Cheap flights from United Kingdom to Washington

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How to find the cheapest flight from
United Kingdom to Washington

All the information you need to plan the best null to SEA flight in 2022: compare United Kingdom to Washington flight prices with the expected peak season, weather and rainfall in Washington.
What is the cheapest month to fly from United Kingdom to State of Washington?

Flights from United Kingdom to State of Washington lean towards being more expensive in July. Prices are generally better when you fly from United Kingdom to State of Washington in February, with the cheapest ticket starting at £399.

How far in advance should I book a flight from United Kingdom to State of Washington?

To save on the cost of your flight from United Kingdom to State of Washington, book at least 50 days before your planned departure. Booking around this time can save you about 21% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £646 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £731.

When is the cheapest time to fly from United Kingdom to State of Washington (GB - WA)?

When flying from United Kingdom to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from United Kingdom to Washington in August, September 2022

The best prices found for United Kingdom to Washington flights in August, September
12 Sep - 22 Sep
£406pp
LHR
London Heathrow
Virgin Atlantic
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Virgin Atlantic
 
1 STOP
LHR
London Heathrow
6 Sep - 27 Sep
£411pp
LHR
London Heathrow
Virgin Atlantic
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Virgin Atlantic
 
1 STOP
LHR
London Heathrow
6 Sep - 27 Sep
£411pp
LHR
London Heathrow
Virgin Atlantic
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Virgin Atlantic
Direct
LHR
London Heathrow

United Kingdom to Washington 2022 flight deals

Cheap flights to Washington from United Kingdom found for this year
11 Oct - 20 Oct
£396pp
LHR
London Heathrow
Virgin Atlantic
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Virgin Atlantic
Direct
LHR
London Heathrow
11 Oct - 20 Oct
£405pp
LHR
London Heathrow
Virgin Atlantic
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Virgin Atlantic
 
1 STOP
LHR
London Heathrow
31 Oct - 7 Nov
£406pp
LHR
London Heathrow
Virgin Atlantic
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Virgin Atlantic
Direct
LHR
London Heathrow

Cheap Delta flights from United Kingdom to Washington

19 Oct - 13 Nov
£501pp
LCY
London City
Delta
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
 
1 STOP
LCY
London City
26 Oct - 2 Nov
£537pp
LCY
London City
Delta
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
 
1 STOP
LCY
London City
17 Aug - 20 Oct
£692pp
LHR
London Heathrow
Delta
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Direct
LHR
London Heathrow

Cheap Virgin Atlantic flights from United Kingdom to Washington

11 Oct - 20 Oct
£396pp
LHR
London Heathrow
Virgin Atlantic
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Virgin Atlantic
Direct
LHR
London Heathrow
13 Sep - 19 Sep
£399pp
LHR
London Heathrow
Virgin Atlantic
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Virgin Atlantic
 
1 STOP
LHR
London Heathrow
11 Oct - 20 Oct
£405pp
LHR
London Heathrow
Virgin Atlantic
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Virgin Atlantic
 
1 STOP
LHR
London Heathrow

Direct flights to Washington from United Kingdom

Save time with United Kingdom to Washington direct flight deals
31 Oct - 7 Nov
£406pp
LHR
London Heathrow
Virgin Atlantic
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Virgin Atlantic
Direct
LHR
London Heathrow
13 Oct - 27 Oct
£421pp
LHR
London Heathrow
Virgin Atlantic
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Virgin Atlantic
Direct
LHR
London Heathrow
26 Oct - 2 Nov
£425pp
LHR
London Heathrow
British Airways
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
British Airways
Direct
LHR
London Heathrow

Last-minute flights from United Kingdom to Washington

Late deals on return flights to Washington from United Kingdom, departing today and this week
21 Aug - 2 Oct
£505pp
LHR
London Heathrow
Virgin Atlantic
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Virgin Atlantic
 
