London

$276+ Cheap flights from Oregon to London (LON)

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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LON
ago. 4 — ago. 111
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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 julio 30, 2025.

Round-trip from

$580
(Cheapflightsfares)

One-way from

$276
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$1,073

Good round-trip deal

$673 or less

Good one-way deal

$468 or less
From Oregon to London (LON)
One-way flight from Oregon to London (LON)
Highest demand for flights based on searches. 22% potential increase in price ($234 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Average for round-trip flights in July 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 julio 30, 2025.

This Booking.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/169:50 amPDX - LHR
2 stops16h 20mMultiple Airlines
dom. 11/237:40 amLHR - PDX
2 stops18h 50mMultiple Airlines
Deal found 7/29$580
This oojo deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/263:20 pmPDX - LGW
1 stop15h 20mIcelandair
mar. 10/73:40 pmLGW - PDX
1 stop34h 15mIcelandair
Deal found 7/29$580
This Ovago deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/412:59 amPDX - LHR
1 stop21h 26mBritish Airways
mar. 8/128:20 amLHR - PDX
1 stop16h 28mBritish Airways
Deal found 7/28$581
This United Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/185:00 amPDX - LHR
1 stop23h 20mUnited Airlines
lun. 8/258:30 amLHR - PDX
2 stops42h 01mUnited Airlines
Deal found 7/28$588
This Cheapflightsfares deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/213:20 pmPDX - LHR
1 stop21h 00mIcelandair
mié. 8/271:05 pmLHR - PDX
1 stop12h 50mIcelandair
Deal found 7/30$589
This Cheapflightsfares deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/165:45 pmPDX - LHR
Nonstop9h 35mIberia
dom. 11/231:45 pmLHR - PDX
Nonstop10h 10mIberia
Deal found 7/29$590
This Air Canada deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/146:15 amPDX - LHR
2 stops19h 20mAir Canada
mié. 9/242:10 pmLHR - PDX
1 stop12h 36mAir Canada
Deal found 7/28$592
This Delta deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/175:00 pmPDX - LHR
1 stop12h 10mDelta
dom. 8/246:30 amLHR - PDX
1 stop12h 30mDelta
Deal found 7/30$593
This Mytrip deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/46:15 amPDX - STN
3 stops21h 45mMultiple Airlines
mié. 9/176:30 amSTN - PDX
3 stops24h 31mMultiple Airlines
Deal found 7/29$594
This Lufthansa deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/123:25 pmPDX - LHR
1 stop13h 55mLufthansa
sáb. 10/252:10 pmLHR - PDX
1 stop12h 36mLufthansa
Deal found 7/29$595
This Virgin Atlantic deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/181:15 pmPDX - LCY
1 stop12h 15mVirgin Atlantic
mar. 8/267:00 pmLCY - PDX
1 stop24h 20mVirgin Atlantic
Deal found 7/29$595
This SWISS deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/98:30 amPDX - LGW
2 stops25h 20mSWISS
lun. 9/226:35 pmLGW - PDX
2 stops32h 11mSWISS
Deal found 7/28$595

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated julio 30, 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

jue. 10/2

7:25 pm-1:00 pm

Nonstop9h 35m

London Heathrow

mar. 10/14

3:30 pm-11:06 pm

1 stop15h 36m

$580

PortlandLondon

PDX - LGW

PDXLGW

Portland

vie. 9/26

3:20 pm-2:40 pm

1 stop15h 20m

London Gatwick

mar. 10/7

3:40 pm-5:55 pm

1 stop34h 15m

$580

PortlandLondon

PDX - LHR

PDXLHR

Portland

lun. 8/18

5:00 am-12:20 pm

1 stop23h 20m

London Heathrow

lun. 8/25

8:30 am-6:31 pm

2 stops42h 01m

$588

PortlandLondon

PDX - LHR

PDXLHR

Portland

jue. 8/21

3:20 pm-8:20 pm

1 stop21h 00m

London Heathrow

mié. 8/27

1:05 pm-5:55 pm

1 stop12h 50m

$589

PortlandLondon

PDX - LHR

PDXLHR

Portland

dom. 9/7

6:15 am-6:30 am

2 stops16h 15m

London Heathrow

mié. 9/17

2:10 pm-6:46 pm

1 stop12h 36m

$590

PortlandLondon

PDX - LHR

PDXLHR

Portland

dom. 8/17

5:00 pm-1:10 pm

1 stop12h 10m

London Heathrow

dom. 8/24

6:30 am-11:00 am

1 stop12h 30m

$593

PortlandLondon

PDX - STN

PDXSTN

Portland

jue. 9/4

6:15 am-12:00 pm

3 stops21h 45m

London Stansted

mié. 9/17

6:30 am-11:01 pm

3 stops24h 31m

$594

PortlandLondon

PDX - LHR

PDXLHR

Portland

dom. 10/12

3:25 pm-1:20 pm

1 stop13h 55m

London Heathrow

sáb. 10/25

2:10 pm-6:46 pm

1 stop12h 36m

$595

PortlandLondon

PDX - LCY

PDXLCY

Portland

lun. 8/18

1:15 pm-9:30 am

1 stop12h 15m

London City

mar. 8/26

7:00 pm-11:20 am

1 stop24h 20m

$595

PortlandLondon

PDX - LGW

PDXLGW

Portland

mar. 9/9

8:30 am-5:50 pm

2 stops25h 20m

London Gatwick

lun. 9/22

6:35 pm-6:46 pm

2 stops32h 11m

$595

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

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 round-trip 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, November is the cheapest month in which you can book a flight from Oregon to London (average of $661). Flying from Oregon to London in June is currently the most expensive (average of $1,097). 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 julio 30, 2025.

When flying from Oregon to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 julio 30, 2025.

The most flights from USOR to LON are scheduled on a Monday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).

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 julio 30, 2025.
Read reviews from past customers who have flown Delta, KLM, and SWISS from Oregon to London. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good
8.0
Very good

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 $281 on Icelandair. Other airlines that offer cheap prices include WestJet from $302 and Air Canada from $370 one-way.

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

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

    No one likes to see their flight delayed. When booking a flight from Oregon to London consider choosing American Airlines (80%), Alaska Airlines (80%) or Aer Lingus (80%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Oregon to London?

    Looking at all options, your cheapest flight can be booked for $361. While the most popular route (Portland - London Heathrow) can be booked for $497 on average our data indicates $2,253 when flying from Oregon to London.

  • 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 vacation 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, November is the cheapest month in which you can book a flight from Oregon to London (average of $661). Flying from Oregon to London in June is currently the most expensive (average of $1,097). 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

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Harrow
Canterbury
Dover
Orpington
Watford
Gatwick
Borehamwood
Dartford
Aylesbury
Chelmsford
Folkestone
Southend-on-Sea
Chichester
Arundel
Milton Keynes
Bishop's Stortford
Eastbourne

Browse thousands of different options on Cheapflights for your next trip

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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 10 airlines flying from Oregon to London

Discover the top 10 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 2,558,603 searches. Data last updated julio 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$491Average$763FlexibilityNo cancel feeOn-time76%
KLMCheapest$561Average$728FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$580Average$824FlexibilityNo cancel feeOn-time67%
IberiaCheapest$581Average$777FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$599Average$937FlexibilityNo cancel feeOn-time72%
DeltaCheapest$600Average$994FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$611Average$856FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$625Average$1,183FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$625Average$975FlexibilityNo cancel feeOn-time69%
FinnairCheapest$633Average$803FlexibilityNo cancel feeOn-time76%

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