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$410+ 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 6/7. Fares are subject to change and may not be available on all flights or dates of travel.
LON — PDX
Jun 22 — Jun 291
Mon 6/22
Mon 6/29
1 adult, Economy
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Cheap 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 May 23, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 5/22. 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.
Mon 9/287:30 am
LHR
-
EUG
2 stops21h 00m
Lufthansa
Mon 10/510:55 am
EUG
-
LHR
1 stop16h 15m
Lufthansa
Deal found 5/22$865
This United Airlines deal was found by Cheapflights users on 5/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:30 am
LHR
-
BOI
2 stops17h 28m
United Airlines
Tue 10/65:00 am
BOI
-
LHR
1 stop21h 40m
United Airlines
Deal found 5/19$885
This United Airlines deal was found by Cheapflights users on 5/21. 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.
Mon 9/146:55 am
LHR
-
BOI
2 stops22h 45m
United Airlines
Sun 9/277:05 pm
BOI
-
LHR
1 stop33h 05m
United Airlines
Deal found 5/21$886
This ChecknFly deal was found by Cheapflights users on 5/21. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1411:05 am
LHR
-
BOI
1 stop31h 21m
Lufthansa
Sun 9/275:44 pm
BOI
-
LHR
1 stop32h 56m
Lufthansa
Deal found 5/21$887
This FlightHub deal was found by Cheapflights users on 5/18. 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.
Fri 9/49:25 pm
LHR
-
PDX
1 stop22h 20m
Icelandair
Thu 9/173:30 pm
PDX
-
LHR
1 stop12h 25m
Icelandair
Deal found 5/18$913
This Mytrip deal was found by Cheapflights users on 5/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/221:55 pm
LHR
-
PDX
2 stops27h 36m
Multiple Airlines
Wed 7/87:05 pm
PDX
-
LHR
1 stop17h 15m
Multiple Airlines
Deal found 5/20$914
This Expedia deal was found by Cheapflights users on 5/18. 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.
Thu 9/39:30 am
LHR
-
EUG
2 stops19h 47m
Lufthansa
Tue 9/151:57 pm
EUG
-
LHR
1 stop13h 13m
Lufthansa
Deal found 5/18$915
This United Airlines deal was found by Cheapflights users on 5/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:30 am
LHR
-
BOI
2 stops19h 07m
United Airlines
Thu 10/12:31 pm
BOI
-
LHR
1 stop12h 09m
United Airlines
Deal found 5/19$916
This Trip.com deal was found by Cheapflights users on 5/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/32:10 pm
LHR
-
PDX
1 stop31h 40m
Multiple Airlines
Sun 6/71:05 pm
PDX
-
LHR
2 stops21h 45m
Multiple Airlines
Deal found 5/18$916
This The Travel House deal was found by Cheapflights users on 5/21. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:20 pm
LGW
-
PDX
1 stop18h 12m
JetBlue
Sat 9/511:27 pm
PDX
-
LGW
1 stop26h 08m
JetBlue
Deal found 5/21$916
This The Travel House deal was found by Cheapflights users on 5/19. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:30 am
LHR
-
BOI
2 stops22h 07m
Lufthansa
Sun 10/42:31 pm
BOI
-
LHR
2 stops33h 14m
Lufthansa
Deal found 5/19$917
This Condor deal was found by Cheapflights users on 5/18. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/147:35 pm
LGW
-
PDX
1 stop25h 35m
Condor
Mon 6/223:30 pm
PDX
-
LGW
1 stop15h 10m
Condor
Deal found 5/18$917

Find flight deals from London to Oregon

Keep the following information in mind while searching for London to Oregon flight deals. Data was last updated May 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$865
(Cheapflightsfares)

One-way from

$410
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$915

Good round-trip deal

$1,104 or less

Good one-way deal

$720 or less
Provider with most accurate pricing for London (LON)-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-Portland flights.
Search Deals
From London (LON) to Oregon
Search Deals
One-way flight from London (LON) to Oregon
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($116 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from London (LON) to Oregon.
Search Deals
Price to beat on a one-way flight from London (LON) to Oregon.
Search Deals

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 May 23, 2026.
Use the filters below to find and compare flights from London to Oregon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonEugene

LHR - EUG

LHREUG

London Heathrow

Mon 9/28

7:30 am-8:30 pm

2 stops21h 00m

Eugene

Mon 10/5

10:55 am-3:40 pm

2 stops20h 45m

$869

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Mon 9/21

7:30 am-5:58 pm

2 stops17h 28m

Boise Air Term. Gowen Fld

Tue 10/6

6:25 am-5:55 am

2 stops16h 30m

$885

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Tue 9/22

9:30 am-9:37 pm

2 stops19h 07m

Boise Air Term. Gowen Fld

Thu 10/1

2:31 pm-9:40 am

1 stop12h 09m

$916

LondonEugene

LHR - EUG

LHREUG

London Heathrow

Thu 9/3

6:55 am-9:17 pm

2 stops22h 22m

Eugene

Tue 9/15

5:00 am-7:15 am

2 stops18h 15m

$919

LondonEugene

LHR - EUG

LHREUG

London Heathrow

Thu 9/3

6:55 am-9:17 pm

2 stops22h 22m

Eugene

Wed 9/16

5:00 am-5:55 am

2 stops16h 55m

$919

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Thu 11/12

8:35 pm-5:00 pm

1 stop28h 25m

Portland

Mon 11/16

2:45 pm-10:50 am

1 stop12h 05m

$920

LondonEugene

LHR - EUG

LHREUG

London Heathrow

Thu 9/3

1:00 pm-8:29 pm

1 stop15h 29m

Eugene

Wed 9/16

12:47 pm-9:40 am

1 stop12h 53m

$930

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Mon 6/22

12:20 pm-1:05 pm

1 stop32h 45m

Portland

Wed 7/8

2:20 pm-9:35 am

1 stop35h 15m

$935

LondonPortland

STN - PDX

STNPDX

London Stansted

Mon 6/22

8:00 am-9:31 am

3 stops33h 31m

Portland

Wed 7/8

1:05 pm-9:40 pm

2 stops24h 35m

$950

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Mon 9/7

3:40 pm-2:30 pm

2 stops30h 50m

Portland

Wed 9/16

3:30 pm-2:40 pm

1 stop15h 10m

$975

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/21

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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, April is the cheapest month in which you can book a flight from London to Oregon (average of $369). Flying from London to Oregon in August is currently the most expensive (average of $685). 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 May 23, 2026.

When flying from London to Oregon, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London to Oregon

Explore weekly flight availability from London to Oregon. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 23, 2026.

The most flights from LON to USOR are scheduled on a Monday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (7 on average).

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

How far ahead should I book a flight from London to Oregon?

The price you pay for your flight from London to Oregon may vary depending on when you book. For the best chance of a lower fare, look to book 77 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 May 23, 2026.
Peruse reviews from past customers who have flown with American Airlines,Icelandair, andBritish 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
7.1
Good
11,639 reviews

Boarding

7.5

Comfort

7.2

Food

6.4

Entertainment

6.9

Crew

7.9

Overall

7.1

Reviews

1 / 20
10.0
Excellent

Beatriz,May 2026

HEL - DFW

Very modern and confortable plane. Dinner was delicious. Whole crew were polite and perfect.
American Airlines
7.1
Good
11,639 reviews
American Airlines
7.1
Good
11,639 reviews

Boarding

7.5

Comfort

7.2

Food

6.4

Entertainment

6.9

Crew

7.9

Overall

7.1

Reviews

1 / 20
10.0
Excellent

Beatriz,May 2026

HEL - DFW

Very modern and confortable plane. Dinner was delicious. Whole crew were polite and perfect.
Icelandair
7.0
Good
657 reviews
American Airlines
7.1
Good
11,639 reviews

Boarding

7.5

Comfort

7.2

Food

6.4

Entertainment

6.9

Crew

7.9

Overall

7.1

Reviews

1 / 20
10.0
Excellent

Beatriz,May 2026

HEL - DFW

Very modern and confortable plane. Dinner was delicious. Whole crew were polite and perfect.
British Airways
6.7
Okay
7,995 reviews
American Airlines
7.1
Good
11,639 reviews

Boarding

7.5

Comfort

7.2

Food

6.4

Entertainment

6.9

Crew

7.9

Overall

7.1

Reviews

1 / 20
10.0
Excellent

Beatriz,May 2026

HEL - DFW

Very modern and confortable plane. Dinner was delicious. Whole crew were polite and perfect.

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 17h 28m. Lufthansa provides one of the quickest options available for as low as $885. There are 4829 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?

    $562 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on Finnair and American Airlines, with prices starting from $580 and $590, 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 Stansted - Portland.

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

    Consider American Airlines (78%), Alaska Airlines (78%) or Aer Lingus (78%) 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 $1,558 for a flight from London to Oregon. The cheapest flight overall is $643 while the most popular route, (London Heathrow - Portland) is currently priced at $753.

  • 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, April is the cheapest month in which you can book a flight from London to Oregon (average of $369). Flying from London to Oregon in August is currently the most expensive (average of $685). 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

Browse thousands of different options on Cheapflights for your next trip

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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 May 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$715Average$1,062FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$737Average$1,399FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$843Average$1,010FlexibilityNo cancel feeOn-time69%

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