London

$267+ Cheap flights from Oregon to London (LON)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LON
Jan 16 — Jan 231
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Cheap flight deals from Oregon to London

Cheapest flights from Oregon to London
Explore the most affordable flight options available from Oregon to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:00 amPDX - LHR
1 stop16h 40mLufthansa
Sun 2/88:45 amLHR - PDX
2 stops23h 54mLufthansa
Deal found 12/16$727
This KLM deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3010:03 amPDX - LHR
1 stop15h 57mKLM
Sun 2/86:30 amLHR - PDX
1 stop12h 55mKLM
Deal found 12/15$761
This American Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/303:59 pmPDX - LHR
1 stop12h 21mMultiple Airlines
Sun 2/81:45 pmLHR - PDX
Nonstop10h 10mMultiple Airlines
Deal found 12/15$789
This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:20 amBOI - LHR
1 stop14h 35mUnited Airlines
Thu 1/86:00 pmLHR - BOI
2 stops34h 52mUnited Airlines
Deal found 12/15$824
This Mytrip deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/283:54 pmPDX - LHR
1 stop31h 31mMultiple Airlines
Sun 1/187:40 amLHR - PDX
2 stops18h 50mMultiple Airlines
Deal found 12/15$832
This Virgin Atlantic deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:30 amBOI - LHR
1 stop18h 35mVirgin Atlantic
Thu 1/810:45 amLHR - BOI
1 stop19h 27mVirgin Atlantic
Deal found 12/15$841
This Booking.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:00 amBOI - LHR
2 stops23h 20mAir Canada
Thu 1/81:25 pmLHR - BOI
2 stops31h 10mAir Canada
Deal found 12/15$842
This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/287:45 pmPDX - LHR
1 stop32h 15mUnited Airlines
Sun 1/182:30 pmLHR - PDX
1 stop26h 45mUnited Airlines
Deal found 12/15$847
This FlightHub deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/277:00 pmPDX - LHR
2 stops28h 10mMultiple Airlines
Wed 1/286:40 pmLHR - PDX
2 stops35h 52mMultiple Airlines
Deal found 12/16$855
This Virgin Atlantic deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/281:25 pmPDX - LCY
1 stop12h 05mVirgin Atlantic
Sun 1/188:05 pmLCY - PDX
2 stops32h 20mVirgin Atlantic
Deal found 12/15$968
This Virgin Atlantic deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/261:25 pmPDX - LCY
1 stop12h 05mVirgin Atlantic
Thu 1/295:50 pmLCY - PDX
1 stop25h 35mVirgin Atlantic
Deal found 12/16$976
This KAYAK deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2711:02 amPDX - LCY
2 stops61h 38mSWISS
Wed 1/285:40 pmLCY - PDX
2 stops36h 52mSWISS
Deal found 12/16$1,115

Find flight deals from Oregon to London

Keep the following information in mind while searching for Oregon to London flight deals. Data was last updated December 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$597
(Cheapflightsfares)

One-way from

$267
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$921

Good round-trip deal

$639 or less

Good one-way deal

$479 or less
Provider with most accurate pricing for Portland-London (LON) flight deals.
Provider most trusted by Cheapflights users for Portland-London (LON) flights.
From Oregon to London (LON)
One-way flight from Oregon to London (LON)
Highest demand for flights based on searches. 23% potential increase in price ($243 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from Oregon to London (LON).
Price to beat on a one-way flight from Oregon to London (LON).

Cheapflights Fare Finder

 
Customize 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, Cheapflights users made 2,558,603 searches. Data last updated December 17, 2025.
Use the filters below to find and compare flights from Oregon to London that are best for you.

