Flights to Washington

£360 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 16/2. 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.
Aer Lingus
16 Feb
LHR
14h 10m
1 stop
SEA
2 Mar
SEA
11h 30m
1 stop
LHR
£360
Delta
9 Jun
LHR
19h 20m
1 stop
SEA
8 Sept
SEA
9h 45m
LHR
£361
Virgin Atlantic
17 Feb
LHR
13h 05m
1 stop
SEA
24 Feb
SEA
16h 15m
1 stop
LHR
£365
Icelandair
25 Apr
LGW
13h 00m
1 stop
SEA
2 May
SEA
11h 40m
1 stop
LGW
£366
Lufthansa
16 Feb
LHR
13h 40m
1 stop
SEA
2 Mar
SEA
12h 10m
1 stop
LHR
£367
Icelandair
9 Apr
LHR
12h 50m
1 stop
SEA
4 May
SEA
20h 40m
1 stop
LHR
£369
Lufthansa
16 Feb
LHR
13h 40m
1 stop
SEA
2 Mar
SEA
16h 55m
1 stop
LHR
£372
Virgin Atlantic
18 Feb
LHR
10h 25m
SEA
25 Feb
SEA
9h 35m
LHR
£374
Delta
10 Jun
LHR
15h 59m
1 stop
SEA
10 Sept
SEA
9h 45m
LHR
£375
Lufthansa
4 Mar
LHR
13h 40m
1 stop
SEA
18 Mar
SEA
15h 55m
1 stop
LHR
£375
Multiple Airlines
28 Feb
LHR
13h 40m
1 stop
SEA
7 Mar
SEA
14h 40m
1 stop
LHR
£376
Lufthansa
16 Feb
LHR
13h 40m
1 stop
SEA
2 Mar
SEA
12h 10m
1 stop
LHR
£377
United Airlines
10 Mar
LHR
21h 43m
2 stops
GEG
17 Mar
GEG
17h 23m
1 stop
LHR
£556
United Airlines
10 Mar
LHR
21h 28m
2 stops
GEG
17 Mar
GEG
16h 18m
1 stop
LHR
£558
United Airlines
4 May
LHR
21h 00m
2 stops
GEG
10 May
GEG
37h 35m
2 stops
LHR
£573
United Airlines
4 May
LHR
34h 36m
2 stops
GEG
10 May
GEG
37h 35m
2 stops
LHR
£575
United Airlines
10 Mar
LHR
16h 43m
1 stop
GEG
17 Mar
GEG
16h 55m
1 stop
LHR
£581
United Airlines
10 Mar
LHR
16h 43m
1 stop
GEG
17 Mar
GEG
16h 55m
1 stop
LHR
£583
Icelandair
10 Mar
LGW
16h 42m
2 stops
GEG
17 Mar
GEG
15h 55m
2 stops
LGW
£589
United Airlines
4 May
LHR
29h 49m
1 stop
GEG
10 May
GEG
34h 50m
1 stop
LHR
£601
United Airlines
4 May
LHR
14h 26m
1 stop
GEG
10 May
GEG
34h 50m
1 stop
LHR
£602
Lufthansa
3 Mar
LHR
21h 27m
2 stops
GEG
27 May
GEG
21h 59m
2 stops
LHR
£611
United Airlines
3 Mar
LHR
20h 07m
2 stops
GEG
27 May
GEG
17h 25m
1 stop
LHR
£612
United Airlines
4 Mar
LHR
15h 22m
1 stop
GEG
26 May
GEG
17h 25m
1 stop
LHR
£640
Multiple Airlines
3 Apr
LHR
18h 54m
2 stops
BLI
6 Apr
BLI
38h 59m
2 stops
LHR
£846
Multiple Airlines
3 Apr
LHR
15h 29m
1 stop
BLI
6 Apr
BLI
17h 30m
1 stop
LHR
£858
Multiple Airlines
3 Apr
LHR
15h 29m
1 stop
BLI
6 Apr
BLI
21h 10m
2 stops
LHR
£860
United Airlines
18 Mar
LHR
52h 51m
2 stops
PSC
25 Mar
PSC
13h 55m
1 stop
LHR
£553
United Airlines
18 Mar
LHR
16h 19m
1 stop
PSC
25 Mar
PSC
13h 55m
1 stop
LHR
£581
Scandinavian Airlines
7 Jun
LHR
25h 04m
3 stops
PSC
9 Aug
PSC
21h 05m
2 stops
LHR
£975
Scandinavian Airlines
7 Jun
LHR
25h 04m
3 stops
PSC
9 Aug
PSC
22h 15m
3 stops
LHR
£978
United Airlines
7 Jun
LHR
23h 22m
2 stops
PSC
9 Aug
PSC
32h 45m
2 stops
LHR
£985
Scandinavian Airlines
7 Jun
LHR
17h 40m
3 stops
PSC
9 Aug
PSC
21h 55m
2 stops
LHR
£1,045
Scandinavian Airlines
7 Jun
LHR
25h 04m
3 stops
PSC
9 Aug
PSC
19h 50m
3 stops
LHR
£1,048
KLM
7 Jun
LHR
35h 03m
1 stop
PSC
9 Aug
PSC
33h 00m
1 stop
LHR
£1,061
KLM
7 Jun
LHR
28h 58m
1 stop
PSC
9 Aug
PSC
19h 00m
1 stop
LHR
£1,071

