What is the cheapest airline that flies from Washington to United Kingdom?

Icelandair, Alaska Airlines, and United Airlines are the most popular carriers operating from Washington to United Kingdom

How long is the flight from State of Washington to United Kingdom?

The flight from State of Washington to United Kingdom depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Seattle (a popular airport in State of Washington) to London Heathrow Airport (the most popular airport in United Kingdom), then the flight time is 9h 15m on average. If you fly from Pasco (another popular airport in State of Washington) to London Heathrow Airport, then the average flight time is 12h 41m.

What airlines fly to United Kingdom?

British Airways, Icelandair and Delta are the top three most popular airlines that fly to United Kingdom from State of Washington according to our data. British Airways is the first choice among our users, with 29% of people opting to fly with this airline when traveling to United Kingdom. Keep in mind that there are 13 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

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?

As of September 2026, there are 13 operators available to choose from 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.

$233 Cheap Flights from Washington to the United Kingdom in 2026/27

Q: How many flights depart from State of Washington to United Kingdom on average per week?

172 flights are operational weekly from State of Washington to United Kingdom as of September 2026. The most popular departure day for this route is Tue, with 15% of flights per week taking off on this day.

Q: How many flights depart from State of Washington to United Kingdom on average per day?

24 flights are operational daily from State of Washington to United Kingdom as of September 2026. The most popular departure time for this route is 9:00PM, with 55% of flights per day taking off in the evening.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington to the United Kingdom

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:35 pm - 9:55 amSEA Seattle/Tacoma Intl-GLA Glasgow Intl

