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Cheap flights from Oregon to London Heathrow Airport from £208

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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LHR
3 Mar — 10 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Oregon to Heathrow

Enter your travel dates to find the best prices.

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 1 February 2026.

Sat 4/415:30
PDX
-
LHR
1 stop12h 25m
Icelandair
Fri 24/413:05
LHR
-
PDX
1 stop12h 55m
Icelandair
Deal found 30/1£437
Mon 2/309:50
PDX
-
LHR
1 stop18h 00m
Lufthansa
Wed 18/308:45
LHR
-
PDX
2 stops22h 50m
Lufthansa
Deal found 29/1£438
Mon 2/309:50
PDX
-
LHR
1 stop18h 00m
Lufthansa
Wed 11/308:45
LHR
-
PDX
2 stops22h 50m
Lufthansa
Deal found 31/1£439
Tue 31/315:30
PDX
-
LHR
1 stop12h 25m
Icelandair
Tue 7/421:25
LHR
-
PDX
1 stop28h 35m
Icelandair
Deal found 31/1£440
Mon 6/415:30
PDX
-
LHR
1 stop12h 25m
Icelandair
Mon 20/413:05
LHR
-
PDX
1 stop12h 55m
Icelandair
Deal found 30/1£443
Sun 1/309:50
PDX
-
LHR
1 stop18h 00m
Lufthansa
Thu 12/309:30
LHR
-
PDX
2 stops18h 40m
Lufthansa
Deal found 31/1£446
Mon 23/209:50
PDX
-
LHR
1 stop18h 00m
Multiple Airlines
Wed 11/309:00
LHR
-
PDX
2 stops20h 45m
Multiple Airlines
Deal found 31/1£447
Tue 28/415:15
PDX
-
LHR
1 stop14h 05m
Lufthansa
Tue 12/509:00
LHR
-
PDX
2 stops23h 33m
Lufthansa
Deal found 31/1£450
Tue 28/415:15
PDX
-
LHR
1 stop14h 05m
Lufthansa
Fri 8/506:30
LHR
-
PDX
2 stops20h 35m
Lufthansa
Deal found 30/1£451
Tue 1/910:10
PDX
-
LHR
2 stops15h 50m
Lufthansa
Tue 8/907:25
LHR
-
PDX
2 stops23h 39m
Lufthansa
Deal found 31/1£452
Tue 14/409:50
PDX
-
LHR
2 stops16h 10m
Multiple Airlines
Wed 6/506:30
LHR
-
PDX
2 stops20h 35m
Multiple Airlines
Deal found 31/1£453
Fri 27/206:55
MFR
-
LHR
1 stop19h 35m
KLM
Thu 12/320:25
LHR
-
MFR
2 stops27h 24m
KLM
Deal found 30/1£453

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 1 February 2026.

Round-trip from

£437

One-way from

£208

Popular in

June

Cheapest in

October

Average price

£546

Good round-trip deal

£1,334 or less

Good one-way deal

£3,109 or less
Icelandair
  • Icelandair
  • 4/4-24/4
  • 2 total stops
  • 25h 20m total
  • Oregon to London
Search Deals
4/5
  • 4/5
  • 2 total stops
  • 21h 50m total
  • Oregon to London
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£114 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
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

 
Customise 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 858,174 searches. Data last updated 1 February 2026.
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

