Flights to Washington

£517 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 26/8. 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
1 adult, Economy, 0 bags

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Recent flights found to popular cities in Washington

Find flights to these popular cities in Washington from your nearest airport.
Icelandair
26 Aug
MAN
15h 35m
1 stop
SEA
10 Sept
SEA
12h 00m
1 stop
MAN
£517
Icelandair
24 Aug
MAN
15h 35m
1 stop
SEA
10 Sept
SEA
12h 00m
1 stop
MAN
£518
Icelandair
26 Aug
MAN
12h 50m
1 stop
SEA
8 Sept
SEA
12h 00m
1 stop
MAN
£527
Icelandair
24 Aug
MAN
15h 35m
1 stop
SEA
8 Sept
SEA
12h 00m
1 stop
MAN
£529
Icelandair
28 Aug
MAN
15h 35m
1 stop
SEA
10 Sept
SEA
12h 00m
1 stop
MAN
£539
Icelandair
29 Jul
LHR
12h 50m
1 stop
SEA
6 Aug
SEA
12h 55m
1 stop
LHR
£539
SWISS
24 Oct
LHR
20h 52m
2 stops
SEA
2 Nov
SEA
18h 50m
1 stop
LHR
£539
Icelandair
14 Jun
LGW
34h 15m
1 stop
SEA
30 Jun
SEA
28h 20m
1 stop
LGW
£540
Finnair
19 Jun
LHR
13h 40m
1 stop
SEA
11 Jul
SEA
9h 15m
LHR
£540
Virgin Atlantic
5 Nov
LGW
20h 12m
2 stops
SEA
10 Nov
SEA
20h 20m
2 stops
LGW
£541
Icelandair
16 Jul
LHR
22h 20m
1 stop
SEA
23 Jul
SEA
12h 15m
1 stop
LHR
£541
British Airways
6 Jul
LHR
9h 45m
SEA
22 Jul
SEA
9h 15m
LHR
£542
United Airlines
14 Oct
LHR
29h 25m
2 stops
GEG
18 Oct
GEG
35h 15m
1 stop
LHR
£683
United Airlines
14 Oct
LHR
29h 25m
2 stops
GEG
18 Oct
GEG
35h 15m
1 stop
LHR
£684
United Airlines
14 Oct
LHR
33h 50m
2 stops
GEG
18 Oct
GEG
23h 58m
2 stops
LHR
£716
United Airlines
14 Oct
LHR
33h 50m
2 stops
GEG
18 Oct
GEG
34h 35m
1 stop
LHR
£717
United Airlines
20 Aug
LHR
54h 20m
2 stops
GEG
7 Sept
GEG
34h 21m
1 stop
LHR
£747
Multiple Airlines
20 Aug
LGW
17h 25m
2 stops
GEG
7 Sept
GEG
19h 14m
2 stops
LGW
£750
Lufthansa
7 Jul
LHR
21h 35m
2 stops
GEG
21 Jul
GEG
17h 33m
1 stop
LHR
£753
Lufthansa
7 Jul
LHR
21h 35m
2 stops
GEG
21 Jul
GEG
21h 59m
2 stops
LHR
£756
United Airlines
30 Sept
BHX
22h 48m
2 stops
GEG
4 Oct
GEG
41h 31m
2 stops
BHX
£772
United Airlines
14 Oct
LHR
17h 28m
1 stop
GEG
18 Oct
GEG
13h 30m
1 stop
LHR
£773
United Airlines
30 Sept
BHX
22h 48m
2 stops
GEG
4 Oct
GEG
41h 31m
2 stops
BHX
£773
United Airlines
14 Oct
LHR
17h 28m
1 stop
GEG
18 Oct
GEG
13h 30m
1 stop
LHR
£775
Alaska Airlines
3 Nov
LHR
34h 07m
1 stop
PSC
7 Nov
PSC
22h 19m
1 stop
LHR
£888
Alaska Airlines
3 Nov
LHR
27h 40m
1 stop
PSC
7 Nov
PSC
14h 31m
1 stop
LHR
£889
Alaska Airlines
3 Nov
LHR
30h 27m
1 stop
PSC
7 Nov
PSC
21h 12m
2 stops
LHR
£961
Alaska Airlines
3 Nov
LHR
30h 27m
1 stop
PSC
7 Nov
PSC
21h 12m
2 stops
LHR
£966
Alaska Airlines
3 Nov
LHR
30h 27m
1 stop
PSC
7 Nov
PSC
21h 12m
2 stops
LHR
£970
United Airlines
22 Jul
EDI
19h 12m
2 stops
PSC
4 Aug
PSC
34h 50m
2 stops
EDI
£1,097
United Airlines
3 Nov
EDI
34h 50m
2 stops
PSC
7 Nov
PSC
57h 55m
2 stops
EDI
£1,624
United Airlines
3 Nov
EDI
43h 37m
2 stops
PSC
7 Nov
PSC
57h 55m
2 stops
EDI
£1,625
United Airlines
22 Jul
EDI
19h 52m
2 stops
PSC
4 Aug
PSC
18h 06m
3 stops
EDI
£8,865
Alaska Airlines
1 Oct
LHR
33h 46m
1 stop
BLI
5 Oct
BLI
11h 47m
1 stop
LHR
£607
Alaska Airlines
1 Oct
LHR
33h 46m
1 stop
BLI
5 Oct
BLI
11h 47m
1 stop
LHR
£608
Alaska Airlines
1 Oct
LHR
14h 44m
1 stop
BLI
5 Oct
BLI
11h 47m
1 stop
LHR
£628
Alaska Airlines
1 Oct
LHR
28h 26m
1 stop
BLI
5 Oct
BLI
16h 56m
1 stop
LHR
£629
Alaska Airlines
17 Jul
LHR
14h 59m
1 stop
BLI
24 Jul
BLI
13h 39m
1 stop
LHR
£648
Alaska Airlines
5 Sept
LHR
14h 59m
1 stop
BLI
19 Sept
BLI
16h 59m
1 stop
LHR
£701
Alaska Airlines
22 Jun
LHR
28h 09m
1 stop
BLI
8 Jul
BLI
13h 39m
1 stop
LHR
£711
Icelandair
5 Sept
LHR
29h 14m
2 stops
BLI
19 Sept
BLI
32h 29m
2 stops
LHR
£758
Multiple Airlines
15 Jul
LHR
18h 54m
2 stops
BLI
22 Jul
BLI
38h 06m
2 stops
LHR
£762
Multiple Airlines
15 Jul
LHR
18h 54m
2 stops
BLI
22 Jul
BLI
19h 25m
3 stops
LHR
£821
Multiple Airlines
22 Jun
LHR
27h 21m
2 stops
BLI
8 Jul
BLI
18h 54m
2 stops
LHR
£826
Icelandair
22 Jun
LHR
34h 34m
2 stops
BLI
8 Jul
BLI
18h 54m
2 stops
LHR
£833