11h 20m1 stop Reykjavik Keflavik Intl

11:35 am - 5:00 pmGLA Glasgow Intl-SEA Seattle/Tacoma Intl

13h 25m1 stop Reykjavik Keflavik Intl

$570Icelandair

Fri, Nov 6 - Fri, Nov 13

2:35 pm - 9:55 amSEA Seattle/Tacoma Intl-GLA Glasgow Intl

11h 20m1 stop Reykjavik Keflavik Intl

11:55 am - 5:00 pmGLA Glasgow Intl-SEA Seattle/Tacoma Intl

13h 05m1 stop Reykjavik Keflavik Intl

$577Icelandair

Wed, Dec 2 - Tue, Dec 8

7:45 am - 10:40 pmSEA Seattle/Tacoma Intl-MAN Manchester

30h 55m2 stops Toronto Pearson Intl Kastrup Copenhagen

6:35 pm - 1:00 pmMAN Manchester-SEA Seattle/Tacoma Intl

26h 25m2 stops Kastrup Copenhagen Munich Franz Josef Strauss

$589Multiple Airlines

Tue, Nov 10 - Tue, Nov 17

2:35 pm - 10:40 pmSEA Seattle/Tacoma Intl-MAN Manchester

24h 05m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen

8:25 am - 5:00 pmMAN Manchester-SEA Seattle/Tacoma Intl

16h 35m2 stops Kastrup Copenhagen Reykjavik Keflavik Intl

$690Multiple Airlines

Tue, Dec 1 - Wed, Dec 9

6:45 pm - 4:40 pmSEA Seattle/Tacoma Intl-GLA Glasgow Intl

13h 55m1 stop London Heathrow

10:55 am - 4:50 pmGLA Glasgow Intl-SEA Seattle/Tacoma Intl

13h 55m1 stop London Heathrow

$725British Airways

Wed, Feb 24 - Wed, Mar 3

1:30 pm - 1:15 pmSEA Seattle/Tacoma Intl-GLA Glasgow Intl

15h 45m1 stop London Heathrow

8:15 pm - 11:25 amGLA Glasgow Intl-SEA Seattle/Tacoma Intl

23h 10m1 stop London Heathrow

$733British Airways

Tue, Oct 20 - Mon, Nov 9

6:45 pm - 4:40 pmSEA Seattle/Tacoma Intl-GLA Glasgow Intl

13h 55m1 stop London Heathrow

8:45 am - 4:50 pmGLA Glasgow Intl-SEA Seattle/Tacoma Intl

16h 05m1 stop London Heathrow

$734Finnair

Wed, Dec 2 - Tue, Dec 8

10:29 am - 12:50 pmSEA Seattle/Tacoma Intl-GLA Glasgow Intl

18h 21m2 stops Chicago O'Hare Intl London Heathrow

11:55 am - 4:50 pmGLA Glasgow Intl-SEA Seattle/Tacoma Intl

12h 55m1 stop London Heathrow

$739American Airlines

Wed, Dec 2 - Tue, Dec 8

7:10 pm - 4:55 pmSEA Seattle/Tacoma Intl-MAN Manchester

13h 45m1 stop Dublin

8:10 am - 5:10 pmMAN Manchester-SEA Seattle/Tacoma Intl

17h 00m1 stop Dublin

$741Aer Lingus

Sun, Oct 11 - Wed, Oct 21

7:10 pm - 7:50 pmSEA Seattle/Tacoma Intl-EDI Edinburgh Turnhouse

16h 40m1 stop Dublin

9:40 am - 5:10 pmEDI Edinburgh Turnhouse-SEA Seattle/Tacoma Intl

15h 30m1 stop Dublin

$822Aer Lingus

Fri, Oct 9 - Fri, Oct 23

Cheap last minute flights

Enter your travel dates to find the best prices.

1:00 pm - 11:20 amGEG Spokane-LHR London Heathrow

14h 20m1 stop Seattle/Tacoma Intl

6:30 am - 4:58 pmLHR London Heathrow-GEG Spokane

18h 28m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

$747Delta

Wed, Sep 30 - Thu, Oct 15

4:19 pm - 5:35 pmGEG Spokane-LHR London Heathrow

17h 16m1 stop Los Angeles

2:30 pm - 11:59 pmLHR London Heathrow-GEG Spokane

17h 29m1 stop Los Angeles

$753Virgin Atlantic

Wed, Sep 30 - Fri, Oct 16

4:19 pm - 5:35 pmGEG Spokane-LHR London Heathrow

17h 16m1 stop Los Angeles

10:55 am - 6:29 pmLHR London Heathrow-GEG Spokane

15h 34m1 stop Salt Lake City

$753Virgin Atlantic

Wed, Sep 30 - Thu, Oct 15

3:00 pm - 9:00 pmSEA Seattle/Tacoma Intl-LHR London Heathrow

22h 00m2 stops Vancouver Intl Halifax Intl

6:55 am - 4:59 pmLHR London Heathrow-SEA Seattle/Tacoma Intl

18h 04m1 stop Munich Franz Josef Strauss

$772Multiple Airlines

Fri, Oct 2 - Tue, Oct 20

6:50 pm - 7:40 pmSEA Seattle/Tacoma Intl-LHR London Heathrow

16h 50m1 stop Munich Franz Josef Strauss

1:50 pm - 6:32 pmLHR London Heathrow-SEA Seattle/Tacoma Intl

36h 42m2 stops Zurich Vancouver Intl

$774Multiple Airlines

Fri, Oct 2 - Tue, Oct 20

9:40 pm - 3:05 pmSEA Seattle/Tacoma Intl-LHR London Heathrow

9h 25mnonstop

5:00 pm - 7:00 pmLHR London Heathrow-SEA Seattle/Tacoma Intl

10h 00mnonstop

$779Alaska Airlines

Wed, Sep 30 - Sun, Oct 4

9:40 pm - 3:05 pmSEA Seattle/Tacoma Intl-LHR London Heathrow

9h 25mnonstop

5:00 pm - 7:00 pmLHR London Heathrow-SEA Seattle/Tacoma Intl

10h 00mnonstop

$779Alaska Airlines

Mon, Sep 28 - Mon, Oct 5

9:50 pm - 3:35 pmSEA Seattle/Tacoma Intl-LHR London Heathrow

9h 45mnonstop

6:30 pm - 8:55 pmLHR London Heathrow-SEA Seattle/Tacoma Intl

10h 25mnonstop

$779Delta

Mon, Sep 28 - Sun, Oct 4

1:40 pm - 10:50 amSEA Seattle/Tacoma Intl-LHR London Heathrow

13h 10m1 stop Chicago O'Hare Intl

9:50 am - 11:35 amLHR London Heathrow-SEA Seattle/Tacoma Intl

9h 45mnonstop

$783American Airlines

Thu, Oct 1 - Tue, Oct 20

1:40 pm - 11:15 amSEA Seattle/Tacoma Intl-LHR London Heathrow

13h 35m1 stop Chicago O'Hare Intl

9:50 am - 11:35 amLHR London Heathrow-SEA Seattle/Tacoma Intl

9h 45mnonstop

$784American Airlines

Fri, Oct 2 - Tue, Oct 20

Cheap direct flights

Enter your travel dates to find the best prices.

