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Cheap flights from Washington to London Heathrow Airport from $208

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to London Heathrow Airport departing on 1/19. 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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Find the cheapest flights from Washington to London

Cheap round-trip flights

These are some of the best round-trip flight deals from Washington to London that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Washington to London.

Cheap last minute flights

Planning a quick getaway from Washington to London? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to London, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Washington to London

Find recent round-trip train or bus tickets from Washington to London.

All round-trip flight deals to London

The cheapest plane tickets to London found on KAYAK recently.
3:20 pm - 8:20 pmPDX-LHR
21h 00m1 stop
9:25 pm - 5:55 pmLHR-PDX
28h 30m1 stop
$530Icelandair
Find Deal
Wed, Apr 30 - Wed, May 14
3:20 pm - 8:20 pmPDX-LHR
21h 00m1 stop
1:05 pm - 5:55 pmLHR-PDX
12h 50m1 stop
$552Icelandair
Find Deal
Wed, Apr 30 - Tue, May 6
3:20 pm - 11:55 amPDX-LHR
12h 35m1 stop
9:25 pm - 5:55 pmLHR-PDX
28h 30m1 stop
$553Icelandair
Find Deal
Sun, May 4 - Mon, May 19
2:35 pm - 9:00 pmPDX-LHR
22h 25m2 stops
7:50 am - 4:50 pmLHR-PDX
17h 00m2 stops
Tue, Dec 3 - Wed, Dec 11
8:00 pm - 9:00 pmSEA-LHR
17h 00m1 stop
7:50 am - 6:15 pmLHR-SEA
18h 25m1 stop
$610Aer Lingus
Find Deal
Sun, Dec 1 - Sun, Dec 8
8:00 pm - 9:00 pmSEA-LHR
17h 00m1 stop
7:50 am - 6:15 pmLHR-SEA
18h 25m1 stop
$613Aer Lingus
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Sun, Dec 1 - Sun, Dec 8
3:15 pm - 12:50 pmSEA-LHR
13h 35m1 stop
2:50 pm - 2:21 pmLHR-SEA
31h 31m1 stop
$620WestJet
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Fri, Jan 24 - Thu, Jan 30
8:00 pm - 9:50 pmSEA-LHR
17h 50m1 stop
8:25 am - 6:15 pmLHR-SEA
17h 50m1 stop
Mon, Dec 2 - Sun, Dec 8
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
6:20 am - 11:20 amLHR-SEA
13h 00m1 stop
$623Virgin Atlantic
Find Deal
Sun, Dec 29 - Tue, Jan 14
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
1:15 pm - 3:15 pmLHR-SEA
10h 00mnonstop
$633Virgin Atlantic
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Wed, Dec 11 - Wed, Dec 18
3:15 pm - 12:50 pmSEA-LHR
13h 35m1 stop
$208WestJet
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Sun, Jan 19
3:15 pm - 12:50 pmSEA-LHR
13h 35m1 stop
$212WestJet
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Mon, Jan 20
2:35 pm - 10:50 amSEA-LHR
12h 15m1 stop
$214Icelandair
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Mon, Jan 13
2:35 pm - 10:50 amSEA-LHR
12h 15m1 stop
$221Icelandair
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Mon, Jan 20
9:35 pm - 12:50 pmSEA-LHR
55h 15m2 stops
Tue, Dec 3
9:35 pm - 12:50 pmSEA-LHR
55h 15m2 stops
Tue, Dec 3
10:26 am - 4:00 pmPDX-LHR
21h 34m2 stops
$380Scandinavian Airlines
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Wed, Dec 4
7:10 am - 9:20 amSEA-LHR
18h 10m2 stops
$382Scandinavian Airlines
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Sun, Nov 24
5:10 am - 10:00 amPDX-LHR
20h 50m1 stop
$397Virgin Atlantic
