Cheap flights from Oregon to London from £181

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 17/11. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LON
13 Nov — 20 Nov1
1 adult
1 adult, Economy

Cheap flight deals from Oregon to London

Keep the following information in mind while searching for Oregon to London flight deals. Data was last updated 14 October 2025.

Round-trip from

£423

One-way from

£181

Popular in

June

Cheapest in

October

Average price

£492

Good round-trip deal

£519 or less

Good one-way deal

£3,192 or less
British Airways
  • British Airways
  • 3/11-19/11
  • Nonstop
  • 19h 45m total
  • Oregon to London
17/11
  • 17/11
  • 2 total stops
  • 44h 09m total
  • Oregon to London
Highest demand for flights based on searches. 22% potential increase in price (£133 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£21 potential savings vs. average return price).
Average for round-trip flights in October 2025
Price to beat on a round-trip flight from Oregon to London (LON).
Price to beat on a one-way flight from Oregon to London (LON).

Find 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 14 October 2025.

Sun 9/1113:25PDX - LHR
1 stop13h 20mVirgin Atlantic
Thu 20/1120:25LHR - PDX
1 stop23h 00mVirgin Atlantic
Deal found 11/10£419
Mon 3/1117:45PDX - LHR
Nonstop9h 35mBritish Airways
Wed 19/1113:45LHR - PDX
Nonstop10h 10mBritish Airways
Deal found 13/10£423
Thu 4/1214:45PDX - LHR
2 stops19h 05mMultiple Airlines
Mon 8/1207:50LHR - PDX
2 stops17h 10mMultiple Airlines
Deal found 12/10£424
Thu 27/1114:45PDX - LHR
1 stop20h 45mIcelandair
Sun 14/1212:15LHR - PDX
1 stop12h 45mIcelandair
Deal found 11/10£427
Wed 12/1115:15PDX - LHR
1 stop12h 35mMultiple Airlines
Tue 18/1106:35LHR - PDX
2 stops19h 55mMultiple Airlines
Deal found 12/10£430
Thu 6/1114:45PDX - LGW
2 stops21h 45mMultiple Airlines
Mon 10/1107:55LGW - PDX
2 stops17h 05mMultiple Airlines
Deal found 13/10£430
Wed 26/1112:55PDX - LHR
1 stop12h 45mLufthansa
Wed 3/1206:30LHR - PDX
2 stops20h 00mLufthansa
Deal found 12/10£433
Wed 12/1117:45PDX - LHR
Nonstop9h 35mBritish Airways
Wed 19/1113:45LHR - PDX
Nonstop10h 10mBritish Airways
Deal found 11/10£434
Mon 3/1109:58PDX - LHR
1 stop16h 02mDelta
Wed 19/1106:30LHR - PDX
1 stop12h 55mDelta
Deal found 13/10£435
Wed 22/1006:00PDX - LHR
1 stop17h 15mVirgin Atlantic
Tue 28/1020:25LHR - PDX
1 stop23h 00mVirgin Atlantic
Deal found 13/10£437
Mon 10/1117:45PDX - LHR
Nonstop9h 35mBritish Airways
Wed 19/1113:45LHR - PDX
Nonstop10h 10mBritish Airways
Deal found 12/10£439
Wed 22/1013:39BOI - LHR
1 stop16h 51mDelta
Wed 29/1006:20LHR - BOI
2 stops18h 31mDelta
Deal found 13/10£444

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 14 October 2025.
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

PortlandLondon

PDX - LHR

PDXLHR

Portland

Wed 18/3

18:45-11:20

Nonstop9h 35m

London Heathrow

Wed 25/3

13:45-16:55

Nonstop10h 10m

£427

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 17/2

13:43-11:40

1 stop14h 57m

London Heathrow

Thu 26/2

14:45-22:05

1 stop14h 20m

£427

PortlandLondon

PDX - LHR

PDXLHR

Portland

Mon 3/11

09:58-10:00

1 stop16h 02m

London Heathrow

Wed 19/11

06:30-11:25

1 stop12h 55m

£435

PortlandLondon

PDX - LHR

PDXLHR

Portland

Thu 1/1

14:47-15:30

1 stop16h 43m

London Heathrow

Sun 25/1

10:05-22:36

1 stop20h 31m

£435

PortlandLondon

PDX - LHR

PDXLHR

Portland

Wed 29/10

13:30-10:30

1 stop14h 00m

London Heathrow

Wed 5/11

06:30-11:25

1 stop12h 55m

£437

PortlandLondon

PDX - LHR

PDXLHR

Portland

Wed 12/11

06:10-06:25

1 stop16h 15m

London Heathrow

Tue 18/11

20:25-11:25

1 stop23h 00m

£437

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 17/2

13:43-11:40

1 stop14h 57m

London Heathrow

Thu 26/2

06:20-16:26

2 stops17h 06m

£444

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 9/11

05:30-10:30

1 stop21h 00m

London Heathrow

Wed 19/11

06:20-22:41

2 stops24h 21m

£444

PortlandLondon

PDX - LHR

PDXLHR

Portland

Mon 3/11

00:40-07:05

1 stop22h 25m

London Heathrow

Fri 21/11

06:20-22:41

2 stops24h 21m

£444

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 4/11

11:12-10:00

1 stop15h 48m

London Heathrow

Tue 11/11

06:20-16:05

2 stops16h 45m

£444

Flights are sorted by cheapest return flights first.

Deals found on 12/10

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, October is the cheapest month in which you can book a flight from Oregon to London (average of £394). Flying from Oregon to London in June is currently the most expensive (average of £580). 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 14 October 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 33% on flights from Oregon to London by exploring options for tickets in the evening.

Weekly flight availability from Oregon to London

Explore weekly flight availability from Oregon to London. 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 14 October 2025.

The most flights from USOR to LON 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?

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 £427, Alaska Airlines can have you in London from Oregon in 9h 35m. Airlines will cover a distance of 4896 mi. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as £298 on Lufthansa. Other airlines that offer cheap prices include United Airlines from £299 and American Airlines from £332 one-way.

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

  • 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 (78%), Alaska Airlines (78%), Aer Lingus( 78%).

  • What are the cheapest flights from Oregon to London?

    While on average a flight from Oregon to London is generally £1,704, our data shows the cheapest flight currently is £409. When looking at the most popular route, (Portland - London Heathrow), you can expect to pay £357 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, October is the cheapest month in which you can book a flight from Oregon to London (average of £394). Flying from Oregon to London in June is currently the most expensive (average of £580). 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.

Top 4 airlines flying from Oregon to London

Discover the top 4 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 14 October 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£386Average£542FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IcelandairCheapest£442Average£450FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
IberiaCheapest£457Average£521FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Virgin AtlanticCheapest£494Average£625FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Fly with Cheapflights

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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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