6:45 pm - 12:10 pmSEA Seattle/Tacoma Intl-LHR London Heathrow

9h 25mnonstop

2:55 pm - 4:50 pmLHR London Heathrow-SEA Seattle/Tacoma Intl

9h 55mnonstop

$772British Airways

Wed, Feb 3 - Sun, Feb 7

6:45 pm - 12:10 pmSEA Seattle/Tacoma Intl-LHR London Heathrow

9h 25mnonstop

2:55 pm - 4:50 pmLHR London Heathrow-SEA Seattle/Tacoma Intl

9h 55mnonstop

$772British Airways

Wed, Jan 13 - Sun, Jan 24

1:40 pm - 7:10 amSEA Seattle/Tacoma Intl-LHR London Heathrow

9h 30mnonstop

2:55 pm - 4:50 pmLHR London Heathrow-SEA Seattle/Tacoma Intl

9h 55mnonstop

$774Iberia

Thu, Nov 19 - Tue, Nov 24

4:50 pm - 10:40 amSEA Seattle/Tacoma Intl-LHR London Heathrow

9h 50mnonstop

12:20 pm - 2:50 pmLHR London Heathrow-SEA Seattle/Tacoma Intl

10h 30mnonstop

$779Delta

Wed, Nov 25 - Sun, Dec 6

5:45 pm - 11:40 amSEA Seattle/Tacoma Intl-LHR London Heathrow

9h 55mnonstop

12:20 pm - 2:50 pmLHR London Heathrow-SEA Seattle/Tacoma Intl

10h 30mnonstop

$779Delta

Sat, Oct 24 - Tue, Nov 3

1:30 pm - 6:45 amSEA Seattle/Tacoma Intl-LHR London Heathrow

9h 15mnonstop

2:55 pm - 5:50 pmLHR London Heathrow-SEA Seattle/Tacoma Intl

9h 55mnonstop

$779American Airlines

Thu, Oct 22 - Thu, Oct 29

1:30 pm - 6:45 amSEA Seattle/Tacoma Intl-LHR London Heathrow

9h 15mnonstop

9:25 am - 12:25 pmLHR London Heathrow-SEA Seattle/Tacoma Intl

10h 00mnonstop

$779American Airlines

Sun, Oct 18 - Sat, Oct 31

4:50 pm - 10:40 amSEA Seattle/Tacoma Intl-LHR London Heathrow

9h 50mnonstop

12:20 pm - 2:50 pmLHR London Heathrow-SEA Seattle/Tacoma Intl

10h 30mnonstop

$779KLM

Sat, Nov 28 - Thu, Dec 10

5:30 pm - 11:20 amSEA Seattle/Tacoma Intl-LHR London Heathrow

9h 50mnonstop

12:20 pm - 3:54 pmLHR London Heathrow-SEA Seattle/Tacoma Intl

10h 34mnonstop

$779KLM

Tue, Oct 13 - Mon, Oct 26

6:45 pm - 12:10 pmSEA Seattle/Tacoma Intl-LHR London Heathrow

9h 25mnonstop

2:55 pm - 4:50 pmLHR London Heathrow-SEA Seattle/Tacoma Intl

9h 55mnonstop

$787Iberia

Fri, Nov 27 - Wed, Dec 2

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Delta flights from State of Washington to United Kingdom

