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$251+ Cheap flights from Oregon to Heathrow (LHR)

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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LHR
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Oregon to Heathrow

Cheapest flights from Oregon to Heathrow
Explore the most affordable flight options available from Oregon to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/14. 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.
Wed 12/319:50 amPDX - LHR
1 stop18h 00mLufthansa
Fri 1/236:35 amLHR - PDX
2 stops19h 55mLufthansa
Deal found 12/14$668
This Cheapflightsfares deal was found by Cheapflights users on 12/14. 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.
Wed 12/319:50 amPDX - LHR
1 stop18h 00mLufthansa
Wed 1/216:35 amLHR - PDX
2 stops19h 35mLufthansa
Deal found 12/14$677
This Cheapflightsfares deal was found by Cheapflights users on 12/14. 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.
Wed 12/319:50 amPDX - LHR
2 stops16h 20mLufthansa
Wed 1/289:30 amLHR - PDX
2 stops21h 14mLufthansa
Deal found 12/14$687
This CrystalTravel deal was found by Cheapflights users on 12/14. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:10 amPDX - LHR
1 stop14h 45mBrussels Airlines
Wed 1/2810:25 amLHR - PDX
1 stop16h 31mBrussels Airlines
Deal found 12/14$703
This KLM deal was found by Cheapflights users on 12/14. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:45 pmPDX - LHR
1 stop12h 15mKLM
Wed 1/216:30 amLHR - PDX
1 stop12h 55mKLM
Deal found 12/14$711
This Cheapflightsfares deal was found by Cheapflights users on 12/14. 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.
Wed 12/3111:53 amPDX - LHR
1 stop15h 47mBritish Airways
Fri 1/231:45 pmLHR - PDX
Nonstop10h 10mBritish Airways
Deal found 12/14$722
This Cheapflightsfares deal was found by Cheapflights users on 12/15. 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.
Tue 12/3012:54 pmPDX - LHR
1 stop12h 46mLufthansa
Sun 2/811:10 amLHR - PDX
2 stops21h 29mLufthansa
Deal found 12/15$727
This KLM deal was found by Cheapflights users on 12/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3010:03 amPDX - LHR
1 stop15h 57mKLM
Sun 2/86:30 amLHR - PDX
1 stop12h 55mKLM
Deal found 12/15$761
This Gotogate deal was found by Cheapflights users on 12/14. 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 12/297:00 pmPDX - LHR
2 stops28h 10mMultiple Airlines
Sat 1/103:00 pmLHR - PDX
2 stops26h 15mMultiple Airlines
Deal found 12/14$766
This Cheapflightsfares deal was found by Cheapflights users on 12/14. 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.
Wed 12/315:45 pmPDX - LHR
Nonstop9h 35mBritish Airways
Wed 1/211:45 pmLHR - PDX
Nonstop10h 10mBritish Airways
Deal found 12/14$767
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/318:20 amBOI - LHR
1 stop14h 35mUnited Airlines
Thu 1/86:00 pmLHR - BOI
2 stops34h 52mUnited Airlines
Deal found 12/15$824
This Virgin Atlantic deal was found by Cheapflights users on 12/15. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:30 amBOI - LHR
1 stop18h 35mVirgin Atlantic
Thu 1/810:45 amLHR - BOI
1 stop19h 27mVirgin Atlantic
Deal found 12/15$841

Find flight deals from Oregon to Heathrow

Keep the following information in mind while searching for Oregon to Heathrow flight deals. Data was last updated December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$607
(Cheapflightsfares)

One-way from

$251
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$921

Good round-trip deal

$639 or less

Good one-way deal

$479 or less
Provider with most accurate pricing for Portland-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-London (LON) flights.
Search Deals
From Oregon to London Heathrow
Search Deals
One-way flight from Oregon to London Heathrow
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($243 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Oregon to London Heathrow.
Search Deals
Price to beat on a one-way flight from Oregon to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon to Heathrow 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 December 15, 2025.
Use the filters below to find and compare flights from Oregon to London Heathrow Airport that are best for you.

