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Cheap flights from the United Kingdom to Portland from $465

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 1/18. 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 round-trip flight deals from the United Kingdom to Portland

Enter your travel dates to find the best prices.
Air Canada Logo
12:00 pm - 9:15 am
LHR
-
PDX
53h 15m2 stops
Air Canada Logo
7:30 am - 7:10 am
PDX
-
LHR
39h 40m2 stops
$707Air Canada
Wed, Feb 11 - Sat, Feb 14
Icelandair Logo
11:55 am - 5:00 pm
LGW
-
PDX
13h 05m1 stop
Icelandair Logo
3:45 pm - 10:55 am
PDX
-
LGW
12h 10m1 stop
$724Icelandair
Fri, Mar 6 - Sat, Mar 14
Icelandair Logo
12:15 pm - 5:00 pm
LHR
-
PDX
12h 45m1 stop
Icelandair Logo
3:45 pm - 7:30 pm
PDX
-
LHR
20h 45m1 stop
$727Icelandair
Fri, Mar 6 - Sat, Mar 14
Lufthansa Logo
9:30 am - 12:39 am
LHR
-
PDX
23h 09m2 stops
Lufthansa Logo
7:00 am - 5:55 am
PDX
-
LHR
14h 55m1 stop
$762Lufthansa
Tue, Jan 27 - Tue, Feb 3
United Airlines Logo
9:00 am - 12:39 am
LHR
-
PDX
23h 39m2 stops
United Airlines Logo
7:00 am - 5:55 am
PDX
-
LHR
14h 55m1 stop
$792United Airlines
Tue, Jan 27 - Tue, Feb 3
United Airlines Logo
9:30 am - 9:49 pm
LHR
-
PDX
20h 19m2 stops
United Airlines Logo
8:30 am - 11:15 am
PDX
-
LHR
18h 45m2 stops
$798United Airlines
Tue, Jan 27 - Tue, Feb 3
British Airways Logo
1:45 pm - 3:55 pm
LHR
-
PDX
10h 10mnonstop
British Airways Logo
12:35 pm - 11:40 am
PDX
-
LHR
15h 05m1 stop
$799British Airways
Wed, Jan 14 - Wed, Jan 21
American Airlines Logo
12:30 pm - 1:41 pm
LGW
-
PDX
33h 11m2 stops
American Airlines Logo
11:59 pm - 9:00 am
PDX
-
LGW
25h 01m2 stops
$862American Airlines
Sun, Jan 11 - Sun, Jan 18
British Airways Logo
9:30 am - 3:55 pm
EDI
-
PDX
14h 25m1 stop
British Airways Logo
7:30 pm - 3:45 pm
PDX
-
EDI
12h 15m1 stop
$886British Airways
Wed, Feb 25 - Tue, Mar 31
American Airlines Logo
12:30 pm - 1:21 pm
LGW
-
PDX
32h 51m2 stops
American Airlines Logo
10:15 pm - 7:30 am
PDX
-
LGW
25h 15m2 stops
$951American Airlines
Sat, Jan 10 - Sat, Jan 17

Air Canada flights from United Kingdom to Portland

Our best Air Canada deals on United Kingdom to Portland flight tickets
Air Canada
Feb 11
LHR12:00 pmLondon Heathrow
53h 15m
2 stops
PDX9:15 amPortland
Feb 14
PDX7:30 amPortland
39h 40m
2 stops
LHR7:10 amLondon Heathrow
$707
Find similar
Air Canada
Feb 12
LHR11:10 amLondon Heathrow
30h 05m
2 stops
PDX9:15 amPortland
Feb 14
PDX7:30 amPortland
39h 40m
2 stops
LHR7:10 amLondon Heathrow
$754
Find similar
Air Canada
Jan 17
LHR2:30 pmLondon Heathrow
30h 04m
2 stops
PDX12:34 pmPortland
Feb 8
PDX7:05 pmPortland
32h 45m
1 stop
LHR11:50 amLondon Heathrow
$809
Find similar

Icelandair flights from United Kingdom to Portland

Our best Icelandair deals on United Kingdom to Portland flight tickets
Icelandair
Mar 6
LGW11:55 amLondon Gatwick
13h 05m
1 stop
PDX5:00 pmPortland
Mar 14
PDX3:45 pmPortland
12h 10m
1 stop
LGW10:55 amLondon Gatwick
$724
Find similar
Icelandair
Mar 6
LHR12:15 pmLondon Heathrow
12h 45m
1 stop
PDX5:00 pmPortland
Mar 14
PDX3:45 pmPortland
20h 45m
1 stop
LHR7:30 pmLondon Heathrow
$727
Find similar
Icelandair
Apr 27
LHR1:05 pmLondon Heathrow
12h 55m
1 stop
PDX6:00 pmPortland
May 5
PDX3:30 pmPortland
12h 25m
1 stop
LHR11:55 amLondon Heathrow
$735
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated December 14, 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 2/11

12:00 pm-9:15 am

2 stops53h 15m

Portland

Sat 2/14

7:30 am-7:10 am

2 stops39h 40m

$707

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Fri 3/6

11:55 am-5:00 pm

1 stop13h 05m

Portland

Sat 3/14

3:45 pm-10:55 am

1 stop12h 10m

$724

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Fri 3/6

12:15 pm-5:00 pm

1 stop12h 45m

Portland

Sat 3/14

3:45 pm-7:30 pm

1 stop20h 45m

$727

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Tue 1/27

9:30 am-12:39 am

2 stops23h 09m

Portland

Tue 2/3

7:00 am-5:55 am

1 stop14h 55m

$762

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Tue 1/27

9:00 am-12:39 am

2 stops23h 39m

Portland

Tue 2/3

7:00 am-5:55 am

1 stop14h 55m

$792

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Tue 1/27

9:30 am-9:49 pm

2 stops20h 19m

Portland

Tue 2/3

8:30 am-11:15 am

2 stops18h 45m

$798

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 1/14

1:45 pm-3:55 pm

Nonstop10h 10m

Portland

Wed 1/21

12:35 pm-11:40 am

1 stop15h 05m

$799

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Sun 1/11

12:30 pm-1:41 pm

2 stops33h 11m

Portland

Sun 1/18

11:59 pm-9:00 am

2 stops25h 01m

$862

EdinburghPortland

EDI - PDX

EDIPDX

Edinburgh Turnhouse

Wed 2/25

9:30 am-3:55 pm

1 stop14h 25m

Portland

Tue 3/31

7:30 pm-3:45 pm

1 stop12h 15m

$886

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Sat 1/10

12:30 pm-1:21 pm

2 stops32h 51m

Portland

Sat 1/17

10:15 pm-7:30 am

2 stops25h 15m

$951

Flights are sorted by cheapest round-trip 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 $737, 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 $754.

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 $1,142.

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

The cheapest time of day to fly to Portland is at noon when flights can be purchased for as low as $930. 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 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 $877 when searching weeks out. 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 $791 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 13% 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

Fastest flight time

10h 00m

Direct flights

Mon, Tue, Wed, Thu, Fri and Sat

Airports in Portland

1 airport
The fastest flight from United Kingdom to Portland takes 10h 00m
Direct flights go from United Kingdom to Portland on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday. There are no airlines offering direct flights.
There is 1 airport in Portland. From United Kingdom there are direct flights to 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 were last updated today.

  • 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 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 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
United AirlinesPriceFrom $704Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights
British AirwaysPriceFrom $715Free CancellationRating
6.7
7,574 reviews
Search British Airways flights
American AirlinesPriceFrom $737Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Depoe Bay
Rockaway Beach
Beaverton
Hillsboro
Hood River
McMinnville
Gresham
Longview
Tigard
The Dalles
Pacific City
Manzanita
Tillamook

Why use momondo?

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

It is quick and easy to find United Kingdom to Portland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portland that suits you.

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

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

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

Once you have performed a search for United Kingdom to Portland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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.

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