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$365+ Cheap flights from London (LON) to Oregon

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 1/16. Fares are subject to change and may not be available on all flights or dates of travel.
LON — PDX
dic. 20 — dic. 271
sáb. 12/20
sáb. 12/27
1 adult, Economy
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Cheap flight deals from London to Oregon

Keep the following information in mind while searching for London to Oregon flight deals. Data was last updated noviembre 20, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$735
(United Airlines)

One-way from

$365
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$833

Good round-trip deal

$737 or less

Good one-way deal

$645 or less
Provider with most accurate pricing for London (LON)-Portland flight deals.
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Provider most trusted by Cheapflights users for London (LON)-Portland flights.
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From London (LON) to Oregon
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One-way flight from London (LON) to Oregon
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Highest demand for flights based on searches. 13% potential increase in price ($139 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from London (LON) to Oregon.
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Price to beat on a one-way flight from London (LON) to Oregon.
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Find flight deals from London to Oregon

Cheapest flights from London to Oregon
Explore the most affordable flight options available from London to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 20, 2025.

This Icelandair deal was found by Cheapflights users on 11/20. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/258:35 pmLHR - PDX
1 stop28h 25mIcelandair
sáb. 11/292:45 pmPDX - LHR
1 stop12h 05mIcelandair
Deal found 11/20$768
This Justfly.com deal was found by Cheapflights users on 11/20. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/2311:55 amLGW - PDX
1 stop13h 05mIcelandair
jue. 11/272:45 pmPDX - LGW
1 stop12h 10mIcelandair
Deal found 11/20$808
This Justfly.com deal was found by Cheapflights users on 11/20. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/2312:15 pmLHR - PDX
1 stop12h 45mIcelandair
jue. 11/272:45 pmPDX - LHR
1 stop12h 05mIcelandair
Deal found 11/20$812
This Icelandair deal was found by Cheapflights users on 11/20. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/2411:55 amLGW - PDX
1 stop13h 05mIcelandair
jue. 11/272:45 pmPDX - LGW
1 stop12h 10mIcelandair
Deal found 11/20$832
This Scandinavian Airlines deal was found by Cheapflights users on 11/19. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/116:40 amLHR - PDX
2 stops24h 16mScandinavian Airlines
jue. 1/227:00 amPDX - LHR
2 stops25h 00mScandinavian Airlines
Deal found 11/19$835
This Netflights deal was found by Cheapflights users on 11/17. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/22:45 pmLHR - EUG
1 stop16h 26mVirgin Atlantic
mar. 12/911:24 amEUG - LHR
2 stops35h 26mVirgin Atlantic
Deal found 11/17$854
This Icelandair deal was found by Cheapflights users on 11/20. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/208:35 pmLHR - PDX
1 stop28h 25mIcelandair
mar. 11/252:45 pmPDX - LHR
1 stop20h 45mIcelandair
Deal found 11/20$856
This Icelandair deal was found by Cheapflights users on 11/20. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/2311:55 amLGW - PDX
1 stop13h 05mIcelandair
sáb. 11/292:45 pmPDX - LGW
1 stop12h 10mIcelandair
Deal found 11/20$857
This Icelandair deal was found by Cheapflights users on 11/20. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/2312:15 pmLHR - PDX
1 stop12h 45mIcelandair
sáb. 11/292:45 pmPDX - LHR
1 stop20h 45mIcelandair
Deal found 11/20$861
This Expedia deal was found by Cheapflights users on 11/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/1711:55 amLHR - PDX
1 stop17h 29mBritish Airways
mié. 12/2411:53 amPDX - LHR
1 stop15h 47mBritish Airways
Deal found 11/19$862
This Icelandair deal was found by Cheapflights users on 11/20. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/2411:55 amLGW - PDX
1 stop13h 05mIcelandair
sáb. 11/292:45 pmPDX - LGW
1 stop12h 10mIcelandair
Deal found 11/20$865
This Icelandair deal was found by Cheapflights users on 11/20. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/208:35 pmLHR - PDX
1 stop28h 25mIcelandair
jue. 11/272:45 pmPDX - LHR
1 stop20h 45mIcelandair
Deal found 11/20$871

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to Oregon 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 noviembre 20, 2025.
Use the filters below to find and compare flights from London to Oregon that are best for you.

