Flights to Washington

£515 Cheap flights to Washington

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Washington departing on 4/6. 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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Recent flights found to popular cities in Washington

Find flights to these popular cities in Washington from your nearest airport.
Multiple Airlines
4 Jun
GLA
16h 05m
1 stop
SEA
11 Jun
SEA
11h 45m
1 stop
GLA
£515
Multiple Airlines
1 Jun
NCL
15h 05m
1 stop
SEA
16 Jun
SEA
17h 10m
1 stop
NCL
£521
Icelandair
30 May
LHR
22h 20m
1 stop
SEA
16 Jun
SEA
12h 55m
1 stop
LHR
£521
Icelandair
28 Jun
LGW
30h 45m
1 stop
SEA
16 Jul
SEA
11h 40m
1 stop
LGW
£522
Icelandair
26 Jun
LHR
22h 20m
1 stop
SEA
14 Jul
SEA
12h 15m
1 stop
LHR
£522
Icelandair
25 Jun
LGW
12h 55m
1 stop
SEA
9 Jul
SEA
11h 40m
1 stop
LGW
£522
Icelandair
22 Jun
LHR
22h 20m
1 stop
SEA
20 Jul
SEA
12h 15m
1 stop
LHR
£522
Icelandair
26 Jun
LGW
13h 00m
1 stop
SEA
13 Jul
SEA
15h 00m
1 stop
LGW
£523
Icelandair
29 Jun
LHR
22h 20m
1 stop
SEA
16 Jul
SEA
12h 55m
1 stop
LHR
£523
Icelandair
28 Jun
LGW
30h 45m
1 stop
SEA
15 Jul
SEA
11h 40m
1 stop
LGW
£524
Icelandair
19 May
LHR
28h 30m
1 stop
SEA
6 Jun
SEA
12h 55m
1 stop
LHR
£525
Multiple Airlines
27 May
STN
18h 40m
1 stop
SEA
3 Jun
SEA
20h 10m
1 stop
STN
£525
United Airlines
9 Sept
LHR
33h 55m
2 stops
GEG
13 Sept
GEG
33h 40m
1 stop
LHR
£656
United Airlines
9 Sept
LHR
33h 55m
2 stops
GEG
13 Sept
GEG
35h 29m
1 stop
LHR
£657
United Airlines
9 Sept
LHR
20h 36m
2 stops
GEG
13 Sept
GEG
34h 28m
1 stop
LHR
£659
United Airlines
9 Sept
LHR
14h 14m
1 stop
GEG
13 Sept
GEG
34h 28m
1 stop
LHR
£686
United Airlines
9 Sept
LHR
18h 41m
1 stop
GEG
13 Sept
GEG
14h 57m
1 stop
LHR
£713
United Airlines
9 Sept
LHR
17h 39m
1 stop
GEG
13 Sept
GEG
14h 57m
1 stop
LHR
£714
Lufthansa
6 Jul
LHR
17h 40m
1 stop
GEG
13 Jul
GEG
17h 33m
1 stop
LHR
£776
Lufthansa
6 Jul
LHR
17h 40m
1 stop
GEG
13 Jul
GEG
14h 33m
1 stop
LHR
£777
Lufthansa
6 Jul
LHR
17h 40m
1 stop
GEG
13 Jul
GEG
20h 44m
2 stops
LHR
£779
Lufthansa
6 Jul
LHR
17h 40m
1 stop
GEG
13 Jul
GEG
20h 44m
2 stops
LHR
£780
United Airlines
9 Sept
LHR
