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$369+ 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
LON — PDX
Aug 10 — Aug 171
Mon 8/10
Mon 8/17
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 July 11, 2026.

This Scandinavian Airlines deal was found by Cheapflights users on 7/8. 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.
Thu 9/105:00 pm
LHR
-
BOI
2 stops36h 34m
Scandinavian Airlines
Mon 9/144:00 pm
BOI
-
LHR
2 stops41h 00m
Scandinavian Airlines
Deal found 7/8$791
This United Airlines deal was found by Cheapflights users on 7/9. 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 9/76:55 am
LHR
-
EUG
2 stops22h 22m
United Airlines
Mon 9/211:57 pm
EUG
-
LHR
2 stops32h 33m
United Airlines
Deal found 7/9$805
This Justfly.com deal was found by Cheapflights users on 7/9. 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.
Fri 9/187:30 pm
LHR
-
BOI
2 stops34h 04m
Scandinavian Airlines
Fri 9/254:00 pm
BOI
-
LHR
2 stops41h 00m
Scandinavian Airlines
Deal found 7/9$807
This United Airlines deal was found by Cheapflights users on 7/8. 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 9/3010:35 am
LHR
-
EUG
1 stop15h 11m
United Airlines
Sun 10/46:00 am
EUG
-
LHR
2 stops44h 00m
United Airlines
Deal found 7/8$838
This United Airlines deal was found by Cheapflights users on 7/7. 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 9/162:10 pm
LHR
-
BOI
2 stops27h 56m
United Airlines
Wed 9/235:40 pm
BOI
-
LHR
1 stop11h 55m
United Airlines
Deal found 7/7$848
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Fri 12/46:35 am
LHR
-
RDM
2 stops19h 28m
United Airlines
Mon 12/77:00 am
RDM
-
LHR
2 stops20h 20m
United Airlines
Deal found 7/8$850
This United Airlines deal was found by Cheapflights users on 7/6. 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.
Thu 11/1210:05 am
LHR
-
EUG
1 stop16h 03m
United Airlines
Mon 11/165:27 am
EUG
-
LHR
2 stops24h 03m
United Airlines
Deal found 7/6$874
This TravelUp deal was found by Cheapflights users on 7/9. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/74:15 pm
LHR
-
EUG
1 stop14h 30m
Lufthansa
Mon 9/2112:47 pm
EUG
-
LHR
1 stop12h 53m
Lufthansa
Deal found 7/9$882
This Expedia deal was found by Cheapflights users on 7/7. 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.
Wed 11/412:15 pm
LHR
-
PDX
1 stop12h 45m
Multiple Airlines
Sat 11/77:10 pm
PDX
-
LHR
2 stops27h 20m
Multiple Airlines
Deal found 7/7$917
This Scandinavian Airlines deal was found by Cheapflights users on 7/8. 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.
Tue 10/67:05 am
LHR
-
PDX
3 stops17h 59m
Scandinavian Airlines
Fri 10/167:00 am
PDX
-
LHR
2 stops25h 00m
Scandinavian Airlines
Deal found 7/8$918
This Gotogate deal was found by Cheapflights users on 7/8. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:25 pm
LHR
-
PDX
1 stop28h 30m
Multiple Airlines
Fri 10/163:30 pm
PDX
-
LHR
1 stop13h 50m
Multiple Airlines
Deal found 7/8$920
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Thu 9/107:25 am
LHR
-
BOI
2 stops18h 54m
United Airlines
Mon 9/1410:31 am
BOI
-
LHR
1 stop16h 09m
United Airlines
Deal found 7/8$922

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 July 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$791
(Scandinavian Airlines)

One-way from

$369
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$1,192

Good round-trip deal

$880 or less

Good one-way deal

$656 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. 12% potential increase in price ($131 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 11, 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

Wed 9/30

7:25 am-5:46 pm

2 stops18h 21m

Eugene

Sun 10/4

6:00 am-10:00 am

2 stops44h 00m

$805

LondonEugene

LHR - EUG

LHREUG

London Heathrow

Mon 9/7

6:55 am-9:17 pm

2 stops22h 22m

Eugene

Mon 9/21

1:57 pm-6:30 am

2 stops32h 33m

$805

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Fri 9/18

9:05 pm-6:40 pm

3 stops28h 35m

Boise Air Term. Gowen Fld

Fri 9/25

12:14 pm-6:30 pm

3 stops23h 16m

$841

LondonRedmond

LHR - RDM

LHRRDM

London Heathrow

Fri 12/4

6:35 am-6:03 pm

2 stops19h 28m

Bend/Redmond

Mon 12/7

7:00 am-11:20 am

2 stops20h 20m

$850

LondonEugene

LHR - EUG

LHREUG

London Heathrow

Thu 11/12

7:40 am-10:38 pm

2 stops22h 58m

Eugene

Mon 11/16

5:27 am-5:55 am

2 stops16h 28m

$874

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Thu 9/10

7:25 am-7:19 pm

2 stops18h 54m

Boise Air Term. Gowen Fld

Mon 9/14

10:31 am-9:40 am

1 stop16h 09m

$923

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Thu 9/10

5:00 pm-6:40 pm

2 stops32h 40m

Boise Air Term. Gowen Fld

Mon 9/14

4:00 pm-6:30 pm

2 stops19h 30m

$930

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Thu 9/17

8:10 pm-9:31 am

3 stops45h 21m

Portland

Thu 10/1

3:30 pm-5:50 pm

2 stops18h 20m

$934

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Tue 10/6

1:05 pm-1:07 pm

1 stop32h 02m

Portland

Fri 10/16

9:30 pm-6:20 am

1 stop24h 50m

$942

LondonPortland

LTN - PDX

LTNPDX

London Luton

Thu 9/17

8:20 pm-9:31 am

3 stops45h 11m

Portland

Thu 10/1

3:30 pm-10:10 pm

2 stops22h 40m

$949

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Showing 1-10 of 60 resultsSorted by cheapest first
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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, January is the cheapest month in which you can book a flight from London to Oregon (average of $333). Flying from London to Oregon in June is currently the most expensive (average of $730). 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 July 11, 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 July 11, 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 July 11, 2026.
Peruse reviews from past customers who have flown with 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.
British Airways
6.7
Okay
8,106 reviews

Food

6.4

Boarding

6.9

Entertainment

6.4

Comfort

6.8

Crew

7.7

Overall

6.7

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
8,106 reviews
British Airways
6.7
Okay
8,106 reviews

Food

6.4

Boarding

6.9

Entertainment

6.4

Comfort

6.8

Crew

7.7

Overall

6.7

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

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 12h 40m. United Airlines provides one of the quickest options available for as low as $968. There are 4896 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?

    $481 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 (72%), Alaska Airlines (72%) or Aer Lingus (72%) 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 $3,568 for a flight from London to Oregon. The cheapest flight overall is $627 while the most popular route, (London Heathrow - Portland) is currently priced at $683.

  • 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, January is the cheapest month in which you can book a flight from London to Oregon (average of $333). Flying from London to Oregon in June is currently the most expensive (average of $730). 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 2 airlines flying from London to Oregon

Discover the top 2 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 July 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$715Average$1,074FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$888Average$1,041FlexibilityNo cancel feeOn-time69%

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