What airlines fly to Portland?

British Airways, United Airlines and American Airlines are the top three most popular airlines that fly to Portland from London Heathrow Airport according to our data. British Airways is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 3 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

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

28 flights are operational weekly from London Heathrow Airport to Portland as of October 2025. The most popular departure day for this route is Wed, with 25% of flights per week taking off on this day.

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

4 flights are operational daily from London Heathrow Airport to Portland as of October 2025. The most popular departure time for this route is 3:00PM, with 100% of flights per day taking off in the afternoon.

How often are flights from London to Portland delayed?

Historically, on average around 22% of flights between London and Portland have experienced a delay on any given week. The average delay length over the past 12 months has been 125 minutes.

Which airline has the best punctuality record on London to Portland flights?

According to our data, Malaysia Airlines have had the least number of delays on this route over the last 12 months; with about 18% of their flights experiencing any sort of delay.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

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

Lufthansa, Finnair, and Delta are the most popular carriers operating from London Heathrow to Portland

What is the most punctual flight time for London to Portland flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

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 are updated daily.

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

As of October 2025, there are 3 operators available to choose from 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 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 London Heathrow Airport to Portland Airport.

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

The required travel and health documents for your Portland Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$402 Cheap Flights from London Heathrow Airport to Portland in 2025/26

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12:15 pm - 5:00 pmLHR-PDX

12h 45m1 stop

2:45 pm - 7:30 pmPDX-LHR

20h 45m1 stop

$710Icelandair

Find Deal

Mon, Nov 10 - Mon, Dec 1

8:35 pm - 5:00 pmLHR-PDX

28h 25m1 stop

2:45 pm - 10:50 amPDX-LHR

12h 05m1 stop

$718Icelandair

Find Deal

Sun, Dec 7 - Mon, Dec 15

1:25 pm - 9:15 amLHR-PDX

27h 50m2 stops

7:00 pm - 7:10 amPDX-LHR

28h 10m2 stops

$741Air Canada

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Mon, Nov 24 - Mon, Dec 8

1:25 pm - 9:15 amLHR-PDX

27h 50m2 stops

7:00 pm - 7:10 amPDX-LHR

28h 10m2 stops

$764Air Canada

Find Deal

Mon, Nov 24 - Mon, Dec 8

6:35 am - 6:30 pmLHR-PDX

19h 55m2 stops

7:00 pm - 7:10 amPDX-LHR

28h 10m2 stops

$765Multiple Airlines

Find Deal

Tue, Feb 17 - Tue, Feb 24

6:30 am - 6:30 pmLHR-PDX

20h 00m2 stops

9:50 am - 11:50 amPDX-LHR

18h 00m1 stop

$779Multiple Airlines

Find Deal

Wed, Dec 10 - Thu, Jan 29

1:45 pm - 3:55 pmLHR-PDX

10h 10mnonstop

2:18 pm - 12:15 pmPDX-LHR

13h 57m1 stop

$780British Airways

Find Deal

Wed, Dec 10 - Thu, Jan 29

1:45 pm - 3:55 pmLHR-PDX

10h 10mnonstop

5:45 pm - 11:20 amPDX-LHR

9h 35mnonstop

$792British Airways

Find Deal

Mon, Nov 24 - Wed, Dec 3

7:40 am - 6:06 pmLHR-PDX

18h 26m2 stops

4:02 pm - 9:40 amPDX-LHR

33h 38m1 stop

$801United Airlines

Find Deal

Mon, Dec 8 - Sun, Dec 14

7:40 am - 6:48 pmLHR-PDX

19h 08m2 stops

5:00 am - 6:20 amPDX-LHR

17h 20m2 stops

$821United Airlines

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Wed, Dec 31 - Wed, Jan 14

British Airways flights from London Heathrow Airport to Portland

Our best British Airways deals on London Heathrow Airport to Portland flight tickets

British Airways

Dec 10

LHR1:45 pmLondon Heathrow

10h 10m

PDX3:55 pmPortland

Jan 29

PDX2:18 pmPortland

13h 57m

1 stop

LHR12:15 pmLondon Heathrow

$780

Find similar

British Airways

Nov 24

LHR1:45 pmLondon Heathrow

10h 10m

PDX3:55 pmPortland

Dec 3

PDX5:45 pmPortland

9h 35m

LHR11:20 amLondon Heathrow

$792

Find similar

British Airways

Dec 7

LHR10:05 amLondon Heathrow

17h 06m

1 stop

PDX7:11 pmPortland

Dec 15

PDX5:45 pmPortland

9h 35m

LHR11:20 amLondon Heathrow

$798

Find similar

United Airlines flights from London Heathrow Airport to Portland

Our best United Airlines deals on London Heathrow Airport to Portland flight tickets

