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Cheap flights from Oregon to London from £162

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 14/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LON
24 Mar — 31 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Oregon to London

Enter your travel dates to find the best prices.

Cheapest flights from Oregon to London
Explore the most affordable flight options available from Oregon to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 February 2026.

Thu 16/415:30
PDX
-
STN
2 stops25h 00m
Multiple Airlines
Tue 28/422:00
STN
-
PDX
3 stops43h 10m
Multiple Airlines
Deal found 18/2£447
Sat 10/1015:30
PDX
-
LHR
1 stop12h 25m
Icelandair
Tue 20/1021:25
LHR
-
PDX
1 stop28h 30m
Icelandair
Deal found 18/2£448
Tue 14/415:30
PDX
-
LHR
1 stop12h 25m
Icelandair
Wed 29/413:05
LHR
-
PDX
1 stop12h 55m
Icelandair
Deal found 19/2£449
Thu 23/415:30
PDX
-
LHR
1 stop12h 25m
Icelandair
Wed 13/513:05
LHR
-
PDX
1 stop12h 55m
Icelandair
Deal found 21/2£449
Thu 23/415:30
PDX
-
LHR
1 stop12h 25m
Icelandair
Thu 30/420:35
LHR
-
PDX
1 stop29h 25m
Icelandair
Deal found 21/2£450
Thu 23/415:30
PDX
-
LGW
1 stop15h 10m
Icelandair
Thu 14/515:40
LGW
-
PDX
1 stop34h 20m
Icelandair
Deal found 21/2£450
Thu 23/415:30
PDX
-
LHR
1 stop12h 25m
Icelandair
Tue 12/521:25
LHR
-
PDX
1 stop28h 35m
Icelandair
Deal found 21/2£451
Mon 20/415:30
PDX
-
LHR
1 stop12h 25m
Icelandair
Wed 29/413:05
LHR
-
PDX
1 stop12h 55m
Icelandair
Deal found 19/2£454
Sat 2/515:30
PDX
-
LHR
1 stop12h 25m
Icelandair
Wed 6/513:05
LHR
-
PDX
1 stop12h 55m
Icelandair
Deal found 19/2£455
Mon 6/415:30
PDX
-
LGW
1 stop15h 10m
Icelandair
Tue 14/415:40
LGW
-
PDX
1 stop34h 20m
Icelandair
Deal found 20/2£455
Sat 8/815:30
PDX
-
LGW
1 stop12h 15m
Icelandair
Thu 20/815:40
LGW
-
PDX
1 stop34h 15m
Icelandair
Deal found 19/2£455
Mon 4/515:30
PDX
-
LHR
1 stop12h 25m
Icelandair
Wed 13/513:05
LHR
-
PDX
1 stop12h 55m
Icelandair
Deal found 18/2£456

Find flight deals from Oregon to London

Keep the following information in mind while searching for Oregon to London flight deals. Data was last updated 22 February 2026.

Round-trip from

£447

One-way from

£162

Popular in

June

Cheapest in

October

Average price

£575

Good round-trip deal

£512 or less

Good one-way deal

£274 or less
16/4-28/4
  • 16/4-28/4
  • 5 total stops
  • 68h 10m total
  • Oregon to London
Search Deals
14/4
  • 14/4
  • 2 total stops
  • 24h 40m total
  • Oregon to London
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£109 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£15 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 (LON).
Search Deals
Price to beat on a one-way flight from Oregon to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Oregon to London 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 22 February 2026.
Use the filters below to find and compare flights from Oregon to London that are best for you.

Fly from

Oregon

Fly to

London

Route

Depart

Return

Price

EugeneLondon

EUG - LHR

EUGLHR

Eugene

Tue 28/4

14:00-11:10

1 stop13h 10m

London Heathrow

Tue 12/5

10:50-22:59

2 stops20h 09m

£473

RedmondLondon

RDM - LHR

RDMLHR

Bend/Redmond

Sun 12/4

05:00-10:00

2 stops21h 00m

London Heathrow

Tue 28/4

06:55-18:05

2 stops19h 10m

£476

EugeneLondon

EUG - LHR

EUGLHR

Eugene

Wed 29/4

11:09-15:35

1 stop20h 26m

London Heathrow

Wed 13/5

06:30-17:03

2 stops18h 33m

£481

RedmondLondon

RDM - LHR

RDMLHR

Bend/Redmond

Wed 22/4

11:35-15:35

1 stop20h 00m

London Heathrow

Wed 6/5

06:30-23:06

2 stops24h 36m

£481

EugeneLondon

EUG - LHR

EUGLHR

Eugene

Wed 29/4

14:00-11:10

1 stop13h 10m

London Heathrow

Wed 13/5

06:55-18:32

2 stops19h 37m

£481

PortlandLondon

PDX - STN

PDXSTN

Portland

Mon 6/4

15:30-23:20

2 stops23h 50m

London Stansted

Fri 10/4

06:35-18:00

2 stops19h 25m

£484

EugeneLondon

EUG - LHR

EUGLHR

Eugene

Wed 29/4

12:28-13:15

2 stops16h 47m

London Heathrow

Wed 13/5

11:45-23:50

2 stops20h 05m

£484

RedmondLondon

RDM - LHR

RDMLHR

Bend/Redmond

Sun 12/4

06:19-15:35

1 stop25h 16m

London Heathrow

Tue 28/4

11:40-17:01

1 stop13h 21m

£495

PortlandLondon

PDX - LHR

PDXLHR

Portland

Tue 28/4

07:00-10:20

1 stop19h 20m

London Heathrow

Mon 4/5

11:45-11:10

1 stop31h 25m

£495

PortlandLondon

PDX - LHR

PDXLHR

Portland

Wed 15/4

07:00-06:20

1 stop15h 20m

London Heathrow

Thu 30/4

11:45-11:10

1 stop31h 25m

£495

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Showing 1-10 of 60 results
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Best time to book a flight from Oregon to London

Have a flexible travel schedule? Discover the best time to fly to London 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

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

Currently, March is the cheapest month in which you can book a flight from Oregon to London (average of £363). Flying from Oregon to London in June is currently the most expensive (average of £515). 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 LON?

Find hourly flight availability from Oregon to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 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 as you normally would.

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

Related info for your journey

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

    For as low as £473, United Airlines can have you in London from Oregon in 13h 10m. Airlines will cover a distance of 4998 mi. This flight may include one or multiple stops.

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

    The most popular route from Oregon to London is Portland - London Heathrow. You may also consider Portland - London Gatwick or Portland - London Stansted.

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

    Before booking your flight to London from Oregon, check out the most reliable airlines to get you to your destination on time: American Airlines (82%), Alaska Airlines (82%), Aer Lingus( 82%).

  • What are the cheapest flights from Oregon to London?

    While on average a flight from Oregon to London is generally £1,345, our data shows the cheapest flight currently is £188. When looking at the most popular route, (Portland - London Heathrow), you can expect to pay £381 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Oregon to London 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?

    Currently, March is the cheapest month in which you can book a flight from Oregon to London (average of £363). Flying from Oregon to London in June is currently the most expensive (average of £515). 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 Oregon to London

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 London

Discover the top 2 airlines that operate flights from Oregon to London. 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 22 February 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£382Average£536FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IcelandairCheapest£437Average£446FlexibilityNo 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 London?

Cheapflights helps you search for flights from Oregon to London 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 London?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London from Oregon.

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

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

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

Not ready to book yet? You can track prices for flights from Oregon to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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