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Cheap flights from Oregon to the United Kingdom from £183

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to the United Kingdom departing on 15/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Oregon to the United Kingdom

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
06:20 - 11:15
BOI
-
LHR
21h 55m
1 stop
United Airlines Logo
06:50 - 23:06
LHR
-
BOI
23h 16m
2 stops
£553United Airlines
Tue, 10 Nov - Thu, 12 Nov
Multiple Airlines Logo
15:30 - 00:25
PDX
-
EDI
24h 55m
3 stops
Multiple Airlines Logo
20:00 - 19:10
EDI
-
PDX
31h 10m
3 stops
£557Multiple Airlines
Sun, 7 Jun - Sat, 13 Jun
United Airlines Logo
11:45 - 12:00
BOI
-
LHR
17h 15m
2 stops
United Airlines Logo
09:30 - 21:15
LHR
-
BOI
18h 45m
2 stops
£566United Airlines
Tue, 10 Nov - Thu, 12 Nov
Multiple Airlines Logo
15:30 - 13:25
PDX
-
GLA
13h 55m
1 stop
Multiple Airlines Logo
21:45 - 13:50
GLA
-
PDX
48h 05m
2 stops
£588Multiple Airlines
Sat, 30 May - Mon, 15 Jun
Icelandair Logo
15:30 - 13:25
PDX
-
GLA
13h 55m
1 stop
Icelandair Logo
14:20 - 17:55
GLA
-
PDX
11h 35m
1 stop
£593Icelandair
Wed, 30 Sep - Wed, 21 Oct
Icelandair Logo
15:30 - 13:25
PDX
-
GLA
13h 55m
1 stop
Icelandair Logo
14:20 - 17:55
GLA
-
PDX
11h 35m
1 stop
£598Icelandair
Mon, 28 Sep - Wed, 21 Oct
KLM Logo
12:30 - 15:35
EUG
-
LHR
19h 05m
1 stop
KLM Logo
06:30 - 15:58
LHR
-
EUG
17h 28m
2 stops
£650KLM
Tue, 22 Sep - Wed, 30 Sep
Delta Logo
15:25 - 13:05
BOI
-
LHR
14h 40m
1 stop
Delta Logo
06:30 - 18:33
LHR
-
BOI
19h 03m
2 stops
£650Delta
Tue, 29 Sep - Wed, 7 Oct
Delta Logo
06:15 - 13:05
EUG
-
LHR
22h 50m
2 stops
Delta Logo
06:30 - 23:46
LHR
-
EUG
25h 16m
2 stops
£653Delta
Tue, 22 Sep - Wed, 30 Sep
Scandinavian Airlines Logo
12:42 - 17:40
BOI
-
LHR
21h 58m
2 stops
Scandinavian Airlines Logo
19:50 - 18:35
LHR
-
BOI
29h 45m
3 stops
£656Scandinavian Airlines
Tue, 15 Sep - Mon, 28 Sep

Finnair flights from Oregon to United Kingdom

Our best Finnair deals on Oregon to United Kingdom flight tickets
Finnair
2 Nov
PDX17:45Portland
9h 35m
LHR11:20London Heathrow
9 Nov
LHR13:45London Heathrow
10h 10m
PDX15:55Portland
£692
Finnair
8 Nov
PDX17:45Portland
9h 35m
LHR11:20London Heathrow
14 Nov
LHR10:15London Heathrow
17h 00m
1 stop
PDX19:15Portland
£696
Finnair
9 Sept
PDX19:30Portland
9h 30m
LHR13:00London Heathrow
30 Sept
LHR14:45London Heathrow
16h 05m
1 stop
PDX22:50Portland
£707

Alaska Airlines flights from Oregon to United Kingdom

Our best Alaska Airlines deals on Oregon to United Kingdom flight tickets
Alaska Airlines
10 Nov
BOI16:21Boise Air Term. Gowen Fld
12h 59m
1 stop
LHR12:20London Heathrow
12 Nov
LHR14:45London Heathrow
16h 06m
1 stop
BOI23:51Boise Air Term. Gowen Fld
£658
Alaska Airlines
5 Nov
PDX08:05Portland
20h 15m
1 stop
LHR12:20London Heathrow
3 Dec
LHR14:45London Heathrow
15h 59m
1 stop
PDX22:44Portland
£702
Alaska Airlines
28 May
PDX17:46Portland
13h 19m
1 stop
LHR15:05London Heathrow
1 Jun
LHR17:00London Heathrow
14h 59m
1 stop
PDX23:59Portland
£921

momondo Fare Finder

 
Customise your flight search to find flights from Oregon to United Kingdom 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 14 May 2026.
Use the filters below to find and compare flights from Oregon to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 10/11