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Wed, Jan 1
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
$469Virgin Atlantic
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Tue, Dec 3
2:35 pm - 7:30 pmSEA-LHR
20h 55m1 stop
12:15 pm - 5:00 pmLHR-SEA
12h 45m1 stop
$600Icelandair
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Mon, Nov 18 - Thu, Nov 28
2:35 pm - 7:30 pmSEA-LHR
20h 55m1 stop
12:15 pm - 5:00 pmLHR-SEA
12h 45m1 stop
$624Icelandair
Find Deal
Mon, Nov 18 - Tue, Dec 10
7:10 am - 4:00 pmPDX-LHR
24h 50m2 stops
6:40 am - 9:52 pmLHR-PDX
23h 12m2 stops
Mon, Nov 18 - Mon, Nov 25
1:46 pm - 4:00 pmSEA-LHR
18h 14m2 stops
7:30 pm - 10:25 pmLHR-SEA
34h 55m2 stops
$718Scandinavian Airlines
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Sat, Nov 16 - Sun, Nov 17
10:26 am - 9:40 pmPDX-LHR
27h 14m2 stops
6:40 am - 9:52 pmLHR-PDX
23h 12m2 stops
Mon, Nov 18 - Mon, Nov 25
1:01 pm - 6:50 pmPDX-LHR
21h 49m3 stops
6:40 am - 11:55 pmLHR-PDX
25h 15m2 stops
$722Scandinavian Airlines
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Mon, Nov 18 - Mon, Nov 25
1:35 pm - 7:00 amSEA-LHR
9h 25mnonstop
9:25 am - 11:20 amLHR-SEA
9h 55mnonstop
$722Iberia
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Tue, Nov 19 - Tue, Nov 26
8:00 pm - 9:05 pmSEA-LHR
17h 05m1 stop
8:50 am - 6:15 pmLHR-SEA
17h 25m1 stop
$744Aer Lingus
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Fri, Nov 15 - Wed, Nov 20
8:00 pm - 9:05 pmSEA-LHR
17h 05m1 stop
7:50 am - 6:15 pmLHR-SEA
18h 25m1 stop
$746Aer Lingus
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Fri, Nov 15 - Fri, Nov 22
7:20 am - 6:20 amSEA-LHR
15h 00m1 stop
3:00 pm - 4:55 pmLHR-SEA
9h 55mnonstop
$824Iberia
Find Deal
Mon, Nov 18 - Tue, Dec 10
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
1:15 pm - 3:15 pmLHR-SEA
10h 00mnonstop
$633Virgin Atlantic
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Wed, Dec 11 - Wed, Dec 18
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
1:15 pm - 3:15 pmLHR-SEA
10h 00mnonstop
$635Virgin Atlantic
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Sun, Dec 29 - Tue, Jan 14
6:30 pm - 12:10 pmPDX-LHR
9h 40mnonstop
2:20 pm - 4:35 pmLHR-PDX
10h 15mnonstop
$641Iberia
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Wed, Jan 15 - Wed, Jan 22
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
3:00 pm - 4:55 pmLHR-SEA
9h 55mnonstop
$641Iberia
Find Deal
Wed, Jan 15 - Wed, Jan 22
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
12:40 pm - 2:40 pmLHR-SEA
10h 00mnonstop
$659Delta
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Wed, Dec 11 - Thu, Dec 19
6:30 pm - 12:10 pmPDX-LHR
9h 40mnonstop
2:20 pm - 4:35 pmLHR-PDX
10h 15mnonstop
$662Finnair
Find Deal
Wed, Feb 12 - Wed, Feb 19
6:30 pm - 12:10 pmPDX-LHR
9h 40mnonstop
2:20 pm - 5:35 pmLHR-PDX
10h 15mnonstop
$663Finnair
Find Deal
Sun, Mar 2 - Wed, Mar 19
6:30 pm - 12:10 pmPDX-LHR
9h 40mnonstop
2:20 pm - 4:35 pmLHR-PDX
10h 15mnonstop
$672British Airways
Find Deal
Tue, Feb 11 - Fri, Feb 21
6:30 pm - 12:10 pmPDX-LHR
9h 40mnonstop
2:20 pm - 5:35 pmLHR-PDX
10h 15mnonstop
$673British Airways
Find Deal
Tue, Mar 4 - Wed, Mar 19
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
12:40 pm - 2:40 pmLHR-SEA
10h 00mnonstop
$752Delta
Find Deal
Thu, Dec 12 - Thu, Dec 19

