Flights to Washington

£456 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 22/5. 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.
British Airways
22 May
LHR
9h 45m
SEA
24 Jun
SEA
9h 15m
LHR
£456
Multiple Airlines
27 Apr
STN
35h 10m
3 stops
SEA
4 May
SEA
19h 35m
2 stops
STN
£457
Multiple Airlines
13 Apr
STN
37h 49m
3 stops
SEA
26 Apr
SEA
20h 15m
2 stops
STN
£469
Delta
29 Apr
LHR
10h 19m
SEA
5 May
SEA
16h 55m
1 stop
LHR
£470
American Airlines
27 Apr
LHR
17h 51m
1 stop
SEA
4 May
SEA
15h 14m
1 stop
LHR
£472
Delta
27 Apr
LHR
16h 14m
1 stop
SEA
5 May
SEA
13h 30m
1 stop
LHR
£473
Icelandair
13 Apr
LHR
31h 15m
1 stop
SEA
26 Apr
SEA
12h 15m
1 stop
LHR
£480
Condor
23 Apr
LGW
13h 35m
1 stop
SEA
27 Apr
SEA
16h 40m
1 stop
LGW
£484
Icelandair
13 Apr
LGW
13h 00m
1 stop
SEA
20 Apr
SEA
15h 00m
1 stop
LGW
£485
Icelandair
16 May
LHR
31h 15m
1 stop
SEA
3 Aug
SEA
28h 30m
1 stop
LHR
£485
Icelandair
2 Sept
LGW
13h 00m
1 stop
SEA
30 Sept
SEA
11h 40m
1 stop
LGW
£486
Icelandair
2 Sept
LHR
15h 35m
1 stop
SEA
30 Sept
SEA
12h 15m
1 stop
LHR
£486
Lufthansa
28 Apr
LHR
21h 46m
2 stops
GEG
5 May
GEG
22h 15m
2 stops
LHR
£649
United Airlines
30 Sept
LHR
22h 58m
2 stops
GEG
4 Oct
GEG
30h 55m
2 stops
LHR
£657
United Airlines
30 Sept
LHR
22h 58m
2 stops
GEG
4 Oct
GEG
35h 15m
1 stop
LHR
£658
United Airlines
30 Sept
LHR
22h 58m
2 stops
GEG
4 Oct
GEG
33h 40m
1 stop
LHR
£661
Icelandair
22 Apr
LHR
16h 26m
2 stops
GEG
28 Apr
GEG
21h 35m
2 stops
LHR
£673
United Airlines
30 Sept
LHR
14h 19m
1 stop
GEG
4 Oct
GEG
33h 40m
1 stop
LHR
£685
United Airlines
30 Sept
LHR
14h 19m
1 stop
GEG
4 Oct
GEG
35h 15m
1 stop
LHR
£686
United Airlines
30 Sept
LHR
17h 44m
1 stop
GEG
4 Oct
GEG
33h 40m
1 stop
LHR
£689
Icelandair
22 Apr
LHR
16h 26m
2 stops
GEG
29 Apr
GEG
30h 20m
2 stops
LHR
£692
Icelandair
22 Apr
LHR
16h 26m
2 stops
GEG
28 Apr
GEG
30h 20m
2 stops
LHR
£710
Icelandair
22 Apr
LHR
16h 26m
2 stops
GEG
29 Apr
GEG
30h 20m
2 stops
LHR
£714
Icelandair
13 May
LHR
16h 13m
2 stops
GEG
20 May
GEG
15h 42m
2 stops
LHR
£726
United Airlines
29 Apr
LHR
21h 36m
2 stops
PSC
6 May
PSC
32h 16m
2 stops
LHR
£661
United Airlines
29 Apr
LHR
33h 43m
1 stop
PSC
6 May
PSC
12h 35m
1 stop
LHR
£685
United Airlines
23 Sept
LHR
19h 23m
2 stops
PSC
27 Sept
PSC
35h 40m
2 stops
LHR
£686
United Airlines
14 Jun
LHR
14h 02m
1 stop
PSC
6 Sept
PSC
15h 35m
1 stop
LHR
£707
United Airlines
23 Sept
LHR
17h 28m
1 stop
PSC
27 Sept
PSC
12h 55m
1 stop
LHR
£714
United Airlines
23 Sept
LHR
19h 23m
2 stops
PSC
27 Sept
PSC
12h 55m
1 stop
LHR
£715
United Airlines
8 Jun
LHR
34h 49m
2 stops
PSC
9 Sept
PSC
17h 30m
2 stops
LHR
£716
United Airlines
23 Sept
LHR
14h 03m
1 stop
PSC
27 Sept
PSC
15h 35m
1 stop
LHR
£717
United Airlines
23 Sept
LHR
21h 08m
2 stops
PSC
27 Sept
PSC
17h 05m
2 stops
LHR
£717
United Airlines
23 Sept
LHR
36h 15m
2 stops
PSC
27 Sept
PSC
22h 55m
1 stop
LHR
£718
United Airlines
15 Jun
LHR
35h 59m
2 stops
PSC
9 Sept
PSC
22h 55m
1 stop
LHR
£720
United Airlines
23 Sept
LHR
20h 53m
2 stops
PSC
27 Sept
PSC
17h 05m
2 stops
LHR
£721
Alaska Airlines
18 Sept
LHR
33h 46m
1 stop
BLI
10 Oct
BLI
12h 40m
1 stop
LHR
£716
Alaska Airlines
31 Jul
LHR
28h 09m
1 stop
BLI
10 Aug
BLI
17h 16m
1 stop
LHR
£778
Multiple Airlines
14 May
LHR
19h 02m
2 stops
BLI
21 May
BLI
34h 02m
2 stops
LHR
£786
Multiple Airlines
18 Sept
LHR
18h 39m
2 stops
BLI
10 Oct
BLI
14h 59m
2 stops
LHR
£802
Multiple Airlines
18 Sept
LHR
19h 16m
2 stops
BLI
10 Oct
BLI
16h 45m
1 stop
LHR
£878
Multiple Airlines
14 May
LHR
22h 17m
1 stop
BLI
21 May
BLI
20h 50m
2 stops
LHR
£939
Alaska Airlines
9 Sept
LHR
28h 26m
1 stop
BLI
13 Sept
BLI
16h 59m
1 stop
LHR
£965
Multiple Airlines
14 May
LHR
22h 17m
1 stop
BLI
21 May
BLI
32h 45m
1 stop
LHR
£969
Multiple Airlines
31 Jul
LHR
25h 44m
3 stops
BLI
10 Aug
BLI
25h 05m
2 stops
LHR
£1,000
Alaska Airlines
31 Jul
LHR
14h 59m
1 stop
BLI
10 Aug
BLI
22h 35m
2 stops
LHR
£1,024
Multiple Airlines
31 Jul
LHR
34h 56m
2 stops
BLI
10 Aug
BLI
18h 11m
2 stops
LHR
£1,101
Alaska Airlines
9 Sept
LHR
37h 31m
2 stops
BLI
13 Sept
BLI
25h 44m
1 stop
LHR
£1,196