17h 59m
2 stops
GEG
13 Sept
GEG
17h 55m
2 stops
LHR
£798
United Airlines
9 Sept
LHR
19h 34m
2 stops
GEG
13 Sept
GEG
17h 55m
2 stops
LHR
£799
United Airlines
17 Sept
EDI
58h 35m
2 stops
PSC
21 Sept
PSC
34h 25m
2 stops
EDI
£793
United Airlines
17 Sept
EDI
55h 45m
2 stops
PSC
21 Sept
PSC
34h 25m
2 stops
EDI
£795
Scandinavian Airlines
7 Jun
LHR
25h 19m
3 stops
PSC
9 Aug
PSC
21h 14m
2 stops
LHR
£868
Scandinavian Airlines
7 Jun
LHR
25h 19m
3 stops
PSC
9 Aug
PSC
25h 14m
2 stops
LHR
£870
Scandinavian Airlines
8 Jun
LHR
37h 19m
2 stops
PSC
16 Aug
PSC
28h 00m
2 stops
LHR
£917
United Airlines
17 Sept
EDI
19h 13m
2 stops
PSC
21 Sept
PSC
21h 10m
3 stops
EDI
£930
United Airlines
17 Sept
EDI
19h 13m
2 stops
PSC
21 Sept
PSC
21h 10m
3 stops
EDI
£930
Alaska Airlines
7 Jun
LHR
37h 24m
2 stops
PSC
9 Aug
PSC
24h 03m
2 stops
LHR
£953
Alaska Airlines
7 Jun
LHR
37h 24m
2 stops
PSC
9 Aug
PSC
24h 03m
2 stops
LHR
£954
Alaska Airlines
7 Jun
LHR
37h 24m
2 stops
PSC
9 Aug
PSC
24h 03m
2 stops
LHR
£956
Scandinavian Airlines
7 Jun
LHR
20h 20m
3 stops
PSC
9 Aug
PSC
22h 24m
3 stops
LHR
£971
Scandinavian Airlines
7 Jun
LHR
25h 19m
3 stops
PSC
9 Aug
PSC
27h 40m
2 stops
LHR
£976
Icelandair
22 Jun
LHR
34h 34m
2 stops
BLI
8 Jul
BLI
18h 54m
2 stops
LHR
£797
Icelandair
22 Jun
LHR
27h 21m
2 stops
BLI
8 Jul
BLI
18h 54m
2 stops
LHR
£814
Icelandair
22 Jun
LHR
27h 21m
2 stops
BLI
8 Jul
BLI
18h 54m
2 stops
LHR
£817
Multiple Airlines
22 Jun
LHR
34h 34m
2 stops
BLI
8 Jul
BLI
18h 54m
2 stops
LHR
£828
Multiple Airlines
22 Jun
LHR
34h 34m
2 stops
BLI
8 Jul
BLI
18h 54m
2 stops
LHR
£830
Alaska Airlines
22 Jun
LHR
14h 59m
1 stop
BLI
8 Jul
BLI
17h 16m
1 stop
LHR
£876
Alaska Airlines
22 May
LHR
32h 13m
1 stop
BLI
26 Sept
BLI
11h 39m
1 stop
LHR
£879
Alaska Airlines
22 Jun
LHR
14h 59m
1 stop
BLI
8 Jul
BLI
17h 16m
1 stop
LHR
£879
Alaska Airlines
22 Jun
LHR
14h 59m
1 stop
BLI
8 Jul
BLI
17h 16m
1 stop
LHR
£887
Alaska Airlines
22 Jun
LHR
14h 59m
1 stop
BLI
8 Jul
BLI
25h 05m
1 stop
LHR
£890
Multiple Airlines
20 May
LHR
23h 27m
3 stops
BLI
1 Jun
BLI
19h 35m
2 stops
LHR
£964
Multiple Airlines
20 May
LHR
22h 12m
2 stops
BLI
1 Jun
BLI
19h 35m
2 stops
LHR
£972

