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

As of October 2025, there are 2 flights per day flying from London to Portland. The most common time of day flights depart is 3:00PM, with 100% of flights taking off in the afternoon.

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

The number of flights available between London and Portland is 14 per week as of October 2025. The most frequent departure day is Wed, with 50% of weekly flights leaving on this day.

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 according to our data. British Airways is the first choice among our users, with 58% 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.

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

Prices for flights from London to Portland Airport are updated daily.

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

There are 3 operators available for flights from London to Portland Airport as of October 2025.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Portland Airport.

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

The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$393 Cheap Flights from London to Portland in 2025/26

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3:40 pm - 6:00 pmLGW-PDX

34h 20m1 stop

3:45 pm - 2:40 pmPDX-LGW

14h 55m1 stop

$705Icelandair

Find Deal

Tue, Apr 21 - Tue, May 5

9:25 pm - 6:00 pmLHR-PDX

28h 35m1 stop

3:45 pm - 8:20 pmPDX-LHR

20h 35m1 stop

$709Icelandair

Find Deal

Tue, Apr 21 - Tue, May 5

9:00 am - 10:15 pmLHR-PDX

21h 15m2 stops

10:50 am - 7:55 amPDX-LHR

13h 05m1 stop

$759Multiple Airlines

Find Deal

Mon, Dec 8 - Mon, Dec 15

1:45 pm - 3:55 pmLHR-PDX

10h 10mnonstop

12:35 pm - 10:00 amPDX-LHR

13h 25m1 stop

$772British Airways

Find Deal

Wed, Dec 10 - Thu, Jan 29

3:45 pm - 12:38 pmLHR-PDX

28h 53m1 stop

6:00 am - 10:10 amPDX-LHR

20h 10m2 stops

$774American Airlines

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Wed, Dec 10 - Tue, Jan 20

7:40 am - 6:06 pmLHR-PDX

18h 26m2 stops

7:00 am - 5:55 amPDX-LHR

14h 55m1 stop

$779Lufthansa

Find Deal

Wed, Dec 10 - Thu, Jan 29

6:35 am - 6:30 pmLHR-PDX

19h 55m2 stops

3:15 pm - 7:10 amPDX-LHR

31h 55m2 stops

$781Multiple Airlines

Find Deal

Tue, Nov 25 - Tue, Dec 2

1:45 pm - 3:55 pmLHR-PDX

10h 10mnonstop

2:05 pm - 12:15 pmPDX-LHR

14h 10m1 stop

$785British Airways

Find Deal

Wed, Feb 11 - Wed, Feb 18

7:40 am - 6:40 pmLHR-PDX

19h 00m2 stops

7:00 am - 9:40 amPDX-LHR

18h 40m2 stops

$801Lufthansa

Find Deal

Wed, Nov 26 - Wed, Dec 3

11:20 am - 11:59 pmLGW-PDX

44h 39m2 stops

10:59 pm - 7:30 amPDX-LGW

25h 31m2 stops

$820American Airlines

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Fri, Mar 6 - Tue, Mar 10

United Airlines flights from London to Portland

Our best United Airlines deals on London to Portland flight tickets

United Airlines

Nov 25

LHR9:30 amLondon Heathrow

19h 08m

2 stops

PDX8:38 pmPortland

Dec 2

PDX8:30 amPortland

17h 10m

1 stop

LHR9:40 amLondon Heathrow

$788

Find similar

United Airlines

Dec 8

LHR8:30 amLondon Heathrow

21h 45m

2 stops

PDX10:15 pmPortland

Dec 15

PDX7:00 amPortland

14h 55m

1 stop

LHR5:55 amLondon Heathrow

$791

Find similar

United Airlines

Nov 26

LHR2:30 pmLondon Heathrow

32h 10m

1 stop

PDX2:40 pmPortland

Jan 21

PDX7:00 pmPortland

32h 50m

1 stop

LHR11:50 amLondon Heathrow

$815

Find similar

Virgin Atlantic flights from London to Portland

Our best Virgin Atlantic deals on London to Portland flight tickets

Virgin Atlantic

Dec 8

LHR6:30 amLondon Heathrow

12h 55m

1 stop

PDX11:25 amPortland

Dec 15

PDX5:15 pmPortland

11h 35m

1 stop

LHR12:50 pmLondon Heathrow

$789

Find similar

Virgin Atlantic

Feb 11

LCY8:40 amLondon City

19h 52m

2 stops

PDX8:32 pmPortland

Feb 18

PDX1:25 pmPortland

19h 10m

1 stop

LCY4:35 pmLondon City

$849

Find similar

Virgin Atlantic

Apr 21

LCY8:10 pmLondon City

23h 10m

1 stop

PDX11:20 amPortland

May 5

PDX1:15 pmPortland

12h 15m

1 stop

LCY9:30 amLondon City

$864

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Tue 4/21

3:40 pm-6:00 pm

1 stop34h 20m

Portland

Tue 5/5

3:45 pm-2:40 pm

1 stop14h 55m

$705

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Tue 4/21

9:25 pm-6:00 pm

1 stop28h 35m

Portland

Tue 5/5

3:45 pm-8:20 pm

1 stop20h 35m

$709

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 12/8

9:00 am-10:15 pm

2 stops21h 15m

Portland

Mon 12/15

10:50 am-7:55 am

1 stop13h 05m

$759

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 12/10

1:45 pm-3:55 pm

Nonstop10h 10m

Portland

Thu 1/29

12:35 pm-10:00 am

1 stop13h 25m

$772

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 12/10

3:45 pm-12:38 pm

1 stop28h 53m

Portland

Tue 1/20

6:00 am-10:10 am

2 stops20h 10m

$774

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 12/10

7:40 am-6:06 pm

2 stops18h 26m

Portland

Thu 1/29

7:00 am-5:55 am

1 stop14h 55m

$779

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Tue 11/25

6:35 am-6:30 pm

2 stops19h 55m

Portland

Tue 12/2

3:15 pm-7:10 am

2 stops31h 55m

$781

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 2/11

1:45 pm-3:55 pm

Nonstop10h 10m

Portland

Wed 2/18

2:05 pm-12:15 pm

1 stop14h 10m

$785

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 11/26

7:40 am-6:40 pm

2 stops19h 00m

Portland

Wed 12/3

7:00 am-9:40 am

2 stops18h 40m

$801

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Fri 3/6

11:20 am-11:59 pm

2 stops44h 39m

Portland

Tue 3/10

10:59 pm-7:30 am

2 stops25h 31m

$820

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How to get the cheapest flight ticket from London 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

Other information

What is the typical price of a round-trip flight between London and Portland?

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from London is in September. Flight prices, which tend to average around $742, 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 March to fly from London, when ticket prices are also cheap, with an average price of $764.

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 to Portland flight route?

Fly from London Heathrow to Portland for the best London - 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $883 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from London for as low as $804 on momondo.

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

There are 3 cabin classes available to choose from on London 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 to Portland flights?

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

How have London to Portland flight prices changed over time?