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.
British Airways Logo
09:50 - 11:35
LHR
-
SEA
9h 45mdirect
British Airways Logo
13:30 - 06:45
SEA
-
LHR
9h 15mdirect
£456British Airways
Fri, 22 May - Wed, 24 Jun
Multiple Airlines Logo
06:30 - 09:40
STN
-
SEA
35h 10m
3 stops
Multiple Airlines Logo
15:40 - 19:15
SEA
-
STN
19h 35m
2 stops
£457Multiple Airlines
Mon, 27 Apr - Mon, 4 May
Icelandair Logo
21:25 - 20:40
LHR
-
SEA
31h 15m
1 stop
Icelandair Logo
15:40 - 11:55
SEA
-
LHR
12h 15m
1 stop
£480Icelandair
Mon, 13 Apr - Sun, 26 Apr
Icelandair Logo
15:40 - 20:40
LGW
-
SEA
13h 00m
1 stop
Icelandair Logo
15:40 - 14:40
SEA
-
LGW
15h 00m
1 stop
£485Icelandair
Mon, 13 Apr - Mon, 20 Apr
Scandinavian Airlines Logo
19:10 - 13:45
MAN
-
SEA
26h 35m
1 stop
Scandinavian Airlines Logo
15:55 - 08:55
SEA
-
MAN
33h 00m
1 stop
£527Scandinavian Airlines
Sat, 23 May - Sat, 30 May
Scandinavian Airlines Logo
19:10 - 13:45
MAN
-
SEA
26h 35m
1 stop
Scandinavian Airlines Logo
15:55 - 12:05
SEA
-
MAN
36h 10m
2 stops
£556Scandinavian Airlines
Sat, 23 May - Sat, 30 May
Virgin Atlantic Logo
10:00 - 16:24
LCY
-
SEA
14h 24m
1 stop
Virgin Atlantic Logo
13:55 - 09:30
SEA
-
LCY
11h 35m
1 stop
£568Virgin Atlantic
Wed, 3 Jun - Mon, 8 Jun
KLM Logo
10:00 - 16:24
LCY
-
SEA
14h 24m
1 stop
KLM Logo
13:55 - 09:30
SEA
-
LCY
11h 35m
1 stop
£576KLM
Wed, 3 Jun - Mon, 8 Jun
KLM Logo
09:20 - 16:24
LCY
-
SEA
15h 04m
1 stop
KLM Logo
13:45 - 09:30
SEA
-
LCY
11h 45m
1 stop
£583KLM
Thu, 25 Jun - Sun, 5 Jul
Virgin Atlantic Logo
20:15 - 11:10
LCY
-
PDX
22h 55m
1 stop
Virgin Atlantic Logo
13:05 - 08:50
PDX
-
LCY
11h 45m
1 stop
£735Virgin Atlantic
Tue, 28 Apr - Tue, 5 May

