Flights to Washington

£374 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 19/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Recent flights found to popular cities in Washington

Find flights to these popular cities in Washington from your nearest airport.
Icelandair
19 May
LGW
13h 00m
1 stop
SEA
2 Jun
SEA
15h 00m
1 stop
LGW
£374
Icelandair
15 May
MAN
15h 35m
1 stop
SEA
23 May
SEA
12h 00m
1 stop
MAN
£374
Icelandair
5 Feb
LGW
13h 05m
1 stop
SEA
9 Feb
SEA
12h 20m
1 stop
LGW
£374
United Airlines
11 Feb
LHR
14h 45m
1 stop
SEA
18 Feb
SEA
39h 13m
2 stops
LHR
£374
Icelandair
2 Feb
LGW
13h 05m
1 stop
SEA
8 Feb
SEA
12h 20m
1 stop
LGW
£375
Icelandair
12 Jun
LGW
13h 00m
1 stop
SEA
19 Jun
SEA
11h 40m
1 stop
LGW
£376
United Airlines
5 Mar
LHR
18h 34m
2 stops
SEA
17 Mar
SEA
18h 26m
2 stops
LHR
£376
Virgin Atlantic
18 Feb
LHR
10h 25m
SEA
2 Mar
SEA
15h 05m
1 stop
LHR
£377
Lufthansa
17 Feb
LHR
25h 05m
1 stop
SEA
24 Feb
SEA
16h 15m
2 stops
LHR
£377
Virgin Atlantic
2 Feb
LHR
31h 55m
1 stop
SEA
16 Feb
SEA
16h 20m
1 stop
LHR
£378
Icelandair
2 Feb
LGW
13h 05m
1 stop
SEA
6 Feb
SEA
12h 20m
1 stop
LGW
£379
Icelandair
24 Apr
LHR
15h 35m
1 stop
SEA
3 May
SEA
17h 20m
1 stop
LHR
£379
United Airlines
17 Feb
LHR
20h 07m
2 stops
GEG
24 Feb
GEG
20h 15m
1 stop
LHR
£521
Lufthansa
17 Feb
LHR
21h 27m
2 stops
GEG
24 Feb
GEG
24h 22m
2 stops
LHR
£522
United Airlines
5 Feb
LHR
20h 41m
2 stops
GEG
8 Feb
GEG
21h 07m
1 stop
LHR
£525
United Airlines
5 Feb
LHR
20h 41m
2 stops
GEG
8 Feb
GEG
16h 32m
1 stop
LHR
£526
United Airlines
4 May
LHR
34h 36m
2 stops
GEG
10 May
GEG
17h 55m
2 stops
LHR
£533
United Airlines
4 May
LHR
34h 36m
2 stops
GEG
10 May
GEG
17h 55m
2 stops
LHR
£535
Finnair
10 Mar
LHR
37h 27m
1 stop
GEG
17 Mar
GEG
17h 50m
1 stop
LHR
£537
United Airlines
10 Mar
LHR
21h 28m
2 stops
GEG
17 Mar
GEG
19h 25m
2 stops
LHR
£541
United Airlines
10 Mar
LHR
21h 28m
2 stops
GEG
17 Mar
GEG
21h 50m
2 stops
LHR
£542
United Airlines
5 Feb
LHR
17h 47m
1 stop
GEG
8 Feb
GEG
15h 50m
1 stop
LHR
£549
United Airlines
5 Feb
LHR
17h 11m
1 stop
GEG
8 Feb
GEG
12h 30m
1 stop
LHR
£549
United Airlines
5 Feb
LHR
17h 47m
1 stop
GEG
8 Feb
GEG
15h 50m
1 stop
LHR
£550
Multiple Airlines
7 Mar
LHR
14h 59m
1 stop
BLI
14 Mar
BLI
17h 27m
1 stop
LHR
£676
Multiple Airlines
7 Mar
LHR
19h 42m
2 stops
BLI
14 Mar
BLI
15h 57m
2 stops
LHR
£689
Multiple Airlines
7 Mar
LHR
16h 52m
1 stop
BLI
14 Mar
BLI
30h 46m
2 stops
LHR
£710
United Airlines
4 Feb
LHR
21h 45m
2 stops
PSC
8 Feb
PSC
17h 25m
1 stop
LHR
£549
United Airlines
4 Feb
LHR
21h 48m
2 stops
PSC
8 Feb
PSC
17h 20m
2 stops
LHR
£549
United Airlines
4 Feb
LHR
21h 48m
2 stops
PSC
8 Feb
PSC
20h 40m
1 stop
LHR
£550
United Airlines
4 Feb
EDI
21h 48m
2 stops
PSC
8 Feb
PSC
18h 55m
2 stops
EDI
£623
United Airlines
4 Feb
EDI
21h 48m
2 stops
PSC
8 Feb
PSC
18h 55m
2 stops
EDI
£625
United Airlines
3 Jun
LHR
22h 59m
2 stops
PSC
8 Jun
PSC
16h 25m
1 stop
LHR
£635
Virgin Atlantic
3 Jun
LHR
14h 04m
1 stop
PSC
8 Jun
PSC
15h 35m
1 stop
LHR
£651
United Airlines
2 Jun
LHR
18h 39m
1 stop
PSC
8 Jun
PSC
16h 25m
1 stop
LHR
£663
British Airways
4 Feb
LHR
14h 02m
1 stop
PSC
8 Feb
PSC
14h 57m
1 stop
LHR
£803
British Airways
4 Feb
LHR
14h 02m
1 stop
PSC
8 Feb
PSC
14h 57m
1 stop
LHR
£806
British Airways
4 Feb
LHR
14h 02m
1 stop
PSC
8 Feb
PSC
14h 57m
1 stop
LHR
£924
United Airlines
7 Jun
LHR
14h 04m
1 stop
PSC
9 Aug
PSC
33h 25m
1 stop
LHR
£928

