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Cheap flights from Oregon to London from £301

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 15/6. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LON
5 May — 12 May1
1 adult

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 30 April 2025.

Round-trip from

£488

One-way from

£301

Popular in

June

Cheapest in

November

Average price

£513

Good round-trip deal

£509 or less

Good one-way deal

£356 or less
SWISS
  • SWISS
  • 13/10-22/10
  • 3 total stops
  • 32h 01m total
  • Oregon to London
15/6
  • 15/6
  • 3 total stops
  • 53h 19m total
  • Oregon to London
Highest demand for flights based on searches. 22% potential increase in price (£135 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).
Average for round-trip flights in April 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

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 30 April 2025.

Sun 30/1118:30PDX - LHR
Nonstop9h 40mBritish Airways
Wed 10/1214:20LHR - PDX
Nonstop10h 15mBritish Airways
Deal found 30/4£486
Mon 13/1015:25PDX - LHR
1 stop13h 55mMultiple Airlines
Wed 22/1008:40LHR - PDX
2 stops18h 06mMultiple Airlines
Deal found 28/4£488
Sun 10/810:23PDX - LHR
1 stop12h 57mAmerican Airlines
Fri 29/815:40LHR - PDX
Nonstop9h 55mAmerican Airlines
Deal found 29/4£494
Tue 28/1015:45PDX - LGW
1 stop12h 10mIcelandair
Wed 5/1111:55LGW - PDX
1 stop13h 05mIcelandair
Deal found 29/4£495
Sun 10/819:25PDX - LHR
Nonstop9h 35mIberia
Fri 29/815:40LHR - PDX
Nonstop9h 55mIberia
Deal found 29/4£496
Wed 8/1007:00PDX - LHR
2 stops17h 35mUnited Airlines
Wed 29/1007:30LHR - PDX
2 stops17h 08mUnited Airlines
Deal found 30/4£497
Wed 7/515:20PDX - LHR
1 stop21h 00mIcelandair
Mon 12/521:25LHR - PDX
1 stop28h 30mIcelandair
Deal found 29/4£500
Thu 2/1007:00PDX - LHR
1 stop18h 15mDelta
Tue 14/1011:30LHR - PDX
2 stops20h 21mDelta
Deal found 29/4£506
Tue 30/910:00PDX - LHR
2 stops17h 50mAir Canada
Tue 14/1006:00LHR - PDX
2 stops20h 46mAir Canada
Deal found 29/4£510
Wed 27/807:40PDX - LCY
2 stops22h 00mBritish Airways
Tue 9/917:05LCY - PDX
2 stops33h 28mBritish Airways
Deal found 30/4£513
Wed 17/905:55PDX - LGW
2 stops18h 15mAmerican Airlines
Thu 25/910:40LGW - PDX
2 stops20h 03mAmerican Airlines
Deal found 30/4£517
Mon 1/1210:10PDX - LHR
2 stops15h 10mLufthansa
Thu 11/1208:45LHR - PDX
2 stops23h 34mLufthansa
Deal found 30/4£521

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 30 April 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

Mon 13/10

15:25-13:20

1 stop13h 55m

London Heathrow

Wed 22/10

08:40-18:46

2 stops18h 06m

£488

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 17/8

19:25-13:00

Nonstop9h 35m

London Heathrow

Sun 31/8

15:10-23:07

1 stop15h 57m

£489

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 10/8

10:23-07:20

1 stop12h 57m

London Heathrow

Fri 29/8

15:40-17:35

Nonstop9h 55m

£494

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sun 10/8

19:25-13:00

Nonstop9h 35m

London Heathrow

Fri 29/8

15:40-17:35

Nonstop9h 55m

£496

PortlandLondon

PDX - LHR

PDXLHR

Portland

Wed 27/8

15:20-20:20

1 stop21h 00m

London Heathrow

Tue 9/9

13:05-17:55

1 stop12h 50m

£498

PortlandLondon

PDX - LGW

PDXLGW

Portland

Wed 1/10

15:20-14:40

1 stop15h 20m

London Gatwick

Tue 14/10

15:40-17:55

1 stop34h 15m

£506

PortlandLondon

PDX - LHR

PDXLHR

Portland

Thu 2/10

09:10-11:20

1 stop18h 10m

London Heathrow

Tue 14/10

09:00-20:49

2 stops19h 49m

£506

PortlandLondon

PDX - LHR

PDXLHR

Portland

Sat 20/9

22:50-06:30

2 stops23h 40m

London Heathrow

Wed 1/10

06:30-22:56

2 stops24h 26m

£508

PortlandLondon

PDX - LHR

PDXLHR

Portland

Tue 30/9

10:00-11:50

2 stops17h 50m

London Heathrow

Tue 14/10

06:00-18:46

2 stops20h 46m

£510

PortlandLondon

PDX - LGW

PDXLGW

Portland

Wed 17/9

05:55-08:10

2 stops18h 15m

London Gatwick

Thu 25/9

10:40-22:43

2 stops20h 03m

£517

Flights are sorted by cheapest return flights first.

Deals found on 29/4

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, January is the cheapest month in which you can book a flight from Oregon to London (average of £112). Flying from Oregon to London in August is currently the most expensive (average of £164). 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 30 April 2025.

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.

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 30 April 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).

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 30 April 2025.
See what other customers who have flown with Delta, KLM and Finnair from Oregon to London have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very Good

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.
  • 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 £301 on Icelandair. Other airlines that offer cheap prices include Iberia from £304 and Delta from £308 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 £1,391, our data shows the cheapest flight currently is £333. When looking at the most popular route, (Portland - London Heathrow), you can expect to pay £443 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, January is the cheapest month in which you can book a flight from Oregon to London (average of £112). Flying from Oregon to London in August is currently the most expensive (average of £164). 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 Oregon?

Book flights to Oregon if you plan to visit one of these locations
Deal
Hounslow
Milton Keynes
Gatwick
Luton
Slough
Croydon
Eastbourne
Southend-on-Sea
Ilford
Crawley
Hayes
Ipswich
Watford
Wembley
Folkestone
Maidstone
Winchester
Dartford
Guildford

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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 5 airlines flying from Oregon to London

Discover the top 5 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 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£438Average£2,414FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Virgin AtlanticCheapest£439Average£504FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
IberiaCheapest£454Average£519FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£513Average£764FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£559Average£686FlexibilityNo cancel feeOn-time71%
Search American Airlines 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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