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Cheap flights from Washington to the United Kingdom from $270

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington to the United Kingdom

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:40 am - 2:05 pmSEA  Seattle/Tacoma Intl-EDI Edinburgh Turnhouse
21h 25m3 stops Vancouver Intl Toronto Pearson Intl Kastrup Copenhagen
Multiple Airlines Logo
5:50 am - 9:55 pmEDI  Edinburgh Turnhouse-SEA Seattle/Tacoma Intl
24h 05m3 stops Kastrup Copenhagen Toronto Pearson Intl Vancouver Intl
$625Multiple Airlines
Thu, Feb 25 - Sat, Mar 6
Multiple Airlines Logo
8:40 am - 6:35 pmSEA  Seattle/Tacoma Intl-EDI Edinburgh Turnhouse
25h 55m3 stops Vancouver Intl Toronto Pearson Intl Kastrup Copenhagen
Multiple Airlines Logo
5:50 am - 8:59 pmEDI  Edinburgh Turnhouse-SEA Seattle/Tacoma Intl
23h 09m2 stops Kastrup Copenhagen Toronto Pearson Intl
$627Multiple Airlines
Thu, Feb 25 - Sat, Mar 6
Icelandair Logo
2:35 pm - 10:50 amSEA  Seattle/Tacoma Intl-LHR London Heathrow
12h 15m1 stop Reykjavik Keflavik Intl
Icelandair Logo
12:15 pm - 5:00 pmLHR  London Heathrow-SEA Seattle/Tacoma Intl
12h 45m1 stop Reykjavik Keflavik Intl
$665Icelandair
Sun, Jan 3 - Tue, Jan 19
Icelandair Logo
3:40 pm - 11:55 amSEA  Seattle/Tacoma Intl-LHR London Heathrow
12h 15m1 stop Reykjavik Keflavik Intl
Icelandair Logo
1:05 pm - 8:40 pmLHR  London Heathrow-SEA Seattle/Tacoma Intl
15h 35m1 stop Reykjavik Keflavik Intl
$667Icelandair
Sat, Apr 10 - Fri, Apr 16
Scandinavian Airlines Logo
2:30 pm - 6:30 pmSEA  Seattle/Tacoma Intl-LHR London Heathrow
20h 00m2 stops Los Angeles Kastrup Copenhagen
Scandinavian Airlines Logo
7:05 am - 10:02 pmLHR  London Heathrow-SEA Seattle/Tacoma Intl
22h 57m2 stops Oslo Gardermoen New York John F Kennedy Intl
$713Scandinavian Airlines
Sat, Apr 17 - Mon, Apr 19
Condor Logo
5:45 pm - 7:10 pmSEA  Seattle/Tacoma Intl-LGW London Gatwick
17h 25m1 stop Frankfurt am Main
Condor Logo
10:00 am - 3:45 pmLGW  London Gatwick-SEA Seattle/Tacoma Intl
13h 45m1 stop Frankfurt am Main
$724Condor
Sun, Apr 11 - Tue, Apr 20
Condor Logo
5:50 pm - 3:00 pmSEA  Seattle/Tacoma Intl-LGW London Gatwick
13h 10m1 stop Frankfurt am Main
Condor Logo
10:25 am - 3:55 pmLGW  London Gatwick-SEA Seattle/Tacoma Intl
13h 30m1 stop Frankfurt am Main
$724Condor
Thu, Mar 4 - Mon, Mar 8
Scandinavian Airlines Logo
7:15 am - 4:00 pmSEA  Seattle/Tacoma Intl-LHR London Heathrow
24h 45m2 stops San Francisco Kastrup Copenhagen
Scandinavian Airlines Logo
6:40 am - 10:55 pmLHR  London Heathrow-SEA Seattle/Tacoma Intl
24h 15m2 stops Kastrup Copenhagen Boston Logan Intl
$725Scandinavian Airlines
Fri, Dec 4 - Sun, Dec 6
Lufthansa Logo
10:10 am - 7:10 amSEA  Seattle/Tacoma Intl-LHR London Heathrow
37h 00m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl
Lufthansa Logo
6:30 am - 2:37 pmLHR  London Heathrow-SEA Seattle/Tacoma Intl
16h 07m2 stops Frankfurt am Main Vancouver Intl
$748Lufthansa
Tue, Feb 9 - Fri, Feb 12
Lufthansa Logo
6:50 pm - 5:05 pmSEA  Seattle/Tacoma Intl-LHR London Heathrow
14h 15m1 stop Munich Franz Josef Strauss
Lufthansa Logo
7:25 am - 12:14 amLHR  London Heathrow-SEA Seattle/Tacoma Intl
24h 49m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl
$768Lufthansa
Wed, Apr 28 - Fri, Apr 30