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
15:40 - 20:40
LGW
-
SEA
13h 00m
1 stop
Icelandair Logo
15:40 - 14:40
SEA
-
LGW
15h 00m
1 stop
£374Icelandair
Tue, 19 May - Tue, 2 Jun
Icelandair Logo
13:05 - 20:40
MAN
-
SEA
15h 35m
1 stop
Icelandair Logo
15:40 - 11:40
SEA
-
MAN
12h 00m
1 stop
£374Icelandair
Fri, 15 May - Sat, 23 May
United Airlines Logo
06:35 - 13:20
LHR
-
SEA
14h 45m
1 stop
United Airlines Logo
08:17 - 07:30
SEA
-
LHR
39h 13m
2 stops
£374United Airlines
Wed, 11 Feb - Wed, 18 Feb
United Airlines Logo
07:30 - 18:04
LHR
-
SEA
18h 34m
2 stops
United Airlines Logo
05:00 - 07:25
SEA
-
LHR
19h 25m
1 stop
£376United Airlines
Thu, 5 Mar - Tue, 17 Mar
Virgin Atlantic Logo
12:20 - 14:45
LHR
-
SEA
10h 25mdirect
Virgin Atlantic Logo
08:30 - 08:45
SEA
-
LHR
16h 15m
1 stop
£377Virgin Atlantic
Wed, 18 Feb - Wed, 25 Feb
Lufthansa Logo
20:15 - 13:20
LHR
-
SEA
25h 05m
1 stop
Lufthansa Logo
09:55 - 10:10
SEA
-
LHR
16h 15m
2 stops
£377Lufthansa
Tue, 17 Feb - Tue, 24 Feb
Virgin Atlantic Logo
11:45 - 11:40
LHR
-
SEA
31h 55m
1 stop
Virgin Atlantic Logo
07:30 - 07:50
SEA
-
LHR
16h 20m
1 stop
£378Virgin Atlantic
Mon, 2 Feb - Mon, 16 Feb
Lufthansa Logo
18:15 - 12:10
LCY
-
SEA
25h 55m
1 stop
Lufthansa Logo
14:00 - 17:40
SEA
-
LCY
19h 40m
1 stop
£409Lufthansa
Fri, 13 Feb - Thu, 19 Feb
British Airways Logo
06:45 - 11:35
MAN
-
SEA
12h 50m
1 stop
British Airways Logo
20:20 - 16:05
SEA
-
MAN
11h 45m
1 stop
£426British Airways
Sat, 16 May - Sun, 24 May
British Airways Logo
19:15 - 00:20
LCY
-
PDX
36h 05m
2 stops
British Airways Logo
11:46 - 14:35
PDX
-
LCY
19h 49m
2 stops
£578British Airways
Mon, 9 Mar - Mon, 16 Mar

