - 16:35LHR-PDX
10h 15mdirect
£537Iberia
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Fr, 29 Nov - Fr, 6 Dez
18:30 - 12:10PDX-LHR
9h 40mdirect
08:20 - 21:08LHR-PDX
20h 48m1 stop
£544Iberia
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Mi, 11 Dez - Mi, 18 Dez
15:37 - 16:00PDX-LHR
16h 23m1 stop
14:20 - 16:35LHR-PDX
10h 15mdirect
£558American Airlines
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Fr, 10 Jan - Fr, 24 Jan
18:30 - 12:10PDX-LHR
9h 40mdirect
14:20 - 16:35LHR-PDX
10h 15mdirect
£563American Airlines
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Mi, 11 Dez - Di, 24 Dez
14:35 - 19:30PDX-LHR
20h 55m1 stop
£163Icelandair
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Mo, 18 Nov
14:35 - 19:30PDX-LHR
20h 55m1 stop
£165Icelandair
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Di, 3 Dez
15:34 - 11:10PDX-LHR
11h 36m1 stop
£306Virgin Atlantic
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Mi, 4 Dez
18:30 - 12:10PDX-LHR
9h 40mdirect
£311Iberia
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Mi, 4 Dez
18:30 - 12:10PDX-LHR
9h 40mdirect
£312British Airways
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So, 5 Jan
00:59 - 07:20PDX-LHR
22h 21m1 stop
£325British Airways
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So, 5 Jan
18:30 - 12:10PDX-LHR
9h 40mdirect
£355Iberia
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So, 17 Nov
18:30 - 12:10PDX-LHR
9h 40mdirect
£503American Airlines
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Di, 17 Dez
18:30 - 12:10PDX-LHR
9h 40mdirect
£658American Airlines
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Mi, 18 Dez
15:20 - 12:40PDX-LHR
13h 20m1 stop
£746Virgin Atlantic
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So, 8 Dez
14:35 - 19:30PDX-LHR
20h 55m1 stop
20:40 - 16:50LHR-PDX
28h 10m1 stop
£547Icelandair
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Di, 5 Nov - Di, 12 Nov
14:35 - 19:30PDX-LHR
20h 55m1 stop
20:40 - 16:55LHR-PDX
28h 15m1 stop
£549Icelandair
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Di, 5 Nov - Di, 12 Nov
10:10 - 10:10PDX-LHR
16h 00m1 stop
06:30 - 18:24LHR-PDX
19h 54m2 stops
£574Lufthansa
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Di, 5 Nov - Di, 12 Nov
18:30 - 12:10PDX-LHR
9h 40mdirect
08:20 - 17:40LHR-PDX
17h 20m1 stop
£601American Airlines
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Mi, 6 Nov - Fr, 15 Nov
13:25 - 20:50PDX-LHR
23h 25m1 stop
06:30 - 11:25LHR-PDX
12h 55m1 stop
£620Virgin Atlantic
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Di, 5 Nov - So, 17 Nov
18:30 - 12:10PDX-LHR
9h 40mdirect
14:20 - 16:35LHR-PDX
10h 15mdirect
£704American Airlines
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Mi, 6 Nov - Fr, 15 Nov
10:00 - 12:05PDX-LHR
18h 05m1 stop
14:20 - 16:35LHR-PDX
10h 15mdirect
£707Iberia
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Di, 5 Nov - Mi, 13 Nov
05:30 - 12:05PDX-LHR
22h 35m1 stop
14:20 - 16:35LHR-PDX
10h 15mdirect
£725British Airways
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Di, 5 Nov - Di, 12 Nov
18:30 - 12:10PDX-LHR
9h 40mdirect
14:20 - 16:35LHR-PDX
10h 15mdirect
£755British Airways
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Fr, 8 Nov - So, 17 Nov
18:30 - 12:10PDX-LHR
9h 40mdirect
14:20 - 16:35LHR-PDX
10h 15mdirect
£1,655Iberia
Find Deal
Mi, 6 Nov - So, 10 Nov
18:30 - 12:10PDX-LHR
9h 40mdirect
14:20 - 16:35LHR-PDX
10h 15mdirect
£496Iberia
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Mi, 15 Jan - Fr, 24 Jan
19:15 - 12:45PDX-LHR
9h 30mdirect
15:30 - 17:25LHR-PDX
9h 55mdirect
£498Iberia
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Di, 22 Apr - Mi, 7 Mai
18:30 - 12:10PDX-LHR
9h 40mdirect
14:20 - 16:35LHR-PDX
10h 15mdirect
£509American Airlines
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Mi, 27 Nov - Di, 10 Dez
18:30 - 12:10PDX-LHR
9h 40mdirect
14:20 - 16:35LHR-PDX
10h 15mdirect
£517American Airlines
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Di, 7 Jan - Fr, 17 Jan
19:30 - 12:10PDX-LHR
9h 40mdirect
15:30 - 17:25LHR-PDX
9h 55mdirect
£519British Airways
Find Deal
So, 16 Mrz - Do, 3 Apr
18:30 - 12:10PDX-LHR
9h 40mdirect
14:20 - 16:35LHR-PDX
10h 15mdirect
£527British Airways
Find Deal
Di, 3 Dez - Mi, 11 Dez
18:30 - 12:10PDX-LHR
9h 40mdirect
14:20 - 16:35LHR-PDX
10h 15mdirect
£536Finnair
Find Deal
Di, 3 Dez - Mi, 11 Dez
18:30 - 12:10PDX-LHR
9h 40mdirect
14:20 - 16:35LHR-PDX
10h 15mdirect
£594Finnair
Find Deal
Di, 19 Nov - Di, 26 Nov
18:30 - 12:10PDX-LHR
9h 40mdirect
14:20 - 16:35LHR-PDX
10h 15mdirect
£1,106
Find Deal
So, 24 Nov - Mi, 27 Nov
18:30 - 12:10PDX-LHR
9h 40mdirect
14:20 - 16:35LHR-PDX
10h 15mdirect
£1,109
Find Deal
So, 24 Nov - Mi, 27 Nov