Find the cheapest flights from the United Kingdom to Washington

Recent return flight deals from the United Kingdom to Washington

Enter your travel dates to find the best prices.
Icelandair Logo
21:25 - 11:45
LHR
-
SEA
22h 20m
1 stop
Icelandair Logo
23:25 - 20:20
SEA
-
LHR
12h 55m
1 stop
£521Icelandair
Sat, 30 May - Mon, 15 Jun
Icelandair Logo
13:00 - 11:45
LGW
-
SEA
30h 45m
1 stop
Icelandair Logo
19:00 - 14:40
SEA
-
LGW
11h 40m
1 stop
£522Icelandair
Sun, 28 Jun - Thu, 16 Jul
Scandinavian Airlines Logo
09:35 - 13:45
MAN
-
SEA
12h 10m
1 stop
Scandinavian Airlines Logo
15:55 - 08:55
SEA
-
MAN
33h 00m
1 stop
£573Scandinavian Airlines
Sat, 30 May - Sat, 6 Jun
Scandinavian Airlines Logo
09:35 - 13:45
MAN
-
SEA
12h 10m
1 stop
Scandinavian Airlines Logo
15:55 - 12:05
SEA
-
MAN
36h 10m
2 stops
£576Scandinavian Airlines
Sat, 30 May - Sat, 6 Jun
KLM Logo
10:00 - 16:30
LCY
-
SEA
14h 30m
1 stop
KLM Logo
13:55 - 09:30
SEA
-
LCY
11h 35m
1 stop
£592KLM
Mon, 25 May - Mon, 1 Jun
KLM Logo
10:00 - 16:35
LCY
-
SEA
14h 35m
1 stop
KLM Logo
13:50 - 09:30
SEA
-
LCY
11h 40m
1 stop
£596KLM
Tue, 8 Sep - Tue, 22 Sep
Virgin Atlantic Logo
09:20 - 16:35
LCY
-
SEA
15h 15m
1 stop
Virgin Atlantic Logo
13:50 - 09:30
SEA
-
LCY
11h 40m
1 stop
£613Virgin Atlantic
Thu, 3 Sep - Fri, 18 Sep
Virgin Atlantic Logo
10:00 - 16:30
LCY
-
SEA
14h 30m
1 stop
Virgin Atlantic Logo
17:40 - 16:40
SEA
-
LCY
15h 00m
1 stop
£616Virgin Atlantic
Mon, 25 May - Tue, 26 May
Lufthansa Logo
06:30 - 19:06
LHR
-
PDX
20h 36m
2 stops
Lufthansa Logo
10:35 - 12:35
PDX
-
LHR
18h 00m
1 stop
£672Lufthansa
Wed, 9 Sep - Wed, 23 Sep
Lufthansa Logo
06:30 - 19:06
LHR
-
PDX
20h 36m
2 stops
Lufthansa Logo
10:35 - 09:40
PDX
-
LHR
15h 05m
1 stop
£674Lufthansa
Wed, 9 Sep - Wed, 23 Sep

momondo Fare Finder

 
Locate flights to Washington that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 279,928 searches and data was last updated on 30 April 2026.
Use the filters below to find and compare flights to Washington that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Sat 30/5

21:25-11:45

1 stop22h 20m

Seattle/Tacoma Intl

Mon 15/6

23:25-20:20

1 stop12h 55m

£521

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Sun 28/6

13:00-11:45

1 stop30h 45m

Seattle/Tacoma Intl

Thu 16/7

19:00-14:40

1 stop11h 40m

£522

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Sat 30/5

09:35-13:45

1 stop12h 10m

Seattle/Tacoma Intl

Sat 6/6

15:55-08:55

1 stop33h 00m

£573

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Sat 30/5

09:35-13:45

1 stop12h 10m

Seattle/Tacoma Intl

Sat 6/6

15:55-12:05

2 stops36h 10m

£576
Fastest return journey

LondonSeattle

LCY - SEA

LCYSEA

London City

Mon 25/5

10:00-16:30

1 stop14h 30m

Seattle/Tacoma Intl

Mon 1/6

13:55-09:30

1 stop11h 35m

£592

LondonSeattle

LCY - SEA

LCYSEA

London City

Tue 8/9

10:00-16:35

1 stop14h 35m

Seattle/Tacoma Intl

Tue 22/9

13:50-09:30

1 stop11h 40m

£596

LondonSeattle

LCY - SEA

LCYSEA

London City

Thu 3/9

09:20-16:35

1 stop15h 15m

Seattle/Tacoma Intl

Fri 18/9

13:50-09:30

1 stop11h 40m

£613

LondonSeattle

LCY - SEA

LCYSEA

London City

Mon 25/5

10:00-16:30

1 stop14h 30m

Seattle/Tacoma Intl

Tue 26/5

17:40-16:40

1 stop15h 00m

£616

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 9/9

06:30-19:06

2 stops20h 36m

Portland

Wed 23/9

10:35-12:35

1 stop18h 00m

£672

LondonPortland

LHR - PDX

LHRPDX

London Heathrow

Wed 9/9

06:30-19:06

2 stops20h 36m

Portland

Wed 23/9

10:35-09:40

1 stop15h 05m

£674

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington from

Washington flights insights and trends

Explore insights for your Washington flight to craft the best travel plan

What is the cheapest flight I can find to State of Washington?

The average flight to State of Washington costs £828/per person and the cheapest flight to State of Washington is £49/per person. This price varies based on a multitude of factors such as departure airport, airline, time of booking and when you plan on travelling.

See prices from:

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from United Kingdom to State of Washington is on a Wednesday. Travellers who choose to depart for State of Washington on a Wednesday will often find tickets for as low as £598. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to State of Washington on Sunday is £670.

Cheapest flights to cities in Washington

Click on the cities below to find out when it's cheapest to fly to Washington from United Kingdom
Seattle
Seattle

Cheap Washington flight deals and tips

Summary info about Washington flight prices, duration and airlines

Best One-Way Price

£304

Best Round-Trip Price

£521

Fastest flight time

13h 59m

Popular in

August
The best one-way flight price to Washington from United Kingdom in the last 72 hours is £304 (London Stansted to Portland).
The best round-trip flight price to Washington from United Kingdom in the last 72 hours is £521 (London Heathrow to Seattle/Tacoma Intl).
The fastest flight to Washington from United Kingdom takes 13h 59m (London Stansted to Seattle/Tacoma Intl).
August has the highest demand for flights to Washington, with a 11% price increase on average.

Frequently asked questions about flying to Washington

What is the best airport to fly into to visit Seattle?

I plan on visiting Seattle Marriott Waterfront. Which airport is the quickest drive?

For the quickest drive from an arrival airport to Seattle Marriott Waterfront, fly into Seattle Airport or Everett Airport, which are closest to the area.

What are the most popular landmarks in State of Washington?

What is the weather like in State of Washington?

State of Washington typically has a temperature range from 5 °C(December) to 19 °C(July). Those looking to avoid rain and/or snow while visiting State of Washington should plan their trip in July, August, or September, as these months are relatively less likely to have precipitation.

Which airlines fly to State of Washington?

How much are flights to State of Washington?

Flights to State of Washington have been found on momondo for as low as £436 per ticket recently. However, the average price tends to be £1,715 and anything for £1,415 or less is a good deal. £15,654 is the most expensive flight we’ve seen in the past week, though you may be able to avoid this price depending on what airport you fly from, what airline you choose, and how far in advance you book your flights.

What is the best day of the week to fly to State of Washington?

If your travel plans are flexible and you’re looking to save money on flights to State of Washington, then be sure to book your departure on a Wednesday. Flying out on a Wednesday, as well as a Thursday, is your best option. Departing on a Sunday tends to be the most expensive day of the week to fly to State of Washington.

When did momondo last update prices for flights to Washington?

Prices for flights to Washington were last updated today.

How many operators does momondo search for flights to Washington?

How old do you have to be to fly to Washington?

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 to Washington.

What documentation or ID do you need to fly to Washington?

The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington.

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

Yes. momondo allows you to filter the results for flights to Washington to just show those with flexible booking policies.

How can momondo help me find flights to Washington?

momondo provides multiple filters to help you find the best flight to Washington. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to 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.

An easier way to manage your Washington trip

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

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1 adult
Sat 30/5
Sat 6/6

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