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Cheap flights from London Heathrow Airport to Portland from £275

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Portland departing on 26/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from London Heathrow Airport to Portland

Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from London Heathrow Airport to Portland.
21:25 - 17:55LHR-PDX
28h 30m1 stop
15:20 - 20:20PDX-LHR
21h 00m1 stop
£440Icelandair
Find Deal
Mon, 28 Apr - Mon, 5 May
21:25 - 17:55LHR-PDX
28h 30m1 stop
15:20 - 20:20PDX-LHR
21h 00m1 stop
£444Icelandair
Find Deal
Mon, 5 May - Mon, 12 May
15:40 - 17:35LHR-PDX
9h 55mdirect
12:03 - 16:05PDX-LHR
20h 02m1 stop
£530Finnair
Find Deal
Mon, 21 Apr - Sun, 27 Apr
15:40 - 17:35LHR-PDX
9h 55mdirect
12:03 - 16:05PDX-LHR
20h 02m1 stop
£533Finnair
Find Deal
Mon, 21 Apr - Sun, 27 Apr
17:25 - 23:56LHR-PDX
14h 31m1 stop
13:55 - 14:15PDX-LHR
16h 20m1 stop
£544Virgin Atlantic
Find Deal
Mon, 21 Apr - Mon, 5 May
15:40 - 17:35LHR-PDX
9h 55mdirect
19:25 - 13:00PDX-LHR
9h 35mdirect
£560British Airways
Find Deal
Tue, 6 May - Mon, 12 May
15:40 - 17:35LHR-PDX
9h 55mdirect
07:30 - 16:05PDX-LHR
24h 35m1 stop
£578Iberia
Find Deal
Fri, 5 Sep - Thu, 18 Sep
13:25 - 19:10LHR-PDX
13h 45m1 stop
17:15 - 11:20PDX-LHR
34h 05m1 stop
£579Virgin Atlantic
Find Deal
Mon, 21 Apr - Sat, 26 Apr
15:40 - 17:35LHR-PDX
9h 55mdirect
14:16 - 12:30PDX-LHR
14h 14m1 stop
£581British Airways
Find Deal
Fri, 5 Sep - Thu, 18 Sep
15:40 - 17:35LHR-PDX
9h 55mdirect
19:25 - 13:00PDX-LHR
9h 35mdirect
£639Iberia
Find Deal
Thu, 8 May - Sun, 11 May

American Airlines flights from London Heathrow Airport to Portland

Our best American Airlines deals on London Heathrow Airport to Portland flight tickets
American Airlines
5 May
LHR15:40London Heathrow
9h 55m
PDX17:35Portland
13 May
PDX19:25Portland
9h 35m
LHR13:00London Heathrow
American Airlines
21 Apr
LHR12:15London Heathrow
18h 32m
2 stops
PDX22:47Portland
5 May
PDX13:55Portland
14h 50m
1 stop
LHR12:45London Heathrow
American Airlines
2 May
LHR15:40London Heathrow
9h 55m
PDX17:35Portland
6 May
PDX15:24Portland
12h 51m
1 stop
LHR12:15London Heathrow

Finnair flights from London Heathrow Airport to Portland

Our best Finnair deals on London Heathrow Airport to Portland flight tickets
Finnair
21 Apr
LHR15:40London Heathrow
9h 55m
PDX17:35Portland
27 Apr
PDX12:03Portland
20h 02m
1 stop
LHR16:05London Heathrow
Finnair
21 Apr
LHR15:40London Heathrow
9h 55m
PDX17:35Portland
27 Apr
PDX12:03Portland
20h 02m
1 stop
LHR16:05London Heathrow
Finnair
2 May
LHR14:25London Heathrow
16h 37m
1 stop
PDX23:02Portland
6 May
PDX14:40Portland
17h 25m
1 stop
LHR16:05London Heathrow

See travel insights to Portland from

How to get the cheapest flight ticket from London Heathrow Airport to Portland

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 typical price of a round-trip flight between London Heathrow Airport and Portland?

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from London Heathrow Airport is in November. Flight prices, which tend to average around £609, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in November, then you should wait until February to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of £625.

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Tuesday when prices can be found for as low as £682. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Sunday, with ticket prices averaging around £865.