Aer Lingus flights from State of Washington to London Heathrow Airport

Our best Aer Lingus deals on State of Washington to London Heathrow Airport flight tickets
Aer Lingus
Dec 1
SEA8:00 pmSeattle/Tacoma Intl
17h 00m
1 stop
LHR9:00 pmLondon Heathrow
Dec 8
LHR7:50 amLondon Heathrow
18h 25m
1 stop
SEA6:15 pmSeattle/Tacoma Intl
Aer Lingus
Dec 1
SEA8:00 pmSeattle/Tacoma Intl
17h 00m
1 stop
LHR9:00 pmLondon Heathrow
Dec 8
LHR7:50 amLondon Heathrow
18h 25m
1 stop
SEA6:15 pmSeattle/Tacoma Intl
Aer Lingus
Dec 4
SEA8:00 pmSeattle/Tacoma Intl
15h 50m
1 stop
LHR7:50 pmLondon Heathrow
Dec 11
LHR7:50 amLondon Heathrow
18h 25m
1 stop
SEA6:15 pmSeattle/Tacoma Intl

WestJet flights from State of Washington to London Heathrow Airport

Our best WestJet deals on State of Washington to London Heathrow Airport flight tickets
WestJet
Jan 24
SEA3:15 pmSeattle/Tacoma Intl
13h 35m
1 stop
LHR12:50 pmLondon Heathrow
Jan 30
LHR2:50 pmLondon Heathrow
31h 31m
1 stop
SEA2:21 pmSeattle/Tacoma Intl
WestJet
Nov 21
SEA3:15 pmSeattle/Tacoma Intl
13h 35m
1 stop
LHR12:50 pmLondon Heathrow
Nov 27
LHR2:50 pmLondon Heathrow
31h 31m
1 stop
SEA2:21 pmSeattle/Tacoma Intl

How to get the cheapest flight ticket from State of Washington 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 airline that flies to London Heathrow Airport from State of Washington?

Lufthansa. Lufthansa, Finnair, and Iberia are the most popular carriers operating from State of Washington to London Heathrow Airport

What cabin class options are available on State of Washington to London Heathrow Airport flights?

There are 3 cabin classes available to choose from on State of Washington to London Heathrow Airport 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 State of Washington to London Heathrow Airport flights?

You could potentially save up to 51% on your flight if you consider stops on a State of Washington to London Heathrow Airport flight.

Cheap State of Washington to London Heathrow Airport flight deals and tips

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

Best Price Found

$208

Fastest flight time

9h 20m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from State of Washington in the past 72 hours is $208. The best round-trip flight deal from State of Washington to London Heathrow Airport found on momondo in the last 72 hours is $530.
The fastest flight from State of Washington to London Heathrow Airport takes 9h 20m
Direct flights go from State of Washington to London Heathrow Airport every day.

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

    Prices for flights from Washington to London Heathrow Airport are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to London Heathrow Airport.

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

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from State of Washington to London Heathrow Airport?


Best airlines flying from State of Washington to London Heathrow Airport

Compare and see reviews for airlines that fly from State of Washington to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $384Free CancellationRating
6.8
7,170 reviews
Search Lufthansa flights
IcelandairPriceFrom $498Free CancellationRating
7.2
561 reviews
Search Icelandair flights
FinnairPriceFrom $560Free CancellationRating
7.7
1,304 reviews
Search Finnair flights
American AirlinesPriceFrom $572Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $575Free CancellationRating
7.4
9,194 reviews
Search United Airlines flights
Aer LingusPriceFrom $579Free CancellationRating
7.1
1,084 reviews
Search Aer Lingus flights
IberiaPriceFrom $579Free CancellationRating
7.0
2,665 reviews
Search Iberia flights
Air CanadaPriceFrom $587Free CancellationRating
7.0
8,198 reviews
Search Air Canada flights
Air FrancePriceFrom $588Free CancellationRating
7.4
1,538 reviews
Search Air France flights
KLMPriceFrom $598Free CancellationRating
7.8
1,346 reviews
Search KLM flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington to London. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Washington to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Washington.

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

Yes momondo offers price alerts on flights to London from Washington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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