How long is the flight from Oregon to London?

For as low as £545, Iberia can have you in London from Oregon in 12h 49m. Airlines will cover a distance of 4829 mi. This flight may include one or multiple stops.

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.

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).

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 (88%), Alaska Airlines (88%), Aer Lingus( 88%).

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.

£179+ Cheap Flights from Oregon to London

Cheap flight deals from Oregon to London

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 15 September 2026.

Tue 27/1007:00 -

1 stop19h 15m

Tue 3/1106:05 -

2 stops23h 37m

Deal found 11/9£536

Wed 28/1014:51 -

1 stop12h 49m

Wed 4/1113:00 -

2 stops29h 31m

Deal found 13/9£545

Mon 26/1005:20 -

2 stops18h 45m

Mon 2/1117:50 -

2 stops31h 11m

Deal found 11/9£547

Mon 21/914:11 -

1 stop16h 04m

Tue 6/1008:55 -

2 stops21h 09m

Deal found 14/9£548

Tue 29/905:00 -

1 stop21h 40m

Wed 7/1007:25 -

2 stops23h 34m

Deal found 9/9£550

Mon 21/907:02 -

1 stop22h 48m

Tue 6/1008:55 -

1 stop20h 34m

Deal found 14/9£553

Wed 30/905:00 -

2 stops18h 30m

Wed 7/1007:25 -

2 stops19h 04m

Deal found 10/9£553

Sun 8/1106:11 -

1 stop20h 29m

Wed 18/1108:55 -

2 stops22h 32m

Deal found 13/9£553

Tue 22/906:04 -

1 stop21h 16m

Wed 30/909:55 -

2 stops22h 04m

Deal found 11/9£555

Wed 7/1016:00 -

1 stop16h 00m

Tue 13/1006:30 -

2 stops19h 03m

Deal found 12/9£555

Sun 6/1209:53 -

1 stop19h 27m

Tue 8/1214:45 -

1 stop15h 02m

Deal found 10/9£556

Sun 8/1105:15 -

2 stops17h 35m

Wed 18/1106:30 -

2 stops18h 16m

Deal found 13/9£556

Best flights from Oregon to London
Discover carefully curated flight deals from Oregon to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Wed 28/1012:33 -

1 stop15h 07m

Wed 4/1108:55 -

2 stops21h 54m

Deal found 13/9£555

Wed 28/1005:20 -

2 stops19h 30m

Wed 4/1106:20 -

2 stops24h 29m

Deal found 13/9£559

Mon 7/1213:28 -

1 stop14h 52m

Wed 9/1214:45 -

1 stop17h 14m

Deal found 12/9£559

Wed 7/1006:25 -

1 stop20h 15m

Tue 13/1016:25 -

2 stops38h 34m

Deal found 11/9£559

Tue 6/1006:05 -

1 stop21h 15m

Tue 13/1011:40 -

1 stop20h 19m

Deal found 12/9£560

Sun 27/907:02 -

2 stops17h 23m

Tue 13/1018:35 -

2 stops32h 36m

Deal found 13/9£674

Sat 10/1015:30 -

1 stop15h 05m

Sun 8/1111:55 -

1 stop13h 05m

Deal found 11/9£748

Sat 10/1013:12 -

1 stop34h 53m

Sun 8/1113:35 -

Nonstop10h 15m

Deal found 11/9£793

Tue 3/1107:15 -

3 stops24h 45m

Tue 10/1106:40 -

2 stops22h 16m

Deal found 10/9£818

Mon 22/207:00 -

2 stops24h 15m

Wed 3/307:40 -

2 stops20h 50m

Deal found 11/9£833

Tue 6/1013:05 -

1 stop11h 45m

Fri 16/1008:25 -

2 stops19h 37m

Deal found 13/9£891

Sun 18/1014:44 -

2 stops20h 11m

Mon 26/1009:50 -

2 stops17h 42m

Deal found 10/9£968

Thu 21/113:39 -

2 stops36h 16m

Mon 25/110:55 -

2 stops43h 48m

Deal found 12/9£1,028

Tue 27/1013:23 -

1 stop15h 57m

Tue 3/1114:45 -

1 stop17h 14m

Deal found 12/9£559

Tue 13/1011:32 -

1 stop16h 28m

Tue 20/1014:30 -

1 stop15h 34m

Deal found 14/9£559

Mon 8/208:40 -

1 stop19h 00m

Wed 17/206:30 -

2 stops16h 30m

Deal found 12/9£562

Tue 2/215:20 -

1 stop35h 55m

Fri 5/209:00 -

2 stops19h 03m

Deal found 13/9£567

Tue 2/215:24 -

1 stop12h 56m

Fri 5/214:45 -

1 stop17h 13m

Deal found 14/9£560

Wed 10/312:30 -

1 stop14h 10m

Wed 31/317:45 -

1 stop14h 02m

Deal found 13/9£567

Wed 9/1206:15 -

1 stop20h 25m

Thu 7/113:00 -

2 stops27h 39m

Deal found 10/9£604

Thu 19/1114:45 -

1 stop14h 15m

Mon 23/1108:00 -

1 stop17h 00m

Deal found 14/9£677

Tue 2/308:47 -

1 stop20h 33m

Fri 5/314:45 -

1 stop14h 35m

Deal found 10/9£560

Thu 15/1016:00 -

1 stop15h 55m

Sun 25/1012:20 -

1 stop15h 48m

Deal found 12/9£634

Thu 29/1006:11 -

1 stop21h 29m

Thu 5/1108:55 -

2 stops22h 23m

Deal found 14/9£590

Tue 8/1214:48 -

1 stop11h 52m

Thu 7/113:00 -

2 stops27h 39m

Deal found 10/9£604

Sun 27/907:02 -

2 stops21h 33m

Tue 13/1019:15 -

2 stops31h 56m

Deal found 12/9£738

Sun 22/1117:41 -

1 stop34h 39m

Wed 25/1114:45 -

1 stop34h 13m

Deal found 13/9£567

Thu 19/1114:45 -

1 stop12h 10m

Fri 27/1111:55 -

1 stop13h 05m

Deal found 14/9£761

Mon 16/1114:45 -

2 stops19h 15m

Mon 23/1108:00 -

1 stop17h 00m

Deal found 10/9£692

Thu 5/1111:25 -

2 stops23h 00m

Wed 11/1107:45 -

2 stops22h 12m

Deal found 12/9£637

Find flight deals from Oregon to London

Round-trip from	£536
One-way from	£179
Popular in	July
Cheapest in	November
Average price	£723

Iberia
27/10-3/11
3 total stops
42h 52m total
Oregon to London

Search Deals

19/10-31/12
2 total stops
17h 20m total
Oregon to London

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (£117 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandLondon

PDX Portland - STN London Stansted

PDXSTN

Portland

Mon 19/10

15:30-16:50

2 stops17h 20m

London Stansted

Wed 31/12

00:00-15:00

Nonstop0h 00m

£179

PortlandLondon

PDX Portland - LTN London Luton

PDXLTN

Portland

Mon 19/10

15:30-07:35

3 stops32h 05m

London Luton

Wed 31/12

00:00-15:00

Nonstop0h 00m

£198

PortlandLondon

PDX Portland - STN London Stansted

PDXSTN

Portland

Mon 12/10

15:30-08:35

3 stops33h 05m

London Stansted

Wed 31/12

00:00-15:00

Nonstop0h 00m

£201

PortlandLondon

PDX Portland - LGW London Gatwick

PDXLGW

Portland

Mon 26/10

15:45-07:50

3 stops33h 05m

London Gatwick

Wed 31/12

00:00-15:00

Nonstop0h 00m

£226

PortlandLondon

PDX Portland - LGW London Gatwick

PDXLGW

Portland

Tue 1/12

14:45-10:55

1 stop12h 10m

London Gatwick

Wed 31/12

00:00-15:00

Nonstop0h 00m

£227

PortlandLondon

PDX Portland - LTN London Luton

PDXLTN

Portland

Thu 1/10

15:30-12:40

3 stops37h 10m

London Luton

Wed 31/12

00:00-15:00

Nonstop0h 00m

£235

PortlandLondon

PDX Portland - LGW London Gatwick

PDXLGW

Portland

Mon 12/10

15:30-23:10

3 stops23h 40m

London Gatwick

Wed 31/12

00:00-15:00

Nonstop0h 00m

£237

PortlandLondon

PDX Portland - LTN London Luton

PDXLTN

Portland

Tue 27/10

15:45-07:35

3 stops56h 50m

London Luton

Wed 31/12

00:00-15:00

Nonstop0h 00m

£241

BoiseLondon

BOI Boise Air Term. Gowen Fld - LHR London Heathrow

BOILHR

Boise Air Term. Gowen Fld

Wed 10/3

13:15-11:40

2 stops15h 25m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£247

BoiseLondon

BOI Boise Air Term. Gowen Fld - LHR London Heathrow

BOILHR

Boise Air Term. Gowen Fld

Wed 10/3

05:00-05:55

2 stops17h 55m

London Heathrow

Wed 31/12

00:00-16:00

Nonstop0h 00m

£247

Flights are sorted by cheapest return flights first.

Deals found on 11/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

EUG-LHR

MFR-LHR

BOI-LHR

PDX-LGW

PDX-LHR

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

USOR-LON

EUG-LHR

MFR-LHR

BOI-LHR

PDX-LGW

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

Currently, February is the cheapest month in which you can book a flight from Oregon to London (average of £532). Flying from Oregon to London in July is currently the most expensive (average of £940). 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?

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

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?

Airfare is below average for this route at the moment.

Oregon to London flights typically cost between £631 and £790 in November.
The cheapest return price found within the last 5 days was £585 on British Airways (11 Nov–22 Nov).

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

Booking 7 days in advance of your planned departure date is, on average, the best time to get cheap flights from Oregon to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

How long is the flight from Oregon to London?
For as low as £545, Iberia can have you in London from Oregon in 12h 49m. Airlines will cover a distance of 4829 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 (88%), Alaska Airlines (88%), Aer Lingus( 88%).
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, February is the cheapest month in which you can book a flight from Oregon to London (average of £532). Flying from Oregon to London in July is currently the most expensive (average of £940). 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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Top airline flying from Oregon to London

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£456	Average£823	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

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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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Cheap flights from Oregon to London from £179

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Oregon to London

Cheapest flights from Oregon to LondonExplore 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 15 September 2026.

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 15 September 2026.

Best flights from Oregon to LondonDiscover carefully curated flight deals from Oregon to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Discover carefully curated flight deals from Oregon to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Direct flights from Oregon to LondonExplore direct flight options from Oregon to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 September 2026.

Explore direct flight options from Oregon to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 September 2026.

Last-minute flights from Oregon to LondonDiscover last-minute flight deals from Oregon to London. Data last updated 15 September 2026 and is based on user searches.

Discover last-minute flight deals from Oregon to London. Data last updated 15 September 2026 and is based on user searches.

One-way flights from Oregon to LondonSearch for one-way flight options from Oregon to London. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.

Search for one-way flight options from Oregon to London. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.

Find flight deals from Oregon to London

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Use the filters below to find and compare flights from Oregon to London that are best for you.

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.

Cheapflights Insights

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

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 15 September 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.

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 15 September 2026.

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?

Airfare is below average for this route at the moment.

Oregon to London flights typically cost between £631 and £790 in November.The cheapest return price found within the last 5 days was £585 on British Airways (11 Nov–22 Nov).

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

Booking 7 days in advance of your planned departure date is, on average, the best time to get cheap flights from Oregon to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

How long is the flight from Oregon to London?

What are the most popular routes from Oregon to London?

What are the most reliable airlines from Oregon to London?

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

How can I find direct flights from Oregon to London?

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

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

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Alternative routes for Oregon to London

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Complete your trip

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Search flights from Oregon to London by cabin class

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Other flights to London

Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 15 September 2026.

Oregon and London flights

Browse other Oregon and London flight options. Last updated on 15 September 2026.

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Oregon to London flights

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How does Cheapflights help users find flights from Oregon to London?

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

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

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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 15 September 2026.

Best flights from Oregon to London
Discover carefully curated flight deals from Oregon to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2026.

Direct flights from Oregon to London
Explore direct flight options from Oregon to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 15 September 2026.

Last-minute flights from Oregon to London
Discover last-minute flight deals from Oregon to London. Data last updated 15 September 2026 and is based on user searches.

One-way flights from Oregon to London
Search for one-way flight options from Oregon to London. Find affordable one-way fares based on user searches. Data last updated 15 September 2026.

Oregon to London flights typically cost between £631 and £790 in November.
The cheapest return price found within the last 5 days was £585 on British Airways (11 Nov–22 Nov).