06:20-11:15

1 stop21h 55m

London Heathrow

Thu 12/11

06:50-23:06

2 stops23h 16m

£553

PortlandEdinburgh

PDX - EDI

PDXEDI

Portland

Sun 7/6

15:30-00:25

3 stops24h 55m

Edinburgh Turnhouse

Sat 13/6

20:00-19:10

3 stops31h 10m

£557

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 10/11

11:45-12:00

2 stops17h 15m

London Heathrow

Thu 12/11

09:30-21:15

2 stops18h 45m

£566

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Sat 30/5

15:30-13:25

1 stop13h 55m

Glasgow Intl

Mon 15/6

21:45-13:50

2 stops48h 05m

£588
Fastest return journey

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Wed 30/9

15:30-13:25

1 stop13h 55m

Glasgow Intl

Wed 21/10

14:20-17:55

1 stop11h 35m

£593

PortlandGlasgow

PDX - GLA

PDXGLA

Portland

Mon 28/9

15:30-13:25

1 stop13h 55m

Glasgow Intl

Wed 21/10

14:20-17:55

1 stop11h 35m

£598

EugeneLondon

EUG - LHR

EUGLHR

Eugene

Tue 22/9

12:30-15:35

1 stop19h 05m

London Heathrow

Wed 30/9

06:30-15:58

2 stops17h 28m

£650

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 29/9

15:25-13:05

1 stop14h 40m

London Heathrow

Wed 7/10

06:30-18:33

2 stops19h 03m

£650

EugeneLondon

EUG - LHR

EUGLHR

Eugene

Tue 22/9

06:15-13:05

2 stops22h 50m

London Heathrow

Wed 30/9

06:30-23:46

2 stops25h 16m

£653

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 15/9

12:42-17:40

2 stops21h 58m

London Heathrow

Mon 28/9

19:50-18:35

3 stops29h 45m

£656

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 the United Kingdom from

How to get the cheapest flight ticket from Oregon to United Kingdom

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 United Kingdom?

The cheapest month to fly to United Kingdom from Oregon is in April. Flight prices, which tend to average around £344, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of April, then departing from Oregon during the month March is also very affordable. Most momondo users find prices during this month for around £344.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Oregon to United Kingdom is on a Friday. Travellers who choose to depart for United Kingdom on a Friday will often find tickets for as low as £525. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Oregon to United Kingdom for around £981.

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

The cheapest time of day to fly to United Kingdom is in the afternoon when flights can be purchased for as low as £526. Try not to purchase tickets in the evening because they tend to be around £772. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Oregon to United Kingdom flight route?

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

How far in advance should I book a flight from Oregon to the United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £645 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Oregon for as low as £551 on momondo.

Can stopping save me money on Oregon to United Kingdom flights?

You could potentially save up to 53% on your flight if you consider stops on a Oregon to United Kingdom flight.

Cheap Oregon to United Kingdom flight deals and tips

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

Best price found

£815

Fastest flight time

9h 30m

Direct flights

Every day

Airports in United Kingdom

1,286 airports
The best flight deal from Oregon to United Kingdom found on momondo in the last 72 hours is £815
The fastest flight from Oregon to United Kingdom takes 9h 30m
Direct flights go from Oregon to United Kingdom every day.
There are 1,286 airports in United Kingdom. From Oregon there are direct flights to London Heathrow (LHR).
Search flight deals

Frequently asked questions about flying from Oregon to the United Kingdom

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

    Prices for flights from Oregon to United Kingdom were last updated today.

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

  • How old do you have to be to fly from Oregon to United Kingdom?

    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 Oregon to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The travel and health documents required for your trip to United Kingdom 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 United Kingdom. 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 Oregon to United Kingdom?

Best airlines flying from Oregon to United Kingdom

Compare and see reviews for airlines that fly from Oregon to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom £436Free CancellationRating
7.0
654 reviews
Search Icelandair flights
British AirwaysPriceFrom £438Free CancellationRating
6.7
7,979 reviews
Search British Airways flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Oregon to United Kingdom. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Oregon to United Kingdom flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Oregon and United Kingdom 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 Oregon to United Kingdom right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Oregon to United Kingdom flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to the United Kingdom

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom £24
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Flights to Birminghamfrom £38
Flights to Edinburghfrom £29
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Flights to Glasgowfrom £30
Flights to Bristolfrom £45
Flights to Newcastle upon Tynefrom £41
Flights to Liverpoolfrom £36
Flights to Aberdeenfrom £54
Flights to Leedsfrom £49
Flights to Invernessfrom £47