1 STOP
LHR
London Heathrow
21 Aug - 2 Oct
£545pp
LHR
London Heathrow
Air France
Direct
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Air France
Direct
LHR
London Heathrow
18 Aug - 25 Aug
£592pp
EDI
Edinburgh Turnhouse
Air Canada
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Air Canada
 
1 STOP
EDI
Edinburgh Turnhouse

One-way flights to Washington from United Kingdom

The cheapest one-way flights from United Kingdom to Washington
08:15 - 05:35
Multiple Airlines
2 stops
29h 20m
LTN - SEA
Multiple Airlines
£296
Kiwi.com
05:45 - 06:32
Multiple Airlines
2 stops
32h 47m
STN - SEA
Multiple Airlines
£307
Kiwi.com
04:15 - 06:32
Multiple Airlines
2 stops
34h 17m
STN - SEA
Multiple Airlines
£309
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">United Kingdom</span> to <span class="emphasized">Washington</span> flights.

Flight FAQs

From United Kingdom to Washington

Which airlines flying from United Kingdom to Washington have flexible cancellations due to COVID-19?

Some of our airline partners flying from United Kingdom to Washington have new flexible policies in place due to COVID-19. Virgin Atlantic, British Airways, and Lufthansa are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Virgin Atlantic with this kind of flexibility.

Can I find flights from United Kingdom to State of Washington for under £400 on Cheapflights?

Yes, there are multiple flights from United Kingdom to State of Washington for under £400. The cheapest flight booked recently is on Virgin Atlantic for just £396, but on average you can expect to pay £415.

Are there nonstop flights from United Kingdom to State of Washington for under £500 on Cheapflights?

Cheapflights has at least 20 direct flights from United Kingdom to State of Washington under £500. A good price for a nonstop flight from United Kingdom to State of Washington is less than £452.

Are there last-minute flights available from United Kingdom to State of Washington for under £600?

There are currently 20+ open flights from United Kingdom to State of Washington within the next 7 days for less than £600.

COVID Restrictions

View COVID Travel Restrictions for Washington (WA)

Do I need a COVID test to fly to Washington from United Kingdom?

Information is based on travel restrictions from United Kingdom to Washington

Most visitors from United Kingdom need to provide a negative COVID-19 test result and/or quarantine to enter Washington.

COVID-19 testing requirements
Visitors from United Kingdom are not required to present a negative COVID-19 PCR test or antigen result upon entering Washington.

Quarantine requirements
Visitors from United Kingdom are not required to quarantine after entering Washington.

Do I need a test to fly back to United Kingdom from Washington?

Returning to United Kingdom from Washington

COVID-19 testing requirements
Visitors from Washington are not required to present a negative COVID-19 PCR test or antigen result upon entering United Kingdom.

Quarantine requirements
Visitors from Washington are not required to quarantine after entering United Kingdom.

Hide COVID Travel Restrictions for Washington (WA)

Destination points for flights from United Kingdom to Washington

Select to see more specific information for flights from United Kingdom to all places in Washington.

Top 10 airlines flying from United Kingdom to Washington

The chart below displays the airlines Cheapflights users travelling from United Kingdom to Washington choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Norwegian Air UK
£318 £582 No cancel fee N/A
Search Norwegian Air UK flights
Norwegian
£350 £479 No cancel fee 74%
Search Norwegian flights
Icelandair
£373 £565 No cancel fee 76%
Search Icelandair flights
Malta MedAir
£375 £611 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by Malta MedAir. Please check directly on their website for additional information.

Search Malta MedAir flights
American Airlines
£379 £702 No cancel fee 71%
Search American Airlines flights
Delta
£382 £801 No cancel fee N/A
Search Delta flights
United Airlines
£382 £662 No cancel fee 69%
Search United Airlines flights
Lufthansa
£425 £606 No cancel fee 76%
Search Lufthansa flights
Air Canada
£431 £568 No cancel fee 67%
Search Air Canada flights
Finnair
£444 £715 No cancel fee 76%
Search Finnair flights
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