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 3 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
Fastest return journey

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Fri 22/5

09:50-11:35

Nonstop9h 45m

Seattle/Tacoma Intl

Wed 24/6

13:30-06:45

Nonstop9h 15m

£456

LondonSeattle

STN - SEA

STNSEA

London Stansted

Mon 27/4

06:30-09:40

3 stops35h 10m

Seattle/Tacoma Intl

Mon 4/5

15:40-19:15

2 stops19h 35m

£457

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 13/4

21:25-20:40

1 stop31h 15m

Seattle/Tacoma Intl

Sun 26/4

15:40-11:55

1 stop12h 15m

£480

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Mon 13/4

15:40-20:40

1 stop13h 00m

Seattle/Tacoma Intl

Mon 20/4

15:40-14:40

1 stop15h 00m

£485

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Sat 23/5

19:10-13:45

1 stop26h 35m

Seattle/Tacoma Intl

Sat 30/5

15:55-08:55

1 stop33h 00m

£527

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Sat 23/5

19:10-13:45

1 stop26h 35m

Seattle/Tacoma Intl

Sat 30/5

15:55-12:05

2 stops36h 10m

£556

LondonSeattle

LCY - SEA

LCYSEA

London City

Wed 3/6

10:00-16:24

1 stop14h 24m

Seattle/Tacoma Intl

Mon 8/6

13:55-09:30

1 stop11h 35m

£568

LondonSeattle

LCY - SEA

LCYSEA

London City

Wed 3/6

10:00-16:24

1 stop14h 24m

Seattle/Tacoma Intl

Mon 8/6

13:55-09:30

1 stop11h 35m

£576

LondonSeattle

LCY - SEA

LCYSEA

London City

Thu 25/6

09:20-16:24

1 stop15h 04m

Seattle/Tacoma Intl

Sun 5/7

13:45-09:30

1 stop11h 45m

£583

LondonPortland

LCY - PDX

LCYPDX

London City

Tue 28/4

20:15-11:10

1 stop22h 55m

Portland

Tue 5/5

13:05-08:50

1 stop11h 45m

£735

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 £826/per person and the cheapest flight to State of Washington is £21/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 £604. 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 £675.

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

£252

Best Round-Trip Price

£456

Fastest flight time

17h 51m

Popular in

August
The best one-way flight price to Washington from United Kingdom in the last 72 hours is £252 (London Gatwick to Portland).
The best round-trip flight price to Washington from United Kingdom in the last 72 hours is £456 (London Heathrow to Seattle/Tacoma Intl).
The fastest flight to Washington from United Kingdom takes 17h 51m (London City to Portland).
August has the highest demand for flights to Washington, with a 13% 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 £420 per ticket recently. However, the average price tends to be £1,752 and anything for £1,423 or less is a good deal. £15,973 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
Sun 3/5
Sun 10/5

Find better results for your trip to Washington