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Cheap flights from the United Kingdom to Portland from £405

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Portland departing on 16/10. 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 the United Kingdom to Portland

Recent return flight deals from the United Kingdom to Portland

Lufthansa Logo
11:35 - 17:52LHR-PDX
14h 17m1 stop
Lufthansa Logo
12:55 - 09:40PDX-LHR
12h 45m1 stop
£499Lufthansa
Find Deal
Wed, 5 Nov - Wed, 12 Nov
Virgin Atlantic Logo
06:30 - 11:25LHR-PDX
12h 55m1 stop
Virgin Atlantic Logo
14:23 - 10:30PDX-LHR
12h 07m1 stop
£499Virgin Atlantic
Find Deal
Mon, 3 Nov - Mon, 17 Nov
British Airways Logo
08:20 - 17:04LHR-PDX
16h 44m1 stop
British Airways Logo
19:25 - 13:00PDX-LHR
9h 35mdirect
£502British Airways
Find Deal
Tue, 7 Oct - Wed, 22 Oct
British Airways Logo
15:10 - 23:29LHR-PDX
16h 19m1 stop
British Airways Logo
10:29 - 07:20PDX-LHR
12h 51m1 stop
£504British Airways
Find Deal
Tue, 7 Oct - Wed, 22 Oct
Icelandair Logo
11:55 - 17:00LGW-PDX
13h 05m1 stop
Icelandair Logo
14:45 - 10:55PDX-LGW
12h 10m1 stop
£505Icelandair
Find Deal
Fri, 7 Nov - Mon, 10 Nov
Icelandair Logo
11:55 - 17:00LGW-PDX
13h 05m1 stop
Icelandair Logo
15:45 - 10:55PDX-LGW
12h 10m1 stop
£517Icelandair
Find Deal
Fri, 6 Mar - Tue, 10 Mar
Finnair Logo
17:00 - 12:33LHR-PDX
27h 33m2 stops
Finnair Logo
23:59 - 06:20PDX-LHR
22h 21m2 stops
£524Finnair
Find Deal
Mon, 6 Oct - Sat, 8 Nov
Finnair Logo
10:05 - 19:14LHR-PDX
17h 09m1 stop
Finnair Logo
17:45 - 11:20PDX-LHR
9h 35mdirect
£529Finnair
Find Deal
Mon, 3 Nov - Mon, 17 Nov
KLM Logo
06:15 - 11:25BHX-PDX
13h 10m1 stop
KLM Logo
13:25 - 12:50PDX-BHX
15h 25m1 stop
£597KLM
Find Deal
Wed, 5 Nov - Wed, 12 Nov
KLM Logo
05:50 - 15:33MAN-PDX
17h 43m2 stops
KLM Logo
13:25 - 22:00PDX-MAN
24h 35m1 stop
£637KLM
Find Deal
Sat, 15 Nov - Mon, 1 Dec

Virgin Atlantic flights from United Kingdom to Portland

Our best Virgin Atlantic deals on United Kingdom to Portland flight tickets
Virgin Atlantic
3 Nov
LHR06:30London Heathrow
12h 55m
1 stop
PDX11:25Portland
17 Nov
PDX14:23Portland
12h 07m
1 stop
LHR10:30London Heathrow
£499
Find similar
Virgin Atlantic
15 Dec
LHR06:30London Heathrow
12h 55m
1 stop
PDX11:25Portland
15 Jan
PDX17:45Portland
11h 05m
1 stop
LHR12:50London Heathrow
£528
Find similar
Virgin Atlantic
3 Nov
LCY07:45London City
17h 42m
2 stops
PDX17:27Portland
17 Nov
PDX13:25Portland
12h 05m
1 stop
LCY09:30London City
£537
Find similar

American Airlines flights from United Kingdom to Portland

Our best American Airlines deals on United Kingdom to Portland flight tickets
American Airlines
3 Nov
LHR13:45London Heathrow
10h 10m
PDX15:55Portland
17 Nov
PDX14:16Portland
13h 24m
1 stop
LHR11:40London Heathrow
£502
Find similar
American Airlines
26 Nov
LHR08:20London Heathrow
18h 55m
1 stop
PDX19:15Portland
21 Jan
PDX17:45Portland
9h 35m
LHR11:20London Heathrow
£508
Find similar
American Airlines
6 Mar
LGW11:20London Gatwick
44h 25m
2 stops
PDX23:45Portland
10 Mar
PDX22:59Portland
49h 31m
2 stops
LGW07:30London Gatwick
£508
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 23 September 2025.
Use the filters below to find and compare flights from the United Kingdom to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 5/11