Fly from

London

Fly to

Oregon

Route

Depart

Return

Price

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

mar. 3/17

8:30 am-10:51 pm

2 stops20h 21m

Boise Air Term. Gowen Fld

mar. 3/24

6:24 am-6:20 am

2 stops17h 56m

$735

LondonMedford

LHR - MFR

LHRMFR

London Heathrow

mié. 3/4

6:30 am-9:18 pm

2 stops22h 48m

Medford

dom. 3/8

6:22 pm-8:35 pm

2 stops19h 13m

$743

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

mié. 2/11

6:35 am-6:07 pm

2 stops18h 32m

Boise Air Term. Gowen Fld

dom. 2/15

5:10 pm-9:40 am

1 stop33h 30m

$743

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

lun. 4/20

7:25 am-9:54 am

2 stops33h 29m

Boise Air Term. Gowen Fld

lun. 4/27

6:20 am-11:10 am

1 stop21h 50m

$751

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

lun. 4/20

7:25 am-10:47 pm

2 stops22h 22m

Boise Air Term. Gowen Fld

jue. 4/30

2:43 pm-12:20 pm

1 stop14h 37m

$760

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

mié. 3/4

1:25 pm-10:06 am

2 stops27h 41m

Boise Air Term. Gowen Fld

lun. 3/9

6:55 pm-7:10 am

2 stops30h 15m

$767

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

vie. 2/20

6:35 am-10:12 am

2 stops34h 37m

Boise Air Term. Gowen Fld

lun. 3/2

6:25 am-6:40 am

2 stops17h 15m

$772

LondonBoise

LCY - BOI

LCYBOI

London City

mié. 2/11

6:10 pm-9:32 pm

2 stops34h 22m

Boise Air Term. Gowen Fld

dom. 2/15

2:40 pm-5:40 pm

2 stops44h 00m

$793

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

lun. 1/12

2:00 pm-7:50 pm

1 stop37h 50m

Portland

dom. 1/25

7:05 am-6:00 am

1 stop14h 55m

$805

LondonBoise

LGW - BOI

LGWBOI

London Gatwick

mar. 2/3

11:55 am-9:05 pm

2 stops16h 10m

Boise Air Term. Gowen Fld

sáb. 2/7

11:35 am-10:55 am

2 stops16h 20m

$807

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

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

Have a flexible travel schedule? Discover the best time to fly to Oregon from London 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 London to Oregon

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

Currently, December is the cheapest month in which you can book a flight from London to Oregon (average of $590). Flying from London to Oregon in July is currently the most expensive (average of $750). 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 LON to OR?

Find hourly flight availability from London to Oregon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 20, 2025.

A simple way to save on the total cost of your ticket is to fly from London to Oregon in the evening. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight in the afternoon.

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

Reviews of airlines servicing Oregon

Get insights into the airlines that provide service to Oregon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Oregon. Reviews last updated noviembre 20, 2025.
Peruse reviews from past customers who have flown with American Airlines and British Airways from London to Oregon to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,045 reviews

Overall

7.2

Entertainment

6.9

Comfort

7.2

Crew

8.0

Boarding

7.5

Food

6.4

Reviews

1 / 20
8.0
Excellent

Cameron,Nov 2025

LHR - LIS

This trip was probably the worst one we have ever had on British Airways!!!
American Airlines
7.2
Good
11,045 reviews
American Airlines
7.2
Good
11,045 reviews

Overall

7.2

Entertainment

6.9

Comfort

7.2

Crew

8.0

Boarding

7.5

Food

6.4

Reviews

1 / 20
8.0
Excellent

Cameron,Nov 2025

LHR - LIS

This trip was probably the worst one we have ever had on British Airways!!!
British Airways
6.7
Okay
7,534 reviews
American Airlines
7.2
Good
11,045 reviews

Overall

7.2

Entertainment

6.9

Comfort

7.2

Crew

8.0

Boarding

7.5

Food

6.4

Reviews

1 / 20
8.0
Excellent

Cameron,Nov 2025

LHR - LIS

This trip was probably the worst one we have ever had on British Airways!!!

Related info for your journey

Find useful and relevant information for your journey from London to Oregon. 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 London to Oregon?

    A quick flight from London to Oregon can take about 16h 10m. United Airlines provides one of the quickest options available for as low as $807. There are 4853 mi between London and Oregon. This flight may include one or multiple stops.

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

    $522 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on Lufthansa and JetBlue, with prices starting from $538 and $538, respectively.

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

    The most popular route from London to Oregon is London Heathrow - Portland. You may also consider London Gatwick - Portland or London Heathrow - Boise Air Term. Gowen Fld.

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

    Consider American Airlines (58%), Alaska Airlines (58%) or Finnair (58%) when booking your flight. These represent the most reliable airlines when flying from London to Oregon.

  • What are the cheapest flights from London to Oregon?

    On average you can expect to pay $780 for a flight from London to Oregon. The cheapest flight overall is $622 while the most popular route, (London Heathrow - Portland) is currently priced at $705.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London to Oregon 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 London to Oregon?

    Currently, December is the cheapest month in which you can book a flight from London to Oregon (average of $590). Flying from London to Oregon in July is currently the most expensive (average of $750). 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

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Alternative routes for London to Oregon

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from London to Oregon

Discover the top 3 airlines that operate flights from London to Oregon. 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 noviembre 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$707Average$823FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$715Average$906FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$737Average$1,264FlexibilityNo cancel feeOn-time71%

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