What is the cheapest time of day to depart on your flight to Portland?

Flying to Portland from London Heathrow Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as £635 when looking at flights departing in the morning. Try not to purchase tickets in the afternoon because they tend to be around £789. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London Heathrow to Portland flight route?

Fly from London Heathrow to Portland for the best London Heathrow - Portland flight prices

How far in advance should I book a flight to Portland?

You are more likely to see cheaper flights to Portland from London Heathrow Airport when booking 8 weeks ahead of your departure date. In general, you can expect to find flights to Portland for around £710 when searching 8 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from London Heathrow Airport for as low as £633 on momondo.

What cabin class options are available on London Heathrow to Portland flights?

There are 3 cabin classes available to choose from on London Heathrow to Portland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London Heathrow Airport to Portland flight prices changed over time?

As of March 2025, prices for London Heathrow Airport to Portland flights are approximately 64% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Portland

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

Cheap London Heathrow Airport to Portland (LHR to PDX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Portland

Best price found

£275

Fastest flight time

9h 55m

Direct flights

Every day

Airports in Portland

1 airport
The best one-way flight to Portland from London Heathrow Airport in the past 72 hours is £275. The best return flight deal from London Heathrow Airport to Portland found on momondo in the last 72 hours is £440.
The fastest flight from London Heathrow Airport to Portland takes 9h 55m
Direct flights go from London Heathrow Airport to Portland every day.
There is 1 airport near Portland: Portland (PDX)

  • How far is London Heathrow to Portland by plane?

    The straight-line distance from London Heathrow to Portland is 4902.4 mi. Typically, this will take 9h 55m by plane in normal conditions.

  • When did momondo last update prices for flights from London Heathrow Airport to Portland Airport?

    Prices for flights from London Heathrow Airport to Portland Airport were last updated today.

  • How many operators does momondo search for flights from London Heathrow Airport to Portland Airport?

  • How old do you have to be to fly from London Heathrow Airport to Portland Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Heathrow Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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


Best airlines flying from London Heathrow Airport to Portland

Compare and see reviews for airlines that fly from London Heathrow Airport to Portland with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom £467Free CancellationRating
7.0
476 reviews
Search Icelandair flights
FinnairPriceFrom £511Free CancellationRating
7.6
1,267 reviews
Search Finnair flights
Virgin AtlanticPriceFrom £526Free CancellationRating
7.4
636 reviews
Search Virgin Atlantic flights
United AirlinesPriceFrom £534Free CancellationRating
7.4
8,614 reviews
Search United Airlines flights
British AirwaysPriceFrom £536Free CancellationRating
6.6
6,713 reviews
Search British Airways flights
LufthansaPriceFrom £538Free CancellationRating
6.7
6,960 reviews
Search Lufthansa flights
Air CanadaPriceFrom £539Free CancellationRating
7.0
9,004 reviews
Search Air Canada flights
IberiaPriceFrom £556Free CancellationRating
7.0
2,653 reviews
Search Iberia flights
KLMPriceFrom £576Free CancellationRating
7.8
1,321 reviews
Search KLM flights
  • Finnair Flights From London Heathrow Airport to Portland

    The lowest priced Finnair flight from London Heathrow Airport to Portland from the last 72 hours was £662. Generally, Finnair has 7 flights on this route every week with an average price of £831. Finnair is rated 7.6/10 by our users.

  • Iberia Flights From London Heathrow Airport to Portland

    Iberia (7.0/10 from 2,653 reviews) operates around 7 flights from London Heathrow Airport to Portland in any given week. The average Iberia airfare for this route is around £1,052, with deals from around £720 rare but found on momondo. Referenced prices are for round-trip London Heathrow Airport to Portland flight searches in the last 72 hours.


Travelling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Cannon Beach
Lincoln City
Vancouver
Seaside
Astoria

Why use momondo?

Why should I use momondo to find a flight deal from London to Portland?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portland from London.

Can I find flights from London to Portland with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Portland from London with this policy.

How can momondo help me find flights from London to Portland?

momondo helps you find the best flight between London and Portland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to Portland right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Portland, momondo offers a useful price alert feature which will track prices for flights to Portland from London and alert you when they change.


An easier way to manage your Portland trip

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