Air Canada flights from Portland to London Heathrow Airport

Our best Air Canada deals on Portland to London Heathrow Airport flight tickets
Air Canada
3 Dec
PDX10:10Portland
16h 00m
1 stop
LHR10:10London Heathrow
11 Dec
LHR13:00London Heathrow
13h 24m
1 stop
PDX18:24Portland
Air Canada
3 Dec
PDX10:10Portland
15h 10m
2 stops
LHR09:20London Heathrow
10 Dec
LHR18:00London Heathrow
28h 44m
2 stops
PDX14:44Portland
Air Canada
24 Nov
PDX10:10Portland
15h 10m
2 stops
LHR09:20London Heathrow
10 Dec
LHR14:30London Heathrow
32h 14m
2 stops
PDX14:44Portland

United Airlines flights from Portland to London Heathrow Airport

Our best United Airlines deals on Portland to London Heathrow Airport flight tickets
United Airlines
3 Dec
PDX10:10Portland
16h 00m
1 stop
LHR10:10London Heathrow
11 Dec
LHR15:00London Heathrow
37h 12m
2 stops
PDX20:12Portland
United Airlines
4 Dec
PDX10:10Portland
16h 00m
1 stop
LHR10:10London Heathrow
11 Dec
LHR13:00London Heathrow
13h 24m
1 stop
PDX18:24Portland
United Airlines
8 Dec
PDX07:40Portland
15h 45m
1 stop
LHR07:25London Heathrow
24 Dec
LHR10:25London Heathrow
16h 24m
1 stop
PDX18:49Portland

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 47% more expensive in the afternoon than in the morning

What is the cheapest airline that flies to London Heathrow Airport from Portland?

Virgin Atlantic. Virgin Atlantic, American Airlines, and British Airways are the most popular carriers operating from Portland to London Heathrow Airport

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

How many flights depart from Portland to London Heathrow Airport on average per day?

As of November 2024, 2 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, 14 flights take off from Portland and land in London Heathrow Airport each week. The most common flight departure day for this route is Sunday, with 43% of weekly flights taking off on this day.

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 47% 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 44% cheaper when compared to flights at the same time last year.

When to book flights from Portland to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

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

Best price found

£163

Fastest flight time

9h 30m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Portland in the past 72 hours is £163. The best return flight deal from Portland to London Heathrow Airport found on momondo in the last 72 hours is £394.
The fastest flight from Portland to London Heathrow Airport takes 9h 30m
Direct flights go from Portland to London Heathrow Airport every day.

  • 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?

  • 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?

  • What is the most popular airline from Portland to London Heathrow Airport?


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
IcelandairPriceFrom £453Free CancellationRating
7.2
573 reviews
Search Icelandair flights
Virgin AtlanticPriceFrom £454Free CancellationRating
7.6
666 reviews
Search Virgin Atlantic flights
American AirlinesPriceFrom £495Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
British AirwaysPriceFrom £524Free CancellationRating
6.7
6,842 reviews
Search British Airways flights
IberiaPriceFrom £537Free CancellationRating
7.0
2,668 reviews
Search Iberia flights
  • American Airlines Flights From Portland to London Heathrow Airport

    American Airlines operates around 2 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 1 flight to London Heathrow Airport from Portland in an average week. Users have rated it 7.0/10 across 2,668 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.


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