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 22 January 2026.
Use the filters below to find and compare flights to Washington that are best for you.

Fly from

Route

Depart

Return

Price

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Tue 19/5

15:40-20:40

1 stop13h 00m

Seattle/Tacoma Intl

Tue 2/6

15:40-14:40

1 stop15h 00m

£374

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Fri 15/5

13:05-20:40

1 stop15h 35m

Seattle/Tacoma Intl

Sat 23/5

15:40-11:40

1 stop12h 00m

£374

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 11/2

06:35-13:20

1 stop14h 45m

Seattle/Tacoma Intl

Wed 18/2

08:17-07:30

2 stops39h 13m

£374

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Thu 5/3

07:30-18:04

2 stops18h 34m

Seattle/Tacoma Intl

Tue 17/3

05:00-07:25

1 stop19h 25m

£376

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 18/2

12:20-14:45

Nonstop10h 25m

Seattle/Tacoma Intl

Wed 25/2

08:30-08:45

1 stop16h 15m

£377

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Tue 17/2

20:15-13:20

1 stop25h 05m

Seattle/Tacoma Intl

Tue 24/2

09:55-10:10

2 stops16h 15m

£377

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 2/2

11:45-11:40

1 stop31h 55m

Seattle/Tacoma Intl

Mon 16/2

07:30-07:50

1 stop16h 20m

£378

LondonSeattle

LCY - SEA

LCYSEA

London City

Fri 13/2

18:15-12:10

1 stop25h 55m

Seattle/Tacoma Intl

Thu 19/2

14:00-17:40

1 stop19h 40m

£409

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Sat 16/5

06:45-11:35

1 stop12h 50m

Seattle/Tacoma Intl

Sun 24/5

20:20-16:05

1 stop11h 45m

£426

LondonPortland

LCY - PDX

LCYPDX

London City

Mon 9/3

19:15-00:20

2 stops36h 05m

Portland

Mon 16/3

11:46-14:35

2 stops19h 49m

£578

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 £774/per person and the cheapest flight to State of Washington is £42/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 £583. 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 £653.

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

£245

Best Round-Trip Price

£374

Fastest flight time

13h 05m

Popular in

August
The best one-way flight price to Washington from United Kingdom in the last 72 hours is £245 (London Gatwick to Portland).
The best round-trip flight price to Washington from United Kingdom in the last 72 hours is £374 (London Gatwick to Seattle/Tacoma Intl).
The fastest flight to Washington from United Kingdom takes 13h 05m (London Gatwick to Seattle/Tacoma Intl).
August has the highest demand for flights to Washington, with a 17% 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 Space Needle. Which airport is the quickest drive?

For the quickest drive from an arrival airport to Space Needle, 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 £399 per ticket recently. However, the average price tends to be £1,573 and anything for £1,368 or less is a good deal. £15,731 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 Tuesday, 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 21/2
Sat 28/2

Find better results for your trip to Washington