Our best Delta deals on State of Washington to United Kingdom flight tickets

Delta

Sep 30

GEG1:00 pmSpokane

14h 20m

1 stop

LHR11:20 amLondon Heathrow

Oct 15

LHR6:30 amLondon Heathrow

18h 28m

2 stops

GEG4:58 pmSpokane

$747

Delta

Oct 28

GEG5:10 amSpokane

18h 55m

2 stops

LHR7:05 amLondon Heathrow

Nov 3

LHR11:30 amLondon Heathrow

20h 29m

2 stops

GEG11:59 pmSpokane

$751

Delta

Oct 5

PSC3:25 pmPasco Tri Cities

16h 10m

1 stop

LHR3:35 pmLondon Heathrow

Oct 13

LHR10:55 amLondon Heathrow

13h 44m

1 stop

PSC4:39 pmPasco Tri Cities

$754

KLM flights from State of Washington to United Kingdom

Our best KLM deals on State of Washington to United Kingdom flight tickets

KLM

Oct 11

GEG1:59 pmSpokane

15h 06m

1 stop

LHR1:05 pmLondon Heathrow

Oct 27

LHR9:50 amLondon Heathrow

17h 18m

1 stop

GEG8:08 pmSpokane

$744

KLM

Mar 14

PSC12:35 pmPasco Tri Cities

15h 05m

1 stop

LHR10:40 amLondon Heathrow

Apr 2

LHR10:50 amLondon Heathrow

13h 28m

1 stop

PSC4:18 pmPasco Tri Cities

$772

KLM

Mar 14

SEA6:00 pmSeattle/Tacoma Intl

9h 40m

LHR10:40 amLondon Heathrow

Mar 28

LHR5:45 pmLondon Heathrow

10h 18m

SEA8:03 pmSeattle/Tacoma Intl

$793

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

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Fri 11/6

2:35 pm-9:55 am

1 stop11h 20m

Glasgow Intl

Fri 11/13

11:35 am-5:00 pm

1 stop13h 25m

$570

Quickest round-trip

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Wed 12/2

2:35 pm-9:55 am

1 stop11h 20m

Glasgow Intl

Tue 12/8

11:55 am-5:00 pm

1 stop13h 05m

$577

SeattleManchester

SEA Seattle/Tacoma Intl - MAN Manchester

SEAMAN

Seattle/Tacoma Intl

Tue 11/10

7:45 am-10:40 pm

2 stops30h 55m

Manchester

Tue 11/17

6:35 pm-1:00 pm

2 stops26h 25m

$589

SeattleManchester

SEA Seattle/Tacoma Intl - MAN Manchester

SEAMAN

Seattle/Tacoma Intl

Tue 12/1

2:35 pm-10:40 pm

2 stops24h 05m

Manchester

Wed 12/9

8:25 am-5:00 pm

2 stops16h 35m

$690

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Wed 2/24

6:45 pm-4:40 pm

1 stop13h 55m

Glasgow Intl

Wed 3/3

10:55 am-4:50 pm

1 stop13h 55m

$725

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Tue 10/20

1:30 pm-1:15 pm

1 stop15h 45m

Glasgow Intl

Mon 11/9

8:15 pm-11:25 am

1 stop23h 10m

$733

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Wed 12/2

6:45 pm-4:40 pm

1 stop13h 55m

Glasgow Intl

Tue 12/8

8:45 am-4:50 pm

1 stop16h 05m

$734

SeattleGlasgow

SEA Seattle/Tacoma Intl - GLA Glasgow Intl

SEAGLA

Seattle/Tacoma Intl

Wed 12/2

10:29 am-12:50 pm

2 stops18h 21m

Glasgow Intl

Tue 12/8

11:55 am-4:50 pm

1 stop12h 55m

$739

SeattleManchester

SEA Seattle/Tacoma Intl - MAN Manchester

SEAMAN

Seattle/Tacoma Intl

Sun 10/11

7:10 pm-4:55 pm

1 stop13h 45m

Manchester

Wed 10/21

8:10 am-5:10 pm

1 stop17h 00m

$741

SeattleEdinburgh

SEA Seattle/Tacoma Intl - EDI Edinburgh Turnhouse

SEAEDI

Seattle/Tacoma Intl

Fri 10/9

7:10 pm-7:50 pm

1 stop16h 40m

Edinburgh Turnhouse

Fri 10/23

9:40 am-5:10 pm

1 stop15h 30m

$822

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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 $692. If you aren’t able to travel to United Kingdom during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $735.

