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Cheap flights from Oregon to London from £164

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 London departing on 9/5. 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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Cheap return flights

Enter your travel dates to find the best prices.
Icelandair Logo
15:30 - 14:40
PDX
-
LGW
15h 10m
1 stop
Icelandair Logo
15:40 - 18:00
LGW
-
PDX
34h 20m
1 stop
£438Icelandair
Tue, 7 Apr - Thu, 16 Apr
Icelandair Logo
15:30 - 11:55
PDX
-
LHR
12h 25m
1 stop
Icelandair Logo
13:05 - 18:00
LHR
-
PDX
12h 55m
1 stop
£441Icelandair
Tue, 7 Apr - Fri, 24 Apr
Multiple Airlines Logo
15:45 - 18:30
PDX
-
LGW
19h 45m
2 stops
Multiple Airlines Logo
08:50 - 18:00
LGW
-
PDX
17h 10m
2 stops
£441Multiple Airlines
Tue, 24 Mar - Wed, 1 Apr
Multiple Airlines Logo
15:45 - 20:05
PDX
-
LTN
21h 20m
2 stops
Multiple Airlines Logo
06:15 - 18:00
LTN
-
PDX
19h 45m
2 stops
£444Multiple Airlines
Tue, 24 Mar - Wed, 1 Apr
United Airlines Logo
05:00 - 09:40
EUG
-
LHR
21h 40m
1 stop
United Airlines Logo
06:35 - 23:08
LHR
-
EUG
23h 33m
2 stops
£464United Airlines
Tue, 17 Mar - Tue, 24 Mar
United Airlines Logo
05:00 - 09:40
EUG
-
LHR
21h 40m
1 stop
United Airlines Logo
06:35 - 23:08
LHR
-
EUG
23h 33m
2 stops
£465United Airlines
Tue, 17 Mar - Tue, 24 Mar
Scandinavian Airlines Logo
11:30 - 11:55
MFR
-
LHR
16h 25m
1 stop
Scandinavian Airlines Logo
06:30 - 22:49
LHR
-
MFR
23h 19m
2 stops
£465Scandinavian Airlines
Thu, 5 Mar - Thu, 12 Mar
KLM Logo
05:55 - 07:05
MFR
-
LHR
17h 10m
2 stops
KLM Logo
20:25 - 16:49
LHR
-
MFR
27h 24m
2 stops
£469KLM
Thu, 5 Mar - Thu, 12 Mar
KLM Logo
11:14 - 15:35
MFR
-
LHR
20h 21m
1 stop
KLM Logo
06:30 - 16:33
LHR
-
MFR
18h 03m
2 stops
£476KLM
Wed, 15 Apr - Wed, 13 May
Scandinavian Airlines Logo
06:55 - 10:30
MFR
-
LHR
19h 35m
1 stop
Scandinavian Airlines Logo
10:45 - 23:47
LHR
-
MFR
20h 02m
1 stop
£485Scandinavian Airlines
Thu, 5 Mar - Thu, 12 Mar

Lufthansa flights from Oregon to London

Our best Lufthansa deals on Oregon to London flight tickets
Lufthansa
2 Mar
PDX09:50Portland
18h 00m
1 stop
LHR11:50London Heathrow
18 Mar
LHR08:45London Heathrow
22h 50m
2 stops
PDX00:35Portland
£458
Lufthansa
2 Mar
PDX09:50Portland
18h 00m
1 stop
LHR11:50London Heathrow
18 Mar
LHR06:35London Heathrow
21h 35m
2 stops
PDX21:10Portland
£460
Lufthansa
17 Mar
PDX13:00Portland
21h 05m
2 stops
LHR17:05London Heathrow
24 Mar
LHR11:10London Heathrow
20h 25m
2 stops
PDX00:35Portland
£468

Air Canada flights from Oregon to London

Our best Air Canada deals on Oregon to London flight tickets
Air Canada
14 Apr
BOI14:37Boise Air Term. Gowen Fld
32h 53m
2 stops
LHR06:30London Heathrow
19 May
LHR09:30London Heathrow
32h 57m
2 stops
BOI11:27Boise Air Term. Gowen Fld
£496
Air Canada
14 Feb
PDX19:05Portland
32h 45m
1 stop
LHR11:50London Heathrow
28 Feb
LHR15:00London Heathrow
26h 15m
2 stops
PDX09:15Portland
£615

momondo Fare Finder

 
Customise your flight search to find flights from Oregon to London 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 8 February 2026.
Use the filters below to find and compare flights from Oregon to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandLondon

PDX - LGW

PDXLGW

Portland

Tue 7/4

15:30-14:40

1 stop15h 10m

London Gatwick

Thu 16/4

15:40-18:00

1 stop34h 20m

£438

PortlandLondon

PDX - LHR

PDXLHR

Portland

Tue 7/4

15:30-11:55

1 stop12h 25m

London Heathrow

Fri 24/4

13:05-18:00

1 stop12h 55m

£441

PortlandLondon

PDX - LGW

PDXLGW

Portland

Tue 24/3

15:45-18:30

2 stops19h 45m

London Gatwick

Wed 1/4

08:50-18:00

2 stops17h 10m

£441

PortlandLondon

PDX - LTN

PDXLTN

Portland

Tue 24/3

15:45-20:05

2 stops21h 20m

London Luton

Wed 1/4

06:15-18:00

2 stops19h 45m

£444

EugeneLondon

EUG - LHR

EUGLHR

Eugene

Tue 17/3

05:00-09:40

1 stop21h 40m

London Heathrow

Tue 24/3

06:35-23:08

2 stops23h 33m

£464

EugeneLondon

EUG - LHR

EUGLHR

Eugene

Tue 17/3

05:00-09:40

1 stop21h 40m

London Heathrow

Tue 24/3

06:35-23:08

2 stops23h 33m

£465

MedfordLondon

MFR - LHR

MFRLHR

Medford

Thu 5/3

11:30-11:55

1 stop16h 25m

London Heathrow

Thu 12/3

06:30-22:49

2 stops23h 19m

£465

MedfordLondon

MFR - LHR

MFRLHR

Medford

Thu 5/3

05:55-07:05

2 stops17h 10m

London Heathrow

Thu 12/3

20:25-16:49

2 stops27h 24m

£469

MedfordLondon

MFR - LHR

MFRLHR

Medford

Wed 15/4

11:14-15:35

1 stop20h 21m

London Heathrow

Wed 13/5

06:30-16:33

2 stops18h 03m

£476

MedfordLondon

MFR - LHR

MFRLHR

Medford

Thu 5/3

06:55-10:30

1 stop19h 35m

London Heathrow

Thu 12/3

10:45-23:47

1 stop20h 02m

£485

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

How to get the cheapest flight ticket from Oregon to London

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 London?

The cheapest month to fly to London from Oregon is in October. Flight prices, which tend to average around £475, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from Oregon averaging around £484.

What is the cheapest day to depart on your flight to London?

Our data shows that Sunday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £459. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Oregon to London for around £573.

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

The cheapest time of day to fly to London is in the evening when flights can be purchased for as low as £514. Flights in the afternoon are often more expensive, with an average ticket price of £522.

What is the cheapest Oregon to London flight route?

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

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

You are more likely to see cheaper flights to London from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £614 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Oregon for as low as £549 on momondo.

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

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

You could potentially save up to 24% on your flight if you consider stops on a Oregon to London flight.

Cheap Oregon to London flight deals and tips

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

Best price found

£3,127

Fastest flight time

9h 30m

Direct flights

Every day

Airports in London

6 airports
The best one-way flight to London from Oregon in the past 72 hours is £3,127. The best return flight deal from Oregon to London found on momondo in the last 72 hours is £1,341.
The fastest flight from Oregon to London takes 9h 30m
Direct flights go from Oregon to London every day.
There are 6 airports in London. From Oregon there are direct flights to London Heathrow (LHR).
Search flight deals

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

    Prices for flights from Oregon to London refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Oregon to London.

  • What documentation or ID do you need to fly to London?

    The travel and health documents required for your trip to London 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 London. 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 London?

Best airlines flying from Oregon to London

Compare and see reviews for airlines that fly from Oregon to London with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £378Free CancellationRating
6.7
7,720 reviews
Search British Airways flights
IberiaPriceFrom £426Free CancellationRating
7.0
3,108 reviews
Search Iberia flights
IcelandairPriceFrom £433Free CancellationRating
7.1
606 reviews
Search Icelandair flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Slough
Maidstone
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Chelmsford
Hayes
Wembley
Dover
Folkestone
Colchester
Bedford
Worthing
Ramsgate

Why use momondo?

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

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 London from Oregon.

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

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

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

Once you have performed a search for Oregon to London 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 Oregon to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Oregon and alert you when they change.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport