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Cheap flights from Oregon to London from £195

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to London departing on 18/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

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Icelandair Logo
15:45 - 10:50PDX-LHR
12h 05m1 stop
Icelandair Logo
12:15 - 18:00LHR-PDX
12h 45m1 stop
£409Icelandair
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Mon, 9 Mar - Mon, 16 Mar
Icelandair Logo
14:45 - 19:30PDX-LHR
20h 45m1 stop
Icelandair Logo
20:35 - 17:00LHR-PDX
28h 25m1 stop
£413Icelandair
Find Deal
Thu, 11 Dec - Thu, 18 Dec
Virgin Atlantic Logo
06:00 - 07:05PDX-LHR
17h 05m1 stop
Virgin Atlantic Logo
11:05 - 17:35LHR-PDX
14h 30m1 stop
£427Virgin Atlantic
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Wed, 14 Jan - Thu, 29 Jan
Virgin Atlantic Logo
11:45 - 10:00BOI-LHR
15h 15m1 stop
Virgin Atlantic Logo
10:45 - 00:21LHR-BOI
20h 36m1 stop
£427Virgin Atlantic
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Tue, 17 Feb - Thu, 26 Feb
Iberia Logo
17:45 - 11:20PDX-LHR
9h 35mdirect
Iberia Logo
19:05 - 11:45LHR-PDX
24h 40m2 stops
£431Iberia
Find Deal
Wed, 14 Jan - Wed, 21 Jan
Iberia Logo
06:00 - 10:00PDX-LHR
20h 00m1 stop
Iberia Logo
18:45 - 11:45LHR-PDX
25h 00m2 stops
£435Iberia
Find Deal
Wed, 14 Jan - Wed, 21 Jan
Lufthansa Logo
09:50 - 10:10PDX-LHR
16h 20m2 stops
Lufthansa Logo
06:35 - 18:30LHR-PDX
19h 55m2 stops
£437Lufthansa
Find Deal
Tue, 20 Jan - Tue, 27 Jan
British Airways Logo
17:45 - 11:20PDX-LHR
9h 35mdirect
British Airways Logo
13:45 - 15:55LHR-PDX
10h 10mdirect
£437British Airways
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Wed, 12 Nov - Wed, 19 Nov
British Airways Logo
12:00 - 11:40PDX-LHR
15h 40m1 stop
British Airways Logo
13:45 - 15:55LHR-PDX
10h 10mdirect
£441British Airways
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Wed, 12 Nov - Wed, 19 Nov
Lufthansa Logo
09:50 - 10:10PDX-LHR
16h 20m2 stops
Lufthansa Logo
08:45 - 00:37LHR-PDX
23h 52m2 stops
£455Lufthansa
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Wed, 10 Dec - Tue, 16 Dec

Icelandair flights from Oregon to London Heathrow Airport

Our best Icelandair deals on Oregon to London Heathrow Airport flight tickets
Icelandair
4 Nov
PDX14:45Portland
20h 45m
1 stop
LHR19:30London Heathrow
14 Nov
LHR12:15London Heathrow
12h 45m
1 stop
PDX17:00Portland
£409
Find similar
Icelandair
9 Mar
PDX15:45Portland
12h 05m
1 stop
LHR10:50London Heathrow
16 Mar
LHR12:15London Heathrow
12h 45m
1 stop
PDX18:00Portland
£409
Find similar
Icelandair
11 Dec
PDX14:45Portland
20h 45m
1 stop
LHR19:30London Heathrow
18 Dec
LHR20:35London Heathrow
28h 25m
1 stop
PDX17:00Portland
£413
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Virgin Atlantic flights from Oregon to London Heathrow Airport

Our best Virgin Atlantic deals on Oregon to London Heathrow Airport flight tickets
Virgin Atlantic
3 Nov
PDX13:25Portland
12h 35m
1 stop
LHR10:00London Heathrow
19 Nov
LHR06:30London Heathrow
12h 55m
1 stop
PDX11:25Portland
£423
Find similar
Virgin Atlantic
14 Jan
PDX06:00Portland
17h 05m
1 stop
LHR07:05London Heathrow
29 Jan
LHR11:05London Heathrow
14h 30m
1 stop
PDX17:35Portland
£427
Find similar
Virgin Atlantic
14 Jan
PDX06:00Portland
17h 05m
1 stop
LHR07:05London Heathrow
29 Jan
LHR11:05London Heathrow
14h 30m
1 stop
PDX17:35Portland
£428
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Oregon to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 29 October 2025.
Use the filters below to find and compare flights from Oregon to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandLondon

PDX - LHR

PDXLHR

Portland

Mon 9/3

15:45-10:50

1 stop12h 05m

London Heathrow

Mon 16/3

12:15-18:00

1 stop12h 45m

£409

PortlandLondon

PDX - LHR

PDXLHR

Portland

Thu 11/12

14:45-19:30

1 stop20h 45m

London Heathrow

Thu 18/12

20:35-17:00

1 stop28h 25m

£413

PortlandLondon

PDX - LHR

PDXLHR

Portland

Wed 14/1

06:00-07:05

1 stop17h 05m

London Heathrow

Thu 29/1

11:05-17:35

1 stop14h 30m

£427

BoiseLondon

BOI - LHR

BOILHR

Boise Air Term. Gowen Fld

Tue 17/2

11:45-10:00

1 stop15h 15m

London Heathrow

Thu 26/2

10:45-00:21

1 stop20h 36m

£427

PortlandLondon

PDX - LHR

PDXLHR

Portland

Wed 14/1

17:45-11:20

Nonstop9h 35m

London Heathrow

Wed 21/1

19:05-11:45

2 stops24h 40m

£431

PortlandLondon

PDX - LHR

PDXLHR

Portland

Wed 14/1

06:00-10:00

1 stop20h 00m

London Heathrow

Wed 21/1

18:45-11:45

2 stops25h 00m

£435

PortlandLondon

PDX - LHR

PDXLHR

Portland

Tue 20/1

09:50-10:10

2 stops16h 20m

London Heathrow

Tue 27/1

06:35-18:30

2 stops19h 55m

£437

PortlandLondon

PDX - LHR

PDXLHR

Portland

Wed 12/11

17:45-11:20

Nonstop9h 35m

London Heathrow

Wed 19/11

13:45-15:55

Nonstop10h 10m

£437

PortlandLondon

PDX - LHR

PDXLHR

Portland

Wed 12/11

12:00-11:40

1 stop15h 40m

London Heathrow

Wed 19/11

13:45-15:55

Nonstop10h 10m

£441

PortlandLondon

PDX - LHR

PDXLHR

Portland

Wed 10/12

09:50-10:10

2 stops16h 20m

London Heathrow

Tue 16/12

08:45-00:37

2 stops23h 52m

£455

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Oregon to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London Heathrow Airport?

In general, October is the cheapest month to fly from Oregon to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £515. The month of April is another great option to travel to London Heathrow Airport, with average flight prices from Oregon averaging around £519.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Oregon is on a Friday. momondo users have found tickets for Friday departures for as low as £462. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Thursday is £559.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Oregon to London Heathrow Airport in the evening for as low as £518. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £710 on average. Flights to London Heathrow Airport from Oregon at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Oregon to London Heathrow flight route?

Fly from Portland to London Heathrow for the best Oregon - London Heathrow flight prices

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £630 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Oregon for as low as £553 on momondo.

What cabin class options are available on Oregon to London Heathrow flights?

There are 3 cabin classes available to choose from on Oregon to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Oregon to London Heathrow Airport flights?

You could potentially save up to 5% on your flight if you consider stops on a Oregon to London Heathrow Airport flight.

Cheap Oregon to London Heathrow Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oregon to London Heathrow Airport

Best price found

£3,199

Fastest flight time

9h 30m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun
The best one-way flight to London Heathrow Airport from Oregon in the past 72 hours is £3,199. The best return flight deal from Oregon to London Heathrow Airport found on momondo in the last 72 hours is £1,372.
The fastest flight from Oregon to London Heathrow Airport takes 9h 30m
Direct flights go from Oregon to London Heathrow Airport on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights..
Search flight deals

  • When did momondo last update prices for flights from Oregon to London Heathrow Airport?

    Prices for flights from Oregon to London Heathrow Airport refresh daily.

  • How many operators does momondo search for flights from Oregon to London Heathrow Airport?

  • How old do you have to be to fly from Oregon to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Oregon to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Oregon to London Heathrow Airport?

Best airlines flying from Oregon to London Heathrow Airport

Compare and see reviews for airlines that fly from Oregon to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £387Free CancellationRating
6.7
7,482 reviews
Search British Airways flights
IcelandairPriceFrom £443Free CancellationRating
7.1
562 reviews
Search Icelandair flights
IberiaPriceFrom £458Free CancellationRating
7.0
3,001 reviews
Search Iberia flights
Virgin AtlanticPriceFrom £495Free CancellationRating
7.5
670 reviews
Search Virgin Atlantic flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
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Ipswich
Ilford
Poole
Guildford
Swanage
Colchester
Dover
Hayes
Chelmsford

Why use momondo?

Why should I use momondo to find a flight deal from Oregon to London?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Oregon to London for you.

Can I find flights from Oregon to London with flexible booking policies on momondo?

All flight searches from Oregon to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Oregon to London?

Once you have performed a search for Oregon to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Oregon to London right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Oregon to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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