Fly from

Oregon

Fly to

Heathrow

Route

Depart

Return

Price

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 2/17

2:40 pm-9:40 am

1 stop12h 00m

London Heathrow

Tue 2/24

7:30 am-9:32 pm

2 stops21h 02m

$607

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 2/17

7:11 am-1:30 pm

1 stop23h 19m

London Heathrow

Thu 2/26

11:10 am-11:48 pm

2 stops19h 38m

$619

RedmondLondon

RDM - LHR

RDMLHR

Bend/Redmond

Mon 1/19

7:00 am-10:55 am

2 stops19h 55m

London Heathrow

Mon 2/2

6:30 am-4:31 pm

2 stops18h 01m

$620

RedmondLondon

RDM - LHR

RDMLHR

Bend/Redmond

Wed 1/21

5:50 am-7:05 am

2 stops17h 15m

London Heathrow

Mon 2/2

5:50 pm-4:31 pm

2 stops30h 41m

$620

RedmondLondon

RDM - LHR

RDMLHR

Bend/Redmond

Fri 1/16

11:35 am-10:00 am

2 stops14h 25m

London Heathrow

Mon 2/2

6:30 am-4:31 pm

2 stops18h 01m

$620

North BendLondon

OTH - LHR

OTHLHR

North Bend

Fri 1/30

1:50 pm-12:00 pm

1 stop14h 10m

London Heathrow

Tue 2/3

11:10 am-1:03 pm

2 stops33h 53m

$628

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Sat 2/7

9:15 am-10:30 am

1 stop18h 15m

London Heathrow

Sun 2/15

6:30 am-6:22 pm

2 stops18h 52m

$629

EugeneLondon

EUG - LHR

EUGLHR

Eugene

Thu 1/29

1:10 pm-9:40 am

1 stop12h 30m

London Heathrow

Thu 2/5

11:10 am-11:09 pm

2 stops19h 59m

$629

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 1/13

8:15 am-11:15 am

1 stop20h 00m

London Heathrow

Tue 1/27

6:35 am-7:45 pm

2 stops20h 10m

$629

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 2/17

6:25 am-9:40 am

1 stop20h 15m

London Heathrow

Fri 2/27

11:10 am-10:12 am

2 stops30h 02m

$629

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 43 results
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Best time to book a flight from Oregon to Heathrow

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

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

Currently, October is the cheapest month in which you can book a flight from Oregon to London Heathrow Airport (average of $525). Flying from Oregon to London Heathrow Airport in June is currently the most expensive (average of $774). 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 OR to LHR?

Find hourly flight availability from Oregon to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 22% on flights from Oregon to London Heathrow Airport by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Oregon to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Oregon to Heathrow. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Oregon to London Heathrow Airport flight should consider departing on Monday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

    Departing from Oregon to London Heathrow Airport will take you 12h. The distance from Oregon to London Heathrow Airport is about 4829 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airline one-way is Icelandair, with whom users have recently found tickets for as low as $206. However, be on the lookout for offers from Virgin Atlantic and Iberia, as they are both options that can get you from Oregon to London Heathrow Airport for a low price.

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

    When deciding which route to take from Oregon to London Heathrow Airport consider Portland - London Heathrow, Boise Air Term. Gowen Fld - London Heathrow or Bend/Redmond - London Heathrow as they are the most popular.

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

    The top 3 most reliable airlines when flying from Oregon to London Heathrow Airport are American Airlines (76%), Alaska Airlines (76%) and Finnair (76%).

  • What are the cheapest flights from Oregon to London Heathrow Airport?

    Looking for the cheapest flight from Oregon to London Heathrow Airport? While on average our users pay $1,529, our data indicates the cheapest price to be $304. The most popular route (Portland - London Heathrow), is priced around $477.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Oregon to London Heathrow Airport (average of $525). Flying from Oregon to London Heathrow Airport in June is currently the most expensive (average of $774). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Orpington
Northampton
Watford
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Wembley

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Alternative routes for Oregon to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Oregon to Heathrow

Discover the top 10 airlines that operate flights from Oregon to Heathrow. 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$495Average$679FlexibilityNo cancel feeOn-time76%
DeltaCheapest$552Average$1,020FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$558Average$923FlexibilityNo cancel feeOn-time72%
KLMCheapest$561Average$659FlexibilityNo cancel feeOn-time75%
IberiaCheapest$577Average$793FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$591Average$846FlexibilityNo cancel feeOn-time70%
Alaska AirlinesCheapest$600Average$1,408FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$619Average$1,027FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$633Average$1,337FlexibilityNo cancel feeOn-time71%
FinnairCheapest$641Average$978FlexibilityNo cancel feeOn-time76%

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