MedfordLondon

MFR - LHR

MFRLHR

Medford

Fri 27/2

17:22-10:00

2 stops32h 38m

London Heathrow

Thu 12/3

06:30-16:35

2 stops17h 05m

£458

EugeneLondon

EUG - LHR

EUGLHR

Eugene

Tue 17/3

06:00-12:00

1 stop23h 00m

London Heathrow

Tue 24/3

06:35-12:15

2 stops36h 40m

£464

MedfordLondon

MFR - LHR

MFRLHR

Medford

Sat 28/2

06:55-10:30

1 stop19h 35m

London Heathrow

Sat 7/3

06:30-14:36

2 stops16h 06m

£464

RedmondLondon

RDM - LHR

RDMLHR

Bend/Redmond

Tue 17/3

06:00-07:25

1 stop18h 25m

London Heathrow

Tue 24/3

06:35-22:45

2 stops23h 10m

£464

MedfordLondon

MFR - LHR

MFRLHR

Medford

Mon 2/3

05:55-10:00

1 stop20h 05m

London Heathrow

Mon 9/3

20:25-16:49

2 stops27h 24m

£464

MedfordLondon

MFR - LHR

MFRLHR

Medford

Sun 1/3

06:55-10:30

1 stop19h 35m

London Heathrow

Thu 19/3

06:30-22:50

2 stops23h 20m

£464

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Fri 27/2

05:20-06:50

2 stops18h 30m

London Heathrow

Fri 6/3

06:30-18:22

2 stops18h 52m

£467

MedfordLondon

MFR - LHR

MFRLHR

Medford

Sat 28/2

05:55-09:05

2 stops19h 10m

London Heathrow

Sat 7/3

06:30-23:12

2 stops24h 42m

£467

MedfordLondon

MFR - LHR

MFRLHR

Medford

Sun 1/3

17:22-20:10

2 stops18h 48m

London Heathrow

Thu 19/3

06:30-22:50

2 stops23h 20m

£467

MedfordLondon

MFR - LHR

MFRLHR

Medford

Mon 2/3

05:55-07:05

2 stops17h 10m

London Heathrow

Mon 9/3

06:30-22:49

2 stops23h 19m

£467

Flights are sorted by cheapest return flights first.

Deals found on 31/1

Showing 1-10 of 60 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 return 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, December is the cheapest month in which you can book a flight from Oregon to London Heathrow Airport (average of £378). Flying from Oregon to London Heathrow Airport in June is currently the most expensive (average of £565). 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 1 February 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oregon to London Heathrow Airport as you normally would.

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?

    Delta, United Airlines, and KLM can get you from Oregon to London Heathrow Airport in just under 19h 35m. Your travel time can differ by up to 13h 03m. Airlines will cover a distance of 5089 mi. This flight may include one or multiple stops.

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

    Most travelers choose Portland - London Heathrow, Boise Air Term. Gowen Fld - London Heathrow or Bend/Redmond - London Heathrow when deciding on the best route from Oregon to London Heathrow Airport.

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

    No one likes to see their flight delayed. When booking a flight from Oregon to London Heathrow Airport consider choosing American Airlines (77%), Alaska Airlines (77%) or Aer Lingus (77%) as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay £2,230 for a flight from Oregon to London Heathrow Airport. The cheapest flight overall is £1,333 while the most popular route, (Portland - London Heathrow) is currently priced at £371.

  • 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 holiday 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, December is the cheapest month in which you can book a flight from Oregon to London Heathrow Airport (average of £378). Flying from Oregon to London Heathrow Airport in June is currently the most expensive (average of £565). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Luton
Northampton
Wembley
Gatwick
Slough
Ilford
Hounslow
Brentford
Hayes
Colchester
Watford
Guildford
Swindon
Bedford
Chelmsford
Eastbourne
Crawley
Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

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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 3 airlines flying from Oregon to Heathrow

Discover the top 3 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 858,174 searches. Data last updated 1 February 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£376Average£528FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IberiaCheapest£423Average£508FlexibilityNo cancel feeOn-time77%
Search Iberia flights
IcelandairCheapest£431Average£439FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Oregon to Heathrow?

Cheapflights helps you search for flights from Oregon to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Oregon to Heathrow?

Cheapflights simply makes it quick and affordable to book flights from Oregon to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Oregon to Heathrow with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Oregon to Heathrow, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Oregon to Heathrow become cheaper?

Of course! You can now track prices for flights from Oregon to Heathrow and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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