11:35-17:52

1 stop14h 17m

Portland

Wed 12/11

12:55-09:40

1 stop12h 45m

£499

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 3/11

06:30-11:25

1 stop12h 55m

Portland

Mon 17/11

14:23-10:30

1 stop12h 07m

£499

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Tue 7/10

08:20-17:04

1 stop16h 44m

Portland

Wed 22/10

19:25-13:00

Nonstop9h 35m

£502

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Tue 7/10

15:10-23:29

1 stop16h 19m

Portland

Wed 22/10

10:29-07:20

1 stop12h 51m

£504

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Fri 7/11

11:55-17:00

1 stop13h 05m

Portland

Mon 10/11

14:45-10:55

1 stop12h 10m

£505

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Fri 6/3

11:55-17:00

1 stop13h 05m

Portland

Tue 10/3

15:45-10:55

1 stop12h 10m

£516

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 6/10

17:00-12:33

2 stops27h 33m

Portland

Sat 8/11

23:59-06:20

2 stops22h 21m

£524

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 3/11

10:05-19:14

1 stop17h 09m

Portland

Mon 17/11

17:45-11:20

Nonstop9h 35m

£529

BirminghamPortland

BHX - PDX

BHXPDX

Birmingham

Wed 5/11

06:15-11:25

1 stop13h 10m

Portland

Wed 12/11

13:25-12:50

1 stop15h 25m

£597

ManchesterPortland

MAN - PDX

MANPDX

Manchester

Sat 15/11

05:50-15:33

2 stops17h 43m

Portland

Mon 1/12

13:25-22:00

1 stop24h 35m

£637

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

How to get the cheapest flight ticket from United Kingdom 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?

The cheapest month to fly to Portland from United Kingdom is in September. Flight prices, which tend to average around £556, 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 United Kingdom, when ticket prices are also cheap, with an average price of £563.

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 Wednesday when prices can be found for as low as £657. 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 £782.

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

Flying to Portland from United Kingdom in the morning is the least expensive time of day to depart. momondo users have found prices as low as £609 when looking at flights departing in the morning. Try not to purchase tickets in the afternoon because they tend to be around £728. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest United Kingdom to Portland flight route?

Fly from London Heathrow to Portland for the best United Kingdom - 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 United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around £655 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from United Kingdom for as low as £586 on momondo.

What cabin class options are available on United Kingdom to Portland flights?

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

You could potentially save up to 41% on your flight if you consider stops on a United Kingdom to Portland flight.

Cheap United Kingdom to Portland flight deals and tips

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

Best price found

£708

Fastest flight time

9h 55m

Direct flights

Every day

Airports in Portland

1 airport
The best one-way flight to Portland from United Kingdom in the past 72 hours is £708. The best return flight deal from United Kingdom to Portland found on momondo in the last 72 hours is £574.
The fastest flight from United Kingdom to Portland takes 9h 55m
Direct flights go from United Kingdom to Portland every day.
There is 1 airport near Portland: Portland (PDX)
Search flight deals

  • When did momondo last update prices for flights from United Kingdom to Portland Airport?

    Prices for flights from United Kingdom to Portland Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from United Kingdom to Portland Airport?

  • How old do you have to be to fly from United Kingdom 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 United Kingdom to Portland Airport.

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

    The necessary travel and health documents for your Portland 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 United Kingdom to Portland?

Best airlines flying from United Kingdom to Portland

Compare and see reviews for airlines that fly from United Kingdom to Portland with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom £412Free CancellationRating
7.4
1,492 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom £422Free CancellationRating
7.0
545 reviews
Search Icelandair flights
United AirlinesPriceFrom £428Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
Air CanadaPriceFrom £494Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
British AirwaysPriceFrom £495Free CancellationRating
6.7
7,391 reviews
Search British Airways flights
FinnairPriceFrom £499Free CancellationRating
7.6
1,326 reviews
Search Finnair flights
LufthansaPriceFrom £502Free CancellationRating
6.8
7,421 reviews
Search Lufthansa flights
Virgin AtlanticPriceFrom £504Free CancellationRating
7.4
664 reviews
Search Virgin Atlantic flights
Air FrancePriceFrom £545Free CancellationRating
7.4
1,466 reviews
Search Air France flights
KLMPriceFrom £550Free CancellationRating
7.8
1,387 reviews
Search KLM flights

Travelling to a place near Portland?

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

Why use momondo?

Why should I use momondo to find a flight deal from United Kingdom 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 United Kingdom.

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

Flights from United Kingdom to Portland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from United Kingdom to Portland?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Portland from United Kingdom.

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

Yes. momondo can track prices for United Kingdom to Portland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Portland trip

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