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 $904. The most expensive day to fly to United Kingdom is Saturday, with ticket prices averaging around $1,008.

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 $943. 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 $977. 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 $878 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 $820 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?

No. A direct flight is the cheapest option for a flight between State of Washington to United Kingdom.

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	$233
Fastest flight time	9h 15m
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 $233. The best round-trip flight deal from State of Washington to United Kingdom found on momondo in the last 72 hours is $570.

The fastest flight from State of Washington to United Kingdom takes 9h 15m

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?
As of September 2026, there are 13 operators available to choose from 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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from State of Washington to United Kingdom is Boeing 787-10 Dreamliner (27.69% of total bookings). The next most popular plane models are Airbus A330-900neo (17.30%), Boeing 777-300ER (15.66%), and Boeing 787-9 Dreamliner (11.93%).

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 Airlines	PriceFrom $440	Free Cancellation	Rating 7.4 10,243 reviews	Search United Airlines flights
Icelandair	PriceFrom $497	Free Cancellation	Rating 6.9 753 reviews	Search Icelandair flights
Aer Lingus	PriceFrom $535	Free Cancellation	Rating 7.3 1,791 reviews	Search Aer Lingus flights
Virgin Atlantic	PriceFrom $558	Free Cancellation	Rating 7.4 694 reviews	Search Virgin Atlantic flights
Scandinavian Airlines	PriceFrom $580	Free Cancellation	Rating 7.4 1,997 reviews	Search Scandinavian Airlines flights
British Airways	PriceFrom $586	Free Cancellation	Rating 6.7 8,237 reviews	Search British Airways flights
Finnair	PriceFrom $590	Free Cancellation	Rating 7.6 1,431 reviews	Search Finnair flights
Delta	PriceFrom $608	Free Cancellation	Rating 7.8 8,610 reviews	Search Delta flights
Air France	PriceFrom $610	Free Cancellation	Rating 7.5 1,651 reviews	Search Air France flights
American Airlines	PriceFrom $638	Free Cancellation	Rating 7.0 12,102 reviews	Search American Airlines 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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities

Other flights from Washington

Other flights to the United Kingdom

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in the United Kingdom

Flights to Londonfrom $396

Flights to Manchesterfrom $463

Flights to Edinburghfrom $426

Flights to Glasgowfrom $478

Flights to Birminghamfrom $469

Flights to Newcastle upon Tynefrom $525

Flights to Belfastfrom $669

Flights to Bristolfrom $560

Flights to Invernessfrom $621

Flights to Leedsfrom $528

Flights to Aberdeenfrom $666

Flights to Liverpoolfrom $524

Cheap flights from Washington to the United Kingdom from $233

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 the United Kingdom departing on 10/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Washington to the United Kingdom

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Delta flights from State of Washington to United Kingdom

Our best Delta deals on State of Washington to United Kingdom flight tickets

KLM flights from State of Washington to United Kingdom

Our best KLM deals on State of Washington to United Kingdom flight tickets

momondo Fare Finder

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

See travel insights to the United Kingdom from

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

What is the cheapest month to fly to United Kingdom?

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

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

What is the cheapest Washington to United Kingdom flight route?

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

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

Can stopping save me money on State of Washington to United Kingdom flights?

What is the cheapest airline that flies from Washington to United Kingdom?

What airlines fly to United Kingdom?

How many flights depart from State of Washington to United Kingdom on average per day?

How many flights depart from State of Washington to United Kingdom on average per week?

How long is the flight from State of Washington to United Kingdom?

Cheap State of Washington to United Kingdom flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in United Kingdom

Frequently asked questions about flying from Washington to the 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

Why use momondo?

An easier way to manage your United Kingdom trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo

State of Washington flight routes

According to popular flight searches on momondo this year

United Kingdom flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to the United Kingdom

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to the United Kingdom

List of cabin classes available on flights landing in the United Kingdom. Availability may vary depending on flight origin and airline.

Complete your trip to the United Kingdom

Explore popular destinations other users love

According to popular flight searches on momondo this year