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.
Aer Lingus Logo
12:10 - 18:20
LHR
-
SEA
14h 10m
1 stop
Aer Lingus Logo
20:05 - 15:35
SEA
-
LHR
11h 30m
1 stop
£360Aer Lingus
Mon, 16 Feb - Mon, 2 Mar
Delta Logo
10:45 - 22:05
LHR
-
SEA
19h 20m
1 stop
Delta Logo
21:50 - 15:35
SEA
-
LHR
9h 45mdirect
£361Delta
Tue, 9 Jun - Tue, 8 Sep
Virgin Atlantic Logo
06:20 - 11:25
LHR
-
SEA
13h 05m
1 stop
Virgin Atlantic Logo
08:30 - 08:45
SEA
-
LHR
16h 15m
1 stop
£365Virgin Atlantic
Tue, 17 Feb - Tue, 24 Feb
Icelandair Logo
15:40 - 20:40
LGW
-
SEA
13h 00m
1 stop
Icelandair Logo
19:00 - 14:40
SEA
-
LGW
11h 40m
1 stop
£366Icelandair
Sat, 25 Apr - Sat, 2 May
Lufthansa Logo
06:30 - 12:10
LHR
-
SEA
13h 40m
1 stop
Lufthansa Logo
15:40 - 11:50
SEA
-
LHR
12h 10m
1 stop
£367Lufthansa
Mon, 16 Feb - Mon, 2 Mar
Icelandair Logo
13:05 - 17:55
LHR
-
SEA
12h 50m
1 stop
Icelandair Logo
15:40 - 20:20
SEA
-
LHR
20h 40m
1 stop
£369Icelandair
Thu, 9 Apr - Mon, 4 May
Lufthansa Logo
06:30 - 12:10
LHR
-
SEA
13h 40m
1 stop
Lufthansa Logo
07:00 - 07:55
SEA
-
LHR
16h 55m
1 stop
£372Lufthansa
Mon, 16 Feb - Mon, 2 Mar
Virgin Atlantic Logo
12:20 - 14:45
LHR
-
SEA
10h 25mdirect
Virgin Atlantic Logo
16:55 - 10:30
SEA
-
LHR
9h 35mdirect
£374Virgin Atlantic
Wed, 18 Feb - Wed, 25 Feb
British Airways Logo
11:30 - 00:44
LGW
-
SEA
21h 14m
2 stops
British Airways Logo
13:19 - 20:00
SEA
-
LGW
22h 41m
2 stops
£407British Airways
Wed, 22 Apr - Tue, 28 Apr
British Airways Logo
06:50 - 18:20
LCY
-
SEA
19h 30m
1 stop
British Airways Logo
07:21 - 14:35
SEA
-
LCY
24h 14m
2 stops
£437British Airways
Mon, 2 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 2 February 2026.
Use the filters below to find and compare flights to Washington that are best for you.

Fly from

Route

Depart

Return

Price

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 16/2

12:10-18:20

1 stop14h 10m

Seattle/Tacoma Intl

Mon 2/3

20:05-15:35

1 stop11h 30m

£360

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Tue 9/6

10:45-22:05

1 stop19h 20m

Seattle/Tacoma Intl

Tue 8/9

21:50-15:35

Nonstop9h 45m

£361

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Tue 17/2

06:20-11:25

1 stop13h 05m

Seattle/Tacoma Intl

Tue 24/2

08:30-08:45

1 stop16h 15m

£365

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Sat 25/4

15:40-20:40

1 stop13h 00m

Seattle/Tacoma Intl

Sat 2/5

19:00-14:40

1 stop11h 40m

£366

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 16/2

06:30-12:10

1 stop13h 40m

Seattle/Tacoma Intl

Mon 2/3

15:40-11:50

1 stop12h 10m

£367

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Thu 9/4

13:05-17:55

1 stop12h 50m

Seattle/Tacoma Intl

Mon 4/5

15:40-20:20

1 stop20h 40m

£369

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 16/2

06:30-12:10

1 stop13h 40m

Seattle/Tacoma Intl

Mon 2/3

07:00-07:55

1 stop16h 55m

£372

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 18/2

12:20-14:45

Nonstop10h 25m

Seattle/Tacoma Intl

Wed 25/2

16:55-10:30

Nonstop9h 35m

£374

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Wed 22/4

11:30-00:44

2 stops21h 14m

Seattle/Tacoma Intl

Tue 28/4

13:19-20:00

2 stops22h 41m

£407

LondonSeattle

LCY - SEA

LCYSEA

London City

Mon 2/3

06:50-18:20

1 stop19h 30m

Seattle/Tacoma Intl

Mon 16/3

07:21-14:35

2 stops24h 14m

£437

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 £844/per person and the cheapest flight to State of Washington is £35/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 £573. 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 £641.

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

£307

Best Round-Trip Price

£360

Fastest flight time

17h 15m

Popular in

August
The best one-way flight price to Washington from United Kingdom in the last 72 hours is £307 (London Stansted to Portland).
The best round-trip flight price to Washington from United Kingdom in the last 72 hours is £360 (London Heathrow to Seattle/Tacoma Intl).
The fastest flight to Washington from United Kingdom takes 17h 15m (London City 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 £390 per ticket recently. However, the average price tends to be £1,685 and anything for £1,418 or less is a good deal. £15,430 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

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