Fly from

Oregon

Fly to

London

Route

Depart

Return

Price

EugeneLondon

EUG - LHR

EUGLHR

Eugene

Fri 1/30

2:09 pm-12:00 pm

1 stop13h 51m

London Heathrow

Fri 2/6

1:45 pm-11:09 pm

1 stop17h 24m

$603

EugeneLondon

EUG - LHR

EUGLHR

Eugene

Fri 1/30

12:34 pm-10:00 am

1 stop13h 26m

London Heathrow

Fri 2/6

8:25 pm-10:39 pm

2 stops34h 14m

$605

EugeneLondon

EUG - LHR

EUGLHR

Eugene

Thu 1/15

2:09 pm-9:00 pm

2 stops22h 51m

London Heathrow

Sat 1/31

6:35 am-9:10 pm

2 stops22h 35m

$605

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Wed 1/14

12:19 pm-11:15 am

1 stop15h 56m

London Heathrow

Wed 1/21

8:15 pm-6:07 pm

2 stops28h 52m

$607

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 2/17

2:40 pm-9:40 am

1 stop12h 00m

London Heathrow

Tue 2/24

7:30 am-9:32 pm

2 stops21h 02m

$607

EugeneLondon

EUG - LHR

EUGLHR

Eugene

Wed 4/1

1:03 pm-9:40 am

1 stop12h 37m

London Heathrow

Wed 4/8

10:50 am-11:20 pm

2 stops20h 30m

$612

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 2/17

1:44 pm-7:25 am

1 stop34h 41m

London Heathrow

Thu 2/26

11:10 am-11:48 pm

2 stops19h 38m

$619

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 2/17

10:41 am-10:30 am

1 stop16h 49m

London Heathrow

Thu 2/26

2:30 pm-8:10 pm

1 stop12h 40m

$619

RedmondLondon

RDM - LHR

RDMLHR

Bend/Redmond

Mon 1/19

7:00 am-10:55 am

2 stops19h 55m

London Heathrow

Mon 2/2

6:30 am-4:31 pm

2 stops18h 01m

$620

RedmondLondon

RDM - LHR

RDMLHR

Bend/Redmond

Wed 1/21

5:50 am-7:05 am

2 stops17h 15m

London Heathrow

Mon 2/2

5:50 pm-4:31 pm

2 stops30h 41m

$620

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 60 results
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Best time to book a flight from Oregon to London

Have a flexible travel schedule? Discover the best time to fly to London from Oregon with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Oregon to London

What is the cheapest month to book a flight from Oregon to London?

Currently, October is the cheapest month in which you can book a flight from Oregon to London (average of $525). Flying from Oregon to London in June is currently the most expensive (average of $774). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from OR to LON?

Find hourly flight availability from Oregon to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 17, 2025.

It’s optimal to fly from Oregon to London in the afternoon. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Oregon to London?

Use this chart to determine the cheapest time to fly round-trip from Oregon to London. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Oregon to London flight should consider departing on Sunday at noon when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Oregon to London?

Related info for your journey

Find useful and relevant information for your journey from Oregon to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Oregon to London?

    Airlines like Lufthansa, Virgin Atlantic, and Delta fly from Oregon to London in about 13h 26m. The time it takes to get you to your destination can typically vary by up to 6h 29m. The distance between Oregon and London is about 4998 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Oregon to London one-way?

    One-way options have recently been found by users for as low as $206 on Icelandair. Other airlines that offer cheap prices include Virgin Atlantic from $378 and Iberia from $392 one-way.

  • What are the most popular routes from Oregon to London?

  • What are the most reliable airlines from Oregon to London?

    No one likes to see their flight delayed. When booking a flight from Oregon to London consider choosing American Airlines (72%), Alaska Airlines (72%) or Finnair (72%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Oregon to London?

    Looking at all options, your cheapest flight can be booked for $304. While the most popular route (Portland - London Heathrow) can be booked for $481 on average, our data indicates $1,529 when flying from Oregon to London.

  • Can I find deals for flights from Oregon to London that include hotel bookings?

    Yes. In addition to deals on Oregon to London flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oregon to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oregon to London.

  • Can I find deals for business class flights from Oregon to London?

    Yes. Cheapflights offers flight deals from Oregon to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Oregon to London?

    Currently, October is the cheapest month in which you can book a flight from Oregon to London (average of $525). Flying from Oregon to London in June is currently the most expensive (average of $774). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Wembley
Folkestone
Eastbourne

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Oregon to London

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Oregon to London

Discover the top 10 airlines that operate flights from Oregon to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$495Average$791FlexibilityNo cancel feeOn-time76%
DeltaCheapest$552Average$1,020FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$558Average$923FlexibilityNo cancel feeOn-time72%
KLMCheapest$561Average$659FlexibilityNo cancel feeOn-time75%
IberiaCheapest$577Average$793FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$591Average$846FlexibilityNo cancel feeOn-time70%
Alaska AirlinesCheapest$600Average$1,408FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$619Average$1,027FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$633Average$1,337FlexibilityNo cancel feeOn-time71%
FinnairCheapest$641Average$978FlexibilityNo cancel feeOn-time76%

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