As of October 2025, prices for London to Portland flights are approximately 12% more expensive when compared to flights at the same time last year.

When to book flights from London to Portland

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

Estimated round-trip price

Cheap London to Portland (LON to PDX) flight deals and tips

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

Best Price Found	$629
Fastest flight time	10h 00m
Direct flights	Mon, Tue, Wed, Thu, Fri and Sat
Airports in Portland	1 airport

The best one-way flight to Portland from London in the past 72 hours is $629. The best round-trip flight deal from London to Portland found on momondo in the last 72 hours is $737.

The fastest flight from London to Portland takes 10h 00m

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

There is 1 airport near Portland: Portland (PDX)

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How far is London to Portland by plane?
The distance between London and Portland is about 4909.8 mi. Typically, this will take 10h 00m by plane in normal conditions.
When did momondo last update prices for flights from London to Portland Airport?
Prices for flights from London to Portland Airport are updated daily.
How many operators does momondo search for flights from London to Portland Airport?
There are 3 operators available for flights from London to Portland Airport as of October 2025.
How old do you have to be to fly from London to Portland Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London to Portland?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London to Portland is Boeing 787-8 Dreamliner (44.13% of total bookings). The next most popular plane models are Boeing 787-10 Dreamliner (36.22%), Boeing 787-9 Dreamliner (12.41%), and Boeing 777 (2.66%).
What is the most popular airline from London to Portland?
Based on momondo bookings for this flight route, the most popular airline on flight routes from London to Portland is British Airways (69% of total bookings). The next most popular airline is American Airlines (31%).

Best airlines flying from London to Portland

Compare and see reviews for airlines that fly from London to Portland with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $707	Free Cancellation	Rating 7.4 8,998 reviews	Search United Airlines flights
British Airways	PriceFrom $715	Free Cancellation	Rating 6.7 7,487 reviews	Search British Airways flights
American Airlines	PriceFrom $737	Free Cancellation	Rating 7.2 11,030 reviews	Search American Airlines flights

American Airlines Flights From London to Portland
American Airlines is one of the most popular airlines flying from London to Portland, operating 2 flights/week on average for this route. A good American Airlines flight deal for London to Portland starts from $737 round-trip, up to an average price of $953. Our users have rated American Airlines at 7.2/10.
British Airways Flights From London to Portland
Across 7,487 British Airways reviews on momondo, the average score is 6.7/10. British Airways flies from London to Portland about 2 times each week, with ticket deals ranging from $715 to $906. Price data is based on momondo searches in the last 72 hours.

Lincoln City

Seaside

Cannon Beach

Vancouver

Salem

Astoria

Long Beach

Depoe Bay

Rockaway Beach

Beaverton

Hillsboro

Hood River

Gresham

McMinnville

Longview

The Dalles

Pacific City

Tigard

Manzanita

Tillamook

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?

All flight searches from London to Portland on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight 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?

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

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.

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Cheap flights from London to Portland from $393

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 to Portland departing on 1/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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Price Alerts

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Find the cheapest flights from London to Portland

Cheap round-trip flights

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United Airlines flights from London to Portland

Our best United Airlines deals on London to Portland flight tickets

Virgin Atlantic flights from London to Portland

Our best Virgin Atlantic deals on London to Portland flight tickets

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

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How to get the cheapest flight ticket from London 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 and Portland?

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 to Portland flight route?

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

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

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

There are 3 cabin classes available to choose from on London 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 to Portland flights?

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

How have London to Portland flight prices changed over time?

As of October 2025, prices for London to Portland flights are approximately 12% more expensive when compared to flights at the same time last year.

What airlines fly to Portland?

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

As of October 2025, there are 2 flights per day flying from London to Portland. The most common time of day flights depart is 3:00PM, with 100% of flights taking off in the afternoon.

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

The number of flights available between London and Portland is 14 per week as of October 2025. The most frequent departure day is Wed, with 50% of weekly flights leaving on this day.

When to book flights from London to Portland

Cheap London to Portland (LON to PDX) flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Portland

How far is London to Portland by plane?

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

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

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

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

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

What is the most popular airline from London to Portland?

Best airlines flying from London to Portland

Compare and see reviews for airlines that fly from London to Portland with momondo

American Airlines Flights From London to Portland

British Airways Flights From London 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.

Find better results for your trip to the United States

Airports servicing Oregon