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
13:05 - 20:40
MAN
-
SEA
15h 35m
1 stop
Icelandair Logo
15:40 - 11:40
SEA
-
MAN
12h 00m
1 stop
£517Icelandair
Wed, 26 Aug - Thu, 10 Sep
Icelandair Logo
13:05 - 20:40
MAN
-
SEA
15h 35m
1 stop
Icelandair Logo
15:40 - 11:40
SEA
-
MAN
12h 00m
1 stop
£518Icelandair
Mon, 24 Aug - Thu, 10 Sep
Icelandair Logo
13:05 - 17:55
MAN
-
SEA
12h 50m
1 stop
Icelandair Logo
15:40 - 11:40
SEA
-
MAN
12h 00m
1 stop
£527Icelandair
Wed, 26 Aug - Tue, 8 Sep
Icelandair Logo
13:05 - 20:40
MAN
-
SEA
15h 35m
1 stop
Icelandair Logo
15:40 - 11:40
SEA
-
MAN
12h 00m
1 stop
£529Icelandair
Mon, 24 Aug - Tue, 8 Sep
Virgin Atlantic Logo
16:45 - 10:55
LGW
-
SEA
26h 10m
2 stops
Virgin Atlantic Logo
13:40 - 15:45
SEA
-
LGW
18h 05m
1 stop
£541Virgin Atlantic
Thu, 5 Nov - Tue, 10 Nov
British Airways Logo
09:50 - 11:35
LHR
-
SEA
9h 45mdirect
British Airways Logo
13:30 - 06:45
SEA
-
LHR
9h 15mdirect
£542British Airways
Mon, 6 Jul - Wed, 22 Jul
British Airways Logo
09:50 - 11:35
LHR
-
SEA
9h 45mdirect
British Airways Logo
20:20 - 13:45
SEA
-
LHR
9h 25mdirect
£543British Airways
Mon, 6 Jul - Mon, 20 Jul
Lufthansa Logo
06:30 - 12:20
LHR
-
SEA
13h 50m
1 stop
Lufthansa Logo
15:00 - 13:20
SEA
-
LHR
14h 20m
1 stop
£545Lufthansa
Wed, 15 Jul - Wed, 22 Jul
Virgin Atlantic Logo
08:40 - 20:27
LCY
-
SEA
19h 47m
2 stops
Virgin Atlantic Logo
08:25 - 08:50
SEA
-
LCY
16h 25m
2 stops
£545Virgin Atlantic
Wed, 4 Nov - Wed, 11 Nov
KLM Logo
09:20 - 16:35
LCY
-
SEA
15h 15m
1 stop
KLM Logo
09:30 - 09:30
SEA
-
LCY
16h 00m
2 stops
£589KLM
Thu, 15 Oct - Sun, 1 Nov

