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Heathrow

$275+ 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LHR
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Oregon to Heathrow

Keep the following information in mind while searching for Oregon to Heathrow flight deals. Data was last updated July 31, 2025.

Round-trip from

$577
(oojo)

One-way from

$275
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$1,073

Good round-trip deal

$673 or less

Good one-way deal

$468 or less
From Oregon to London Heathrow
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One-way flight from Oregon to London Heathrow
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Highest demand for flights based on searches. 22% potential increase in price ($234 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Oregon to London Heathrow.
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Price to beat on a one-way flight from Oregon to London Heathrow.
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Find 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 July 31, 2025.

This oojo deal was found by Cheapflights users on 7/31. 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.
Mon 9/83:20 pmPDX - LHR
1 stop21h 00mIcelandair
Mon 9/229:25 pmLHR - PDX
1 stop28h 30mIcelandair
Deal found 7/31$577
This Booking.com deal was found by Cheapflights users on 7/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/309:50 amPDX - LHR
2 stops17h 20mMultiple Airlines
Fri 11/77:40 amLHR - PDX
2 stops18h 50mMultiple Airlines
Deal found 7/29$580
This Cheapflightsfares deal was found by Cheapflights users on 7/29. 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.
Thu 8/217:25 pmPDX - LHR
Nonstop9h 35mBritish Airways
Thu 8/283:40 pmLHR - PDX
Nonstop9h 55mBritish Airways
Deal found 7/29$583
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Sun 10/1211:59 pmPDX - LHR
2 stops25h 36mUnited Airlines
Mon 10/2711:30 amLHR - PDX
2 stops44h 15mUnited Airlines
Deal found 7/31$584
This Lufthansa deal was found by Cheapflights users on 7/30. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/269:50 amPDX - LHR
2 stops17h 20mLufthansa
Thu 11/137:40 amLHR - PDX
2 stops25h 05mLufthansa
Deal found 7/30$586
This Air Canada deal was found by Cheapflights users on 7/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/179:55 amPDX - LHR
1 stop19h 25mAir Canada
Fri 10/245:40 pmLHR - PDX
2 stops29h 50mAir Canada
Deal found 7/29$588
This KLM deal was found by Cheapflights users on 7/31. 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.
Fri 9/191:20 pmPDX - LHR
1 stop12h 30mKLM
Fri 9/266:30 amLHR - PDX
1 stop12h 35mKLM
Deal found 7/31$592
This Finnair deal was found by Cheapflights users on 7/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:45 pmPDX - LHR
Nonstop9h 35mFinnair
Sun 11/21:45 pmLHR - PDX
Nonstop10h 10mFinnair
Deal found 7/30$594
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/214:58 pmPDX - LHR
1 stop12h 12mDelta
Wed 8/279:00 amLHR - PDX
2 stops19h 59mDelta
Deal found 7/29$602
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/77:25 pmPDX - LHR
Nonstop9h 35mAmerican Airlines
Sun 10/1211:40 amLHR - PDX
1 stop16h 50mAmerican Airlines
Deal found 7/30$604
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Mon 11/1710:40 amBOI - LHR
2 stops42h 10mAir Canada
Tue 12/92:30 pmLHR - BOI
2 stops40h 14mAir Canada
Deal found 7/30$606
This Iberia deal was found by Cheapflights users on 7/30. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/139:59 amPDX - LHR
1 stop15h 01mIberia
Mon 8/253:10 pmLHR - PDX
1 stop15h 49mIberia
Deal found 7/30$609

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 July 31, 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

