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$357+ 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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
LON — PDX
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
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 November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$676
(FlightHub)

One-way from

$357
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$832

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 November 13, 2025.

This Gotogate deal was found by Cheapflights users on 11/13. 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 11/188:35 pmLHR - PDX
1 stop28h 25mIcelandair
Tue 11/252:45 pmPDX - LHR
1 stop12h 05mIcelandair
Deal found 11/13$710
This Gotogate deal was found by Cheapflights users on 11/12. 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 12/98:35 pmLHR - PDX
1 stop28h 25mIcelandair
Mon 12/152:45 pmPDX - LHR
1 stop12h 05mIcelandair
Deal found 11/12$712
This Gotogate deal was found by Cheapflights users on 11/11. 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 12/98:35 pmLHR - PDX
1 stop28h 25mIcelandair
Tue 12/162:45 pmPDX - LHR
1 stop12h 05mIcelandair
Deal found 11/11$713
This Gotogate deal was found by Cheapflights users on 11/13. 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.
Sun 11/238:35 pmLHR - PDX
1 stop28h 25mIcelandair
Mon 12/12:45 pmPDX - LHR
1 stop12h 05mIcelandair
Deal found 11/13$726
This United Airlines deal was found by Cheapflights users on 11/11. 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 12/96:35 amLHR - BOI
2 stops18h 32mUnited Airlines
Mon 12/156:20 amBOI - LHR
1 stop20h 20mUnited Airlines
Deal found 11/11$727
This oojo deal was found by Cheapflights users on 11/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1012:15 pmLHR - PDX
1 stop12h 45mIcelandair
Mon 12/152:45 pmPDX - LHR
1 stop12h 05mIcelandair
Deal found 11/11$728
This United Airlines deal was found by Cheapflights users on 11/11. 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 12/96:35 amLHR - BOI
2 stops18h 32mUnited Airlines
Sun 12/145:25 pmBOI - LHR
1 stop33h 15mUnited Airlines
Deal found 11/11$737
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/911:35 amLHR - BOI
1 stop13h 32mLufthansa
Mon 12/152:49 pmBOI - LHR
1 stop11h 51mLufthansa
Deal found 11/11$738
This oojo deal was found by Cheapflights users on 11/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:35 pmLHR - PDX
1 stop28h 25mIcelandair
Tue 12/92:45 pmPDX - LHR
1 stop20h 45mIcelandair
Deal found 11/11$739
This Cheapflightsfares deal was found by Cheapflights users on 11/13. 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.
Sun 11/2311:55 amLGW - PDX
1 stop13h 05mIcelandair
Mon 12/12:45 pmPDX - LGW
1 stop12h 10mIcelandair
Deal found 11/13$741
This The Travel House deal was found by Cheapflights users on 11/11. 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.
Tue 12/97:40 amLHR - BOI
2 stops17h 27mLufthansa
Sun 12/142:49 pmBOI - LHR
2 stops37h 01mLufthansa
Deal found 11/11$755
This United Airlines deal was found by Cheapflights users on 11/11. 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 12/109:30 amLHR - PDX
2 stops19h 45mUnited Airlines
Mon 12/156:00 amPDX - LHR
2 stops16h 40mUnited Airlines
Deal found 11/11$779

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 November 13, 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

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Sat 4/25

9:25 pm-6:00 pm

1 stop28h 35m

Portland

Sat 5/2

3:45 pm-8:20 pm

1 stop20h 35m

$702

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Tue 12/9

6:35 am-6:07 pm

2 stops18h 32m

Boise Air Term. Gowen Fld

Mon 12/15

6:20 am-9:40 am

1 stop20h 20m

$727

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Mon 3/2

2:00 pm-8:23 pm

1 stop38h 23m

Portland

Tue 3/10

7:05 am-6:00 am

1 stop15h 55m

$737

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Tue 12/9

11:35 am-6:07 pm

1 stop13h 32m

Boise Air Term. Gowen Fld

Mon 12/15

2:49 pm-9:40 am

1 stop11h 51m

$738

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Sun 11/23

11:55 am-5:00 pm

1 stop13h 05m

Portland

Mon 12/1

2:45 pm-10:55 am

1 stop12h 10m

$741

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Mon 4/20

9:00 am-9:54 am

2 stops31h 54m

Boise Air Term. Gowen Fld

Mon 4/27

2:40 pm-12:20 pm

1 stop14h 40m

$751

LondonPortland

LGW - PDX

LGWPDX

London Gatwick

Tue 3/3

1:10 pm-8:33 pm

2 stops39h 23m

Portland

Wed 3/11

7:05 am-6:00 am

1 stop15h 55m

$759

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Wed 4/29

10:50 am-10:35 pm

2 stops18h 45m

Boise Air Term. Gowen Fld

Sun 5/3

2:11 pm-10:10 am

1 stop36h 59m

$760

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Wed 2/11

10:05 am-9:23 pm

1 stop18h 18m

Boise Air Term. Gowen Fld

Wed 2/18

6:25 am-9:40 am

1 stop20h 15m

$765

LondonBoise

LHR - BOI

LHRBOI

London Heathrow

Mon 2/9

10:25 am-10:57 pm

1 stop19h 32m

Boise Air Term. Gowen Fld

Tue 2/17

10:53 am-7:25 am

1 stop13h 32m

$765

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

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 November 13, 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 November 13, 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
11,050 reviews

Entertainment

6.9

Crew

8.0

Overall

7.2

Comfort

7.2

Boarding

7.5

Food

6.4

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.
American Airlines
7.2
Good
11,050 reviews
American Airlines
7.2
Good
11,050 reviews

Entertainment

6.9

Crew

8.0

Overall

7.2

Comfort

7.2

Boarding

7.5

Food

6.4

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.
British Airways
6.7
Okay
7,516 reviews
American Airlines
7.2
Good
11,050 reviews

Entertainment

6.9

Crew

8.0

Overall

7.2

Comfort

7.2

Boarding

7.5

Food

6.4

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.

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 13h 32m. Icelandair provides one of the quickest options available for as low as $738. 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?

    $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 Virgin Atlantic and Lufthansa, with prices starting from $533 and $539, 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 (59%), Alaska Airlines (59%) or Finnair (59%) 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 $690.

  • 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 November 13, 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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