United Airlines

Dec 8

LHR7:40 amLondon Heathrow

18h 26m

2 stops

PDX6:06 pmPortland

Dec 14

PDX4:02 pmPortland

33h 38m

1 stop

LHR9:40 amLondon Heathrow

$801

Find similar

United Airlines

Dec 31

LHR7:40 amLondon Heathrow

19h 08m

2 stops

PDX6:48 pmPortland

Jan 14

PDX5:00 amPortland

17h 20m

2 stops

LHR6:20 amLondon Heathrow

$821

Find similar

United Airlines

Nov 6

LHR2:30 pmLondon Heathrow

32h 10m

1 stop

PDX2:40 pmPortland

Nov 12

PDX9:50 amPortland

18h 00m

1 stop

LHR11:50 amLondon Heathrow

$909

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momondo Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Portland that are best for you.

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Price

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 11/10

12:15 pm-5:00 pm

1 stop12h 45m

Portland

Mon 12/1

2:45 pm-7:30 pm

1 stop20h 45m

$710

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Sun 12/7

8:35 pm-5:00 pm

1 stop28h 25m

Portland

Mon 12/15

2:45 pm-10:50 am

1 stop12h 05m

$718

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 11/24

1:25 pm-9:15 am

2 stops27h 50m

Portland

Mon 12/8

7:00 pm-7:10 am

2 stops28h 10m

$741

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 11/24

1:25 pm-9:15 am

2 stops27h 50m

Portland

Mon 12/8

7:00 pm-7:10 am

2 stops28h 10m

$764

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Tue 2/17

6:35 am-6:30 pm

2 stops19h 55m

Portland

Tue 2/24

7:00 pm-7:10 am

2 stops28h 10m

$765

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 12/10

6:30 am-6:30 pm

2 stops20h 00m

Portland

Thu 1/29

9:50 am-11:50 am

1 stop18h 00m

$779

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 12/10

1:45 pm-3:55 pm

Nonstop10h 10m

Portland

Thu 1/29

2:18 pm-12:15 pm

1 stop13h 57m

$780

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 11/24

1:45 pm-3:55 pm

Nonstop10h 10m

Portland

Wed 12/3

5:45 pm-11:20 am

Nonstop9h 35m

$792

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 12/8

7:40 am-6:06 pm

2 stops18h 26m

Portland

Sun 12/14

4:02 pm-9:40 am

1 stop33h 38m

$801

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 12/31

7:40 am-6:48 pm

2 stops19h 08m

Portland

Wed 1/14

5:00 am-6:20 am

2 stops17h 20m

$821

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Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from London Heathrow Airport is in September. Flight prices, which tend to average around $751, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in September, then you should wait until November to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of $776.

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 Monday when prices can be found for as low as $871. 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 $1,278.

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

The cheapest time of day to fly to Portland is in the afternoon when flights can be purchased for as low as $939. In the morning is when there is more demand to fly to Portland, so prices are often more expensive at around $1,188 per ticket.

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 weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $882 when searching 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 $804 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.

Can stopping save me money on London Heathrow Airport to Portland flights?

You could potentially save up to 2% on your flight if you consider stops on a London Heathrow Airport to Portland flight.

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

As of October 2025, prices for London Heathrow Airport to Portland flights are approximately 15% 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 round-trip 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	$637
Fastest flight time	9h 55m
Direct flights	Mon, Tue, Thu, Sat and Sun
Airports in Portland	1 airport

The best one-way flight to Portland from London Heathrow Airport in the past 72 hours is $637. The best round-trip flight deal from London Heathrow Airport to Portland found on momondo in the last 72 hours is $737.

The fastest flight from London Heathrow Airport to Portland takes 9h 55m

Direct flights go from London Heathrow Airport to Portland on Monday, Tuesday, Thursday, Saturday and Sunday. There are no airlines offering direct flights.

There is 1 airport near Portland: Portland (PDX)

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How far is London Heathrow to Portland by plane?
A flight from London Heathrow to Portland will travel around 4902.4 mi. Flights usually cover this in 10h 10m, depending on flying conditions and air traffic around both airports.
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 are updated daily.
How many operators does momondo search for flights from London Heathrow Airport to Portland Airport?
As of October 2025, there are 3 operators available to choose from 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 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 London Heathrow Airport to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The required travel and health documents for your Portland Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from London Heathrow Airport to Portland?
Based on momondo bookings for flights between London Heathrow Airport and Portland, the leading plane model is Boeing 787-8 Dreamliner, making up 41.85% of the total bookings. Other popular models include Boeing 787-10 Dreamliner with 37.58%, Boeing 787-9 Dreamliner with 14.75%, and Boeing 777 with 2.07%.
What is the most popular airline from London Heathrow Airport to Portland?
Based on momondo bookings for flights between London Heathrow Airport and Portland, the leading airline is British Airways, making up 59% of the total bookings. Other popular airlines include United Airlines with 22% and American Airlines with 19%.

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
United Airlines	PriceFrom $704	Free Cancellation	Rating 7.4 8,994 reviews	Search United Airlines flights
British Airways	PriceFrom $715	Free Cancellation	Rating 6.7 7,469 reviews	Search British Airways flights
American Airlines	PriceFrom $737	Free Cancellation	Rating 7.2 11,033 reviews	Search American Airlines flights

American Airlines Flights From London Heathrow Airport to Portland
American Airlines flight deals from London Heathrow Airport to Portland start from $737 round-trip. Over the 4 American Airlines flights for this route in a normal week, average airfare is usually $953 round-trip - but some users have found much cheaper deals with momondo.
British Airways Flights From London Heathrow Airport to Portland
The best British Airways deal for London Heathrow Airport to Portland flight tickets found on momondo in the last 72 hours was $715, round-trip. It should be noted that an average British Airways flight deal for this route in this time was higher, at $906 round-trip. British Airways operates 4 flights out of London Heathrow Airport into Portland in an average week, so prices vary by time and availability. 7,468 British Airways reviews by users on momondo have scored the airline at 6.7/10.

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Depoe Bay

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Beaverton

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Gresham

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Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Portland. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Portland from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential London to Portland 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 London to Portland right now. Can momondo alert me if prices change?

If you are not ready to book a flight from London to Portland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portland and let you know when they change.

An easier way to manage your Portland trip

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Cheap flights from London Heathrow Airport to Portland from $402

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Use the filters below to find and compare flights from London Heathrow Airport to Portland that are best for you.

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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 cheapest month to fly to Portland?

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 Monday when prices can be found for as low as $871. 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 $1,278.

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

The cheapest time of day to fly to Portland is in the afternoon when flights can be purchased for as low as $939. In the morning is when there is more demand to fly to Portland, so prices are often more expensive at around $1,188 per ticket.

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?

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.

Can stopping save me money on London Heathrow Airport to Portland flights?

You could potentially save up to 2% on your flight if you consider stops on a London Heathrow Airport to Portland flight.

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

As of October 2025, prices for London Heathrow Airport to Portland flights are approximately 15% more expensive when compared to flights at the same time last year.

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

Lufthansa, Finnair, and Delta are the most popular carriers operating from London Heathrow to Portland

What airlines fly to Portland?

How often are flights from London to Portland delayed?

Historically, on average around 22% of flights between London and Portland have experienced a delay on any given week. The average delay length over the past 12 months has been 125 minutes.

What is the most punctual flight time for London to Portland flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on London to Portland flights?

According to our data, Malaysia Airlines have had the least number of delays on this route over the last 12 months; with about 18% of their flights experiencing any sort of delay.

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

4 flights are operational daily from London Heathrow Airport to Portland as of October 2025. The most popular departure time for this route is 3:00PM, with 100% of flights per day taking off in the afternoon.

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

28 flights are operational weekly from London Heathrow Airport to Portland as of October 2025. The most popular departure day for this route is Wed, with 25% of flights per week taking off on this day.

When to book flights from London Heathrow Airport to Portland

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

Fastest flight time

Direct flights

Airports in Portland

How far is London Heathrow to Portland by plane?

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

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?

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

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

American Airlines Flights From London Heathrow Airport to Portland

British Airways Flights From London Heathrow Airport to Portland

Traveling to a place near Portland?

Why use momondo?

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

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

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

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

An easier way to manage your Portland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.