PortlandLondon

PDX - LHR

PDXLHR

Portland

Mon 9/8

3:20 pm-8:20 pm

1 stop21h 00m

London Heathrow

Mon 9/22

9:25 pm-5:55 pm

1 stop28h 30m

$577

PortlandLondon

PDX - LHR

PDXLHR

Portland

Thu 10/30

9:50 am-10:10 am

2 stops17h 20m

London Heathrow

Fri 11/7

7:40 am-6:30 pm

2 stops18h 50m

$580

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 10/12

7:25 pm-1:00 pm

Nonstop9h 35m

London Heathrow

Mon 10/27

8:20 am-5:05 pm

1 stop15h 45m

$582

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 10/12

11:59 pm-9:35 am

2 stops25h 36m

London Heathrow

Mon 10/27

11:30 am-12:45 am

2 stops44h 15m

$584

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 10/26

9:50 am-10:10 am

2 stops17h 20m

London Heathrow

Wed 11/12

6:35 am-12:45 am

2 stops26h 10m

$586

PortlandLondon

PDX - LHR

PDXLHR

Portland

Fri 10/17

9:55 am-1:20 pm

1 stop19h 25m

London Heathrow

Fri 10/24

5:40 pm-3:30 pm

2 stops29h 50m

$588

PortlandLondon

PDX - LHR

PDXLHR

Portland

Fri 9/19

1:20 pm-9:50 am

1 stop12h 30m

London Heathrow

Fri 9/26

6:30 am-11:05 am

1 stop12h 35m

$592

PortlandLondon

PDX - LHR

PDXLHR

Portland

Wed 10/29

6:45 pm-11:20 am

Nonstop9h 35m

London Heathrow

Sun 11/2

1:45 pm-3:55 pm

Nonstop10h 10m

$594

PortlandLondon

PDX - LHR

PDXLHR

Portland

Thu 8/21

4:58 pm-1:10 pm

1 stop12h 12m

London Heathrow

Wed 8/27

9:00 am-8:59 pm

2 stops19h 59m

$602

PortlandLondon

PDX - LHR

PDXLHR

Portland

Tue 10/7

7:25 pm-1:00 pm

Nonstop9h 35m

London Heathrow

Sun 10/12

11:40 am-8:30 pm

1 stop16h 50m

$604

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 46 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, November is the cheapest month in which you can book a flight from Oregon to London Heathrow Airport (average of $661). Flying from Oregon to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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 July 31, 2025.

When flying from Oregon to London Heathrow Airport, 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 Oregon to London Heathrow Airport

Explore weekly flight availability from Oregon to Heathrow. 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 31, 2025.

The most flights from USOR to LHR are scheduled on a Wednesday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated July 31, 2025.
Get a feel of what it's like to fly with Delta, KLM, and Finnair from Oregon to London Heathrow Airport by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,316 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
655 reviews
Delta
8.0
Very good
7,981 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as $308. However, be on the lookout for offers from Icelandair and Air Canada, 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 Eugene - 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 (80%), Alaska Airlines (80%) and Aer Lingus (80%).

  • 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 $2,253, our data indicates the cheapest price to be $361. The most popular route (Portland - London Heathrow), is priced around $496.

  • 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, November is the cheapest month in which you can book a flight from Oregon to London Heathrow Airport (average of $661). Flying from Oregon to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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
Hounslow
Hayes
Thornton Heath
Harrow
Canterbury
Dover
Stratford-upon-Avon
Orpington
Watford
Northampton
Gatwick
Borehamwood
Dartford
Broadway
Aylesbury
Chelmsford
Folkestone
Southend-on-Sea
Chichester
Swindon

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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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O'Hare Intl to Gatwick flights
Boston to London City flights
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O'Hare Intl to London City flights
Dulles Intl to London City flights
Seattle to Gatwick flights
Los Angeles to London City flights
Baltimore to Gatwick flights
San Francisco to Gatwick flights
LaGuardia to Stansted flights
Reagan-National to Gatwick flights
George Bush Intcntl to Heathrow flights
San Francisco to London City flights
Dallas/Fort Worth to Gatwick flights
Los Angeles to Gatwick flights
Orlando to Gatwick flights
Seattle to London City flights
Minneapolis to Heathrow flights
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Midway to Heathrow flights
Charlotte to Heathrow flights
Detroit to Heathrow flights

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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$491Average$694FlexibilityNo cancel feeOn-time76%
KLMCheapest$561Average$728FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$580Average$824FlexibilityNo cancel feeOn-time67%
IberiaCheapest$581Average$777FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$599Average$937FlexibilityNo cancel feeOn-time72%
DeltaCheapest$600Average$994FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$611Average$856FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$625Average$1,183FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$625Average$975FlexibilityNo cancel feeOn-time69%
FinnairCheapest$633Average$803FlexibilityNo cancel feeOn-time76%

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