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Icelandair flights from State of Washington to United Kingdom

Our best Icelandair deals on State of Washington to United Kingdom flight tickets
Icelandair
Jan 3
SEA2:35 pmSeattle/Tacoma Intl
12h 15m
1 stop
LHR10:50 amLondon Heathrow
Jan 19
LHR12:15 pmLondon Heathrow
12h 45m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
$665
Icelandair
Mar 21
SEA7:00 pmSeattle/Tacoma Intl
11h 40m
1 stop
LGW1:40 pmLondon Gatwick
Apr 3
LGW3:40 pmLondon Gatwick
13h 00m
1 stop
SEA8:40 pmSeattle/Tacoma Intl
$669
Icelandair
Feb 11
SEA2:35 pmSeattle/Tacoma Intl
12h 15m
1 stop
LHR10:50 amLondon Heathrow
Feb 20
LHR8:35 pmLondon Heathrow
28h 25m
1 stop
SEA5:00 pmSeattle/Tacoma Intl
$682

Alaska Airlines flights from State of Washington to United Kingdom

Our best Alaska Airlines deals on State of Washington to United Kingdom flight tickets
Alaska Airlines
Mar 1
GEG5:00 amSpokane
23h 20m
1 stop
LHR12:20 pmLondon Heathrow
Mar 3
LHR2:45 pmLondon Heathrow
16h 12m
1 stop
GEG10:57 pmSpokane
$896
Alaska Airlines
Mar 1
GEG12:41 pmSpokane
15h 39m
1 stop
LHR12:20 pmLondon Heathrow
Mar 3
LHR2:45 pmLondon Heathrow
28h 52m
1 stop
GEG11:37 amSpokane
$897
Alaska Airlines
Apr 12
GEG12:35 pmSpokane
18h 30m
1 stop
LHR3:05 pmLondon Heathrow
May 12
LHR5:00 pmLondon Heathrow
13h 57m
1 stop
GEG10:57 pmSpokane
$902

momondo Fare Finder

 
Use the filters below to find and compare flights from Washington to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleEdinburgh

SEA Seattle/Tacoma Intl - EDI Edinburgh Turnhouse

SEAEDI

Seattle/Tacoma Intl

Thu 2/25

8:40 am-2:05 pm

3 stops21h 25m

Edinburgh Turnhouse

Sat 3/6

5:50 am-9:55 pm

3 stops24h 05m

$625

SeattleEdinburgh

SEA Seattle/Tacoma Intl - EDI Edinburgh Turnhouse

SEAEDI

Seattle/Tacoma Intl

Thu 2/25

8:40 am-6:35 pm

3 stops25h 55m

Edinburgh Turnhouse

Sat 3/6

5:50 am-8:59 pm

2 stops23h 09m

$627
Quickest round-trip

SeattleLondon

SEA Seattle/Tacoma Intl - LHR London Heathrow

SEALHR

Seattle/Tacoma Intl

Sun 1/3

2:35 pm-10:50 am

1 stop12h 15m

London Heathrow

Tue 1/19

12:15 pm-5:00 pm

1 stop12h 45m

$665

SeattleLondon

SEA Seattle/Tacoma Intl - LHR London Heathrow

SEALHR

Seattle/Tacoma Intl

Sat 4/10

3:40 pm-11:55 am

1 stop12h 15m

London Heathrow

Fri 4/16

1:05 pm-8:40 pm

1 stop15h 35m

$667

SeattleLondon

SEA Seattle/Tacoma Intl - LHR London Heathrow

SEALHR

Seattle/Tacoma Intl

Sat 4/17

2:30 pm-6:30 pm

2 stops20h 00m

London Heathrow

Mon 4/19

7:05 am-10:02 pm

2 stops22h 57m

$713

SeattleLondon

SEA Seattle/Tacoma Intl - LGW London Gatwick

SEALGW

Seattle/Tacoma Intl

Sun 4/11

5:45 pm-7:10 pm

1 stop17h 25m

London Gatwick

Tue 4/20

10:00 am-3:45 pm

1 stop13h 45m

$724

SeattleLondon

SEA Seattle/Tacoma Intl - LGW London Gatwick

SEALGW

Seattle/Tacoma Intl

Thu 3/4

5:50 pm-3:00 pm

1 stop13h 10m

London Gatwick

Mon 3/8

10:25 am-3:55 pm

1 stop13h 30m

$724

SeattleLondon

SEA Seattle/Tacoma Intl - LHR London Heathrow

SEALHR

Seattle/Tacoma Intl

Fri 12/4

7:15 am-4:00 pm

2 stops24h 45m

London Heathrow

Sun 12/6

6:40 am-10:55 pm

2 stops24h 15m

$725

SeattleLondon

SEA Seattle/Tacoma Intl - LHR London Heathrow

SEALHR

Seattle/Tacoma Intl

Tue 2/9

10:10 am-7:10 am

2 stops37h 00m

London Heathrow

Fri 2/12

6:30 am-2:37 pm

2 stops16h 07m

$748

SeattleLondon

SEA Seattle/Tacoma Intl - LHR London Heathrow

SEALHR

Seattle/Tacoma Intl

Wed 4/28

6:50 pm-5:05 pm

1 stop14h 15m

London Heathrow

Fri 4/30

7:25 am-12:14 am

2 stops24h 49m

$768

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the United Kingdom from

How to get the cheapest flight ticket from State of Washington to United Kingdom

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 United Kingdom?

In general, January is the cheapest month to fly from State of Washington to United Kingdom. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $730. If you aren’t able to travel to United Kingdom during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $776.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from State of Washington to United Kingdom is on a Monday when prices can be found for as low as $925. The most expensive day to fly to United Kingdom is Saturday, with ticket prices averaging around $1,040.

What is the cheapest time of day to depart on your flight to United Kingdom?

According to our data, the cheapest time of day to fly to United Kingdom is at noon. momondo users have found flights departing from State of Washington to United Kingdom at noon for as low as $961. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to United Kingdom are more costly in the evening, with an average ticket price of $999. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Washington to United Kingdom flight route?

Fly from Seattle/Tacoma Intl to London Heathrow for the best Washington - United Kingdom flight prices

How far in advance should I book a flight from Washington to the United Kingdom?

You are more likely to see cheaper flights to United Kingdom from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around $922 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from State of Washington for as low as $862 on momondo.

What cabin class options are available on State of Washington to United Kingdom flights?

There are 4 cabin classes available to choose from on State of Washington to United Kingdom 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 United Kingdom flights?

You could potentially save up to 9% on your flight if you consider stops on a State of Washington to United Kingdom flight.

Cheap State of Washington to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to United Kingdom

Best Price Found

$270

Fastest flight time

9h 25m

Direct flights

Every day

Airports in United Kingdom

1,285 airports
The best one-way flight to United Kingdom from State of Washington in the past 72 hours is $270. The best round-trip flight deal from State of Washington to United Kingdom found on momondo in the last 72 hours is $625.
The fastest flight from State of Washington to United Kingdom takes 9h 25m
Direct flights go from State of Washington to United Kingdom every day.
There are 1,285 airports in United Kingdom. From State of Washington there are direct flights to London Heathrow (LHR).
Search flight deals

Frequently asked questions about flying from Washington to the United Kingdom

  • When did momondo last update prices for flights from Washington to United Kingdom?

    Prices for flights from Washington to United Kingdom were last updated today.

  • How many operators does momondo search for flights from Washington to United Kingdom?

  • How old do you have to be to fly from Washington to United Kingdom?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from State of Washington to United Kingdom?

Best airlines flying from State of Washington to United Kingdom

Compare and see reviews for airlines that fly from State of Washington to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $379Free CancellationRating
7.3
10,472 reviews
Search United Airlines flights
IcelandairPriceFrom $489Free CancellationRating
6.9
767 reviews
Search Icelandair flights
FinnairPriceFrom $542Free CancellationRating
7.6
1,413 reviews
Search Finnair flights
Virgin AtlanticPriceFrom $558Free CancellationRating
7.5
698 reviews
Search Virgin Atlantic flights
Scandinavian AirlinesPriceFrom $580Free CancellationRating
7.5
2,025 reviews
Search Scandinavian Airlines flights
British AirwaysPriceFrom $594Free CancellationRating
6.7
8,286 reviews
Search British Airways flights
Aer LingusPriceFrom $597Free CancellationRating
7.3
1,883 reviews
Search Aer Lingus flights
DeltaPriceFrom $608Free CancellationRating
7.8
8,699 reviews
Search Delta flights
American AirlinesPriceFrom $638Free CancellationRating
7.0
12,226 reviews
Search American Airlines flights
Air FrancePriceFrom $656Free CancellationRating
7.5
1,646 reviews
Search Air France flights

Why use momondo?

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

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

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

Yes. All flights to United Kingdom from Washington on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington to United Kingdom?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington to United Kingdom.

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

If you are simply researching potential flights to United Kingdom, momondo offers a useful price alert feature which will track prices for flights to United Kingdom from Washington and alert you when they change.

An easier way to manage your United Kingdom trip

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Find better results for your trip to the United Kingdom

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