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Cheap flights from Oregon to London Heathrow Airport from £232

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LHR
27 May — 3 Jun1
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 27 April 2026.

Fri 22/519:05
PDX
-
LHR
3 stops30h 30m
Multiple Airlines
Fri 29/510:20
LHR
-
PDX
2 stops33h 25m
Multiple Airlines
Deal found 22/4£593
Sun 8/1118:55
BOI
-
LHR
1 stop29h 30m
United Airlines
Wed 11/1106:50
LHR
-
BOI
2 stops23h 16m
United Airlines
Deal found 25/4£601
Fri 22/519:05
PDX
-
LHR
3 stops30h 30m
Multiple Airlines
Thu 28/517:00
LHR
-
PDX
2 stops32h 55m
Multiple Airlines
Deal found 22/4£603
Mon 16/1118:48
RDM
-
LHR
1 stop33h 12m
United Airlines
Thu 19/1109:00
LHR
-
RDM
2 stops21h 54m
United Airlines
Deal found 22/4£605
Fri 5/619:05
PDX
-
LHR
3 stops29h 50m
Multiple Airlines
Fri 12/612:10
LHR
-
PDX
3 stops31h 35m
Multiple Airlines
Deal found 22/4£610
Mon 7/1210:00
PDX
-
LHR
2 stops23h 40m
Scandinavian Airlines
Tue 19/106:40
LHR
-
PDX
2 stops22h 47m
Scandinavian Airlines
Deal found 23/4£611
Tue 2/610:10
PDX
-
LHR
3 stops27h 10m
Multiple Airlines
Wed 10/621:05
LHR
-
PDX
3 stops30h 05m
Multiple Airlines
Deal found 26/4£619
Mon 7/1222:05
PDX
-
LHR
1 stop13h 55m
Virgin Atlantic
Tue 19/111:45
LHR
-
PDX
1 stop31h 40m
Virgin Atlantic
Deal found 23/4£624
Mon 7/1207:38
PDX
-
LHR
1 stop15h 12m
Finnair
Fri 22/113:45
LHR
-
PDX
Nonstop10h 10m
Finnair
Deal found 23/4£629
Mon 7/1222:05
PDX
-
LHR
1 stop13h 55m
Virgin Atlantic
Fri 22/108:55
LHR
-
PDX
2 stops17h 48m
Virgin Atlantic
Deal found 23/4£630
Sun 6/912:25
MFR
-
LHR
1 stop19h 10m
KLM
Tue 6/1006:30
LHR
-
MFR
2 stops24h 42m
KLM
Deal found 23/4£647
Sun 6/906:20
RDM
-
LHR
1 stop25h 15m
Multiple Airlines
Tue 22/906:15
LHR
-
RDM
2 stops18h 24m
Multiple Airlines
Deal found 25/4£648

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 27 April 2026.

Round-trip from

£593

One-way from

£232

Popular in

July

Cheapest in

October

Average price

£534

Good round-trip deal

£845 or less

Good one-way deal

£538 or less
22/5-29/5
  • 22/5-29/5
  • 5 total stops
  • 63h 55m total
  • Oregon to London
Search Deals
5/10
  • 5/10
  • 2 total stops
  • 17h 30m total
  • Oregon to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£88 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 April 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 27 April 2026.
Use the filters below to find and compare flights from Oregon to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MedfordLondon

MFR - LHR

MFRLHR

Medford

Sun 6/9

12:25-15:35

1 stop19h 10m

London Heathrow

Tue 6/10

06:30-23:12

2 stops24h 42m

£647

RedmondLondon

RDM - LHR

RDMLHR

Bend/Redmond

Sun 6/9

06:20-15:35

1 stop25h 15m

London Heathrow

Tue 22/9

06:15-16:39

2 stops18h 24m

£648

PortlandLondon

PDX - LHR

PDXLHR

Portland

Tue 15/9

19:40-15:35

1 stop11h 55m

London Heathrow

Tue 22/9

06:30-11:10

1 stop12h 40m

£649

RedmondLondon

RDM - LHR

RDMLHR

Bend/Redmond

Sun 6/9

12:30-15:35

1 stop19h 05m

London Heathrow

Tue 22/9

06:30-23:32

2 stops25h 02m

£649

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 29/9

14:45-12:10

1 stop14h 25m

London Heathrow

Wed 7/10

11:45-23:52

2 stops19h 07m

£649

RedmondLondon

RDM - LHR

RDMLHR

Bend/Redmond

Tue 29/9

17:20-20:10

2 stops18h 50m

London Heathrow

Wed 14/10

09:55-22:46

2 stops20h 51m

£652

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Mon 19/10

13:43-12:05

2 stops15h 22m

London Heathrow

Wed 4/11

06:30-15:30

2 stops16h 00m

£652

MedfordLondon

MFR - LHR

MFRLHR

Medford

Sat 1/8

14:11-06:30

2 stops32h 19m

London Heathrow

Fri 11/9

08:40-22:41

2 stops22h 01m

£654

MedfordLondon

MFR - LHR

MFRLHR

Medford

Sun 6/9

06:05-18:30

2 stops28h 25m

London Heathrow

Tue 6/10

07:05-23:12

3 stops24h 07m

£654

PortlandLondon

PDX - LHR

PDXLHR

Portland

Tue 8/9

14:30-13:15

1 stop14h 45m

London Heathrow

Fri 25/9

06:30-15:58

2 stops17h 28m

£656

Flights are sorted by cheapest return flights first.

Deals found on 22/4

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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

How far ahead should I book a flight from Oregon to London Heathrow Airport?

The best time to book flights from Oregon to London Heathrow Airport is 39 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, June is the cheapest month in which you can book a flight from Oregon to London Heathrow Airport (average of £160). Flying from Oregon to London Heathrow Airport in January is currently the most expensive (average of £437). 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 27 April 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.

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 27 April 2026.

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

How much does it cost for a return flight from Oregon to London Heathrow Airport?

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?

    KLM, Delta, and United Airlines can get you from Oregon to London Heathrow Airport in just under 11h 55m. Your travel time can differ by up to 20h 24m. Airlines will cover a distance of 4896 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 (88%), Alaska Airlines (88%) or Aer Lingus (88%) 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 £696 for a flight from Oregon to London Heathrow Airport. The cheapest flight overall is £538 while the most popular route, (Portland - London Heathrow) is currently priced at £619.

  • 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, June is the cheapest month in which you can book a flight from Oregon to London Heathrow Airport (average of £160). Flying from Oregon to London Heathrow Airport in January is currently the most expensive (average of £437). 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
Wembley
Croydon
Northampton
Hounslow
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Swindon
Ipswich
Southend-on-Sea
Guildford

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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 2 airlines flying from Oregon to Heathrow

Discover the top 2 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 27 April 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£436Average£444FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£437Average£795FlexibilityNo cancel feeOn-time70%
Search British Airways 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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