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$336+ 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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
LON — PDX
Apr 1 — Apr 81
Tue 4/1
Tue 4/8
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 March 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$619
(United Airlines)

One-way from

$336
(Kiwi.com)

Popular in

August

Cheapest in

March

Average price

$767

Good round-trip deal

$899 or less

Good one-way deal

$815 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. 14% potential increase in price ($150 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 27, 2025.

This United Airlines deal was found by Cheapflights users on 3/25. 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 4/254:15 pmLHR - BOI
2 stops27h 29mUnited Airlines
Fri 5/26:30 amBOI - LHR
1 stop20h 10mUnited Airlines
Deal found 3/25$619
This The Travel House deal was found by Cheapflights users on 3/26. 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 4/213:40 pmLHR - PDX
Nonstop9h 55mFinnair
Sun 4/2712:03 pmPDX - LHR
1 stop20h 02mFinnair
Deal found 3/26$694
This Icelandair deal was found by Cheapflights users on 3/26. 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.
Wed 10/2911:55 amLGW - PDX
1 stop13h 05mIcelandair
Thu 11/132:45 pmPDX - LGW
1 stop12h 10mIcelandair
Deal found 3/26$695
This United Airlines deal was found by Cheapflights users on 3/26. 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 5/88:40 amLHR - PDX
2 stops23h 51mUnited Airlines
Thu 5/157:19 pmPDX - LHR
2 stops17h 21mUnited Airlines
Deal found 3/26$697
This Icelandair deal was found by Cheapflights users on 3/26. 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.
Wed 10/2912:15 pmLHR - PDX
1 stop12h 45mIcelandair
Sat 11/152:45 pmPDX - LHR
1 stop20h 45mIcelandair
Deal found 3/26$699
This Mytrip deal was found by Cheapflights users on 3/26. 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 5/118:55 amLGW - PDX
2 stops35h 57mMultiple Airlines
Sun 5/183:20 pmPDX - LGW
1 stop15h 20mMultiple Airlines
Deal found 3/26$699
This TravelUp deal was found by Cheapflights users on 3/26. 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 4/212:10 pmLHR - PDX
1 stop12h 15mMultiple Airlines
Sun 4/273:25 pmPDX - LHR
2 stops36h 25mMultiple Airlines
Deal found 3/26$701
This TravelUp deal was found by Cheapflights users on 3/26. 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.
Wed 4/232:10 pmLHR - PDX
1 stop16h 00mLufthansa
Wed 4/307:54 amPDX - LHR
1 stop15h 31mLufthansa
Deal found 3/26$702
This Mytrip deal was found by Cheapflights users on 3/25. 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.
Thu 4/2411:40 amSTN - PDX
3 stops29h 32mMultiple Airlines
Thu 5/17:01 pmPDX - STN
3 stops31h 39mMultiple Airlines
Deal found 3/25$707
This The Travel House deal was found by Cheapflights users on 3/26. 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 9/52:05 pmLHR - PDX
2 stops36h 41mAir Canada
Thu 9/186:15 amPDX - LHR
2 stops21h 35mAir Canada
Deal found 3/26$714
This Netflights deal was found by Cheapflights users on 3/26. 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.
Mon 5/53:40 pmLHR - PDX
Nonstop9h 55mBritish Airways
Mon 5/127:25 pmPDX - LHR
Nonstop9h 35mBritish Airways
Deal found 3/26$724
This Gotogate deal was found by Cheapflights users on 3/25. 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.
Mon 4/289:30 amLHR - BOI
2 stops39h 22mAir Canada
Mon 5/125:25 pmBOI - LHR
2 stops30h 05mAir Canada
Deal found 3/25$742

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 March 27, 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

Fri 4/25

4:15 pm-12:44 pm

2 stops27h 29m

Boise Air Term. Gowen Fld

Fri 5/2

6:30 am-9:40 am

1 stop20h 10m

$619

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 4/21

3:40 pm-5:35 pm

Nonstop9h 55m

Portland

Sun 4/27

12:03 pm-4:05 pm

1 stop20h 02m

$694

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Thu 5/8

8:40 am-12:31 am

2 stops23h 51m

Portland

Thu 5/15

7:19 pm-8:40 pm

2 stops17h 21m

$697

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Sun 5/11

8:55 am-12:52 pm

2 stops35h 57m

Portland

Sun 5/18

3:20 pm-2:40 pm

1 stop15h 20m

$699

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 4/21

2:10 pm-6:25 pm

1 stop12h 15m

Portland

Sun 4/27

3:25 pm-11:50 am

2 stops36h 25m

$701

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 4/23

2:10 pm-10:10 pm

1 stop16h 00m

Portland

Wed 4/30

7:54 am-7:25 am

1 stop15h 31m

$702

LondonPortland

STN - PDX

STNPDX

London Stansted

Thu 4/24

11:40 am-9:12 am

3 stops29h 32m

Portland

Thu 5/1

7:01 pm-10:40 am

3 stops31h 39m

$707

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Fri 9/5

2:05 pm-6:46 pm

2 stops36h 41m

Portland

Thu 9/18

6:15 am-11:50 am

2 stops21h 35m

$714

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Mon 5/5

3:40 pm-5:35 pm

Nonstop9h 55m

Portland

Mon 5/12

7:25 pm-1:00 pm

Nonstop9h 35m

$724

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Fri 9/5

1:05 pm-5:55 pm

1 stop12h 50m

Portland

Thu 9/18

3:20 pm-8:20 pm

1 stop21h 00m

$728

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

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, November is the cheapest month in which you can book a flight from London to Oregon (average of $277). Flying from London to Oregon in March is currently the most expensive (average of $370). 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 March 27, 2025.

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.

Rainfall in Oregon by month

Plan your trip to Oregon by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Oregon ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Oregon when rainfall is around 0.7 in.

Temperature in Oregon by month

Plan your trip to Oregon by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Oregon, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 March 27, 2025.
Peruse reviews from past customers who have flown with Delta, Air New Zealand and KLM from London to Oregon to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,895 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,895 reviews
Delta
8.0
Very good
7,895 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air New Zealand
7.9
Good
456 reviews
Delta
8.0
Very good
7,895 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,319 reviews
Delta
8.0
Very good
7,895 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,895 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,569 reviews
Delta
8.0
Very good
7,895 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

8.0

Food

7.3

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    $518 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Icelandair and Lufthansa, with prices starting from $614 and $697, 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 City - Portland.

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

    Consider American Airlines (67%), Alaska Airlines (67%) or Aer Lingus (67%) 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 $1,620 for a flight from London to Oregon. The cheapest flight overall is $754 while the most popular route, (London Heathrow - Portland) is currently priced at $566.

  • 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, November is the cheapest month in which you can book a flight from London to Oregon (average of $277). Flying from London to Oregon in March is currently the most expensive (average of $370). 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 4 airlines flying from London to Oregon

Discover the top 4 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 March 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$701Average$869FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$733Average$1,072FlexibilityNo cancel feeOn-time70%
IberiaCheapest$801Average$1,227FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$818Average$1,067FlexibilityNo cancel feeOn-time71%
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