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 4 June 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

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Wed 26/8

13:05-20:40

1 stop15h 35m

Seattle/Tacoma Intl

Thu 10/9

15:40-11:40

1 stop12h 00m

£517

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Mon 24/8

13:05-20:40

1 stop15h 35m

Seattle/Tacoma Intl

Thu 10/9

15:40-11:40

1 stop12h 00m

£518

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Wed 26/8

13:05-17:55

1 stop12h 50m

Seattle/Tacoma Intl

Tue 8/9

15:40-11:40

1 stop12h 00m

£527

ManchesterSeattle

MAN - SEA

MANSEA

Manchester

Mon 24/8

13:05-20:40

1 stop15h 35m

Seattle/Tacoma Intl

Tue 8/9

15:40-11:40

1 stop12h 00m

£529

LondonSeattle

LGW - SEA

LGWSEA

London Gatwick

Thu 5/11

16:45-10:55

2 stops26h 10m

Seattle/Tacoma Intl

Tue 10/11

13:40-15:45

1 stop18h 05m

£541
Fastest return journey

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 6/7

09:50-11:35

Nonstop9h 45m

Seattle/Tacoma Intl

Wed 22/7

13:30-06:45

Nonstop9h 15m

£542

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Mon 6/7

09:50-11:35

Nonstop9h 45m

Seattle/Tacoma Intl

Mon 20/7

20:20-13:45

Nonstop9h 25m

£543

LondonSeattle

LHR - SEA

LHRSEA

London Heathrow

Wed 15/7

06:30-12:20

1 stop13h 50m

Seattle/Tacoma Intl

Wed 22/7

15:00-13:20

1 stop14h 20m

£545

LondonSeattle

LCY - SEA

LCYSEA

London City

Wed 4/11

08:40-20:27

2 stops19h 47m

Seattle/Tacoma Intl

Wed 11/11

08:25-08:50

2 stops16h 25m

£545

LondonSeattle

LCY - SEA

LCYSEA

London City

Thu 15/10

09:20-16:35

1 stop15h 15m

Seattle/Tacoma Intl

Sun 1/11

09:30-09:30

2 stops16h 00m

£589

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 £916/per person and the cheapest flight to State of Washington is £125/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 Thursday. Travellers who choose to depart for State of Washington on a Thursday will often find tickets for as low as £609. 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 £683.

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

£517

Fastest flight time

17h 37m

Popular in

August
The best one-way flight price to Washington from United Kingdom in the last 5 days is £304 (London Stansted to Portland).
The best round-trip flight price to Washington from United Kingdom in the last 5 days is £517 (Manchester to Seattle/Tacoma Intl).
The fastest flight to Washington from United Kingdom takes 17h 37m (London Heathrow to Seattle/Tacoma Intl).
August has the highest demand for flights to Washington, with a 12% 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 Center. Which airport is the quickest drive?

For the quickest drive from an arrival airport to Seattle Center, 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 £445 per ticket recently. However, the average price tends to be £1,729 and anything for £1,438 or less is a good deal. £15,721 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 Thursday. Flying out on a Thursday, as well as a Wednesday, 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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