Cheap flights from United Kingdom to Washington

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1 adult
Economy
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Sat 11/12
Sat 18/12

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 52 days before your planned departure. Booking around this time can save you about 51% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £467 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £612.

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 £272.

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 December, January 2021

The best prices found for United Kingdom to Washington flights in December, January
19 Jan - 25 Jan
LHR

London Heathrow

SEA

Seattle/Tacoma Intl

1 stop

13h 50m
SEA

Seattle/Tacoma Intl

LHR

London Heathrow

1 stop

21h 15m
£381

Multiple Airlines

View Deal

Deal found 4/12/21

12 Jan - 19 Jan
STN

London Stansted

SEA

Seattle/Tacoma Intl

2 stops

16h 15m
SEA

Seattle/Tacoma Intl

STN

London Stansted

2 stops

24h 45m
£381

Multiple Airlines

View Deal

Deal found 4/12/21

12 Jan - 19 Jan
LHR

London Heathrow

SEA

Seattle/Tacoma Intl

1 stop

13h 50m
SEA

Seattle/Tacoma Intl

LHR

London Heathrow

1 stop

12h 30m
£381

Multiple Airlines

View Deal

Deal found 4/12/21

United Kingdom to Washington 2021 flight deals

Cheap flights to Washington from United Kingdom found for this year
28 Dec - 9 Jan
LHR

London Heathrow

SEA

Seattle/Tacoma Intl

Nonstop

9h 50m
SEA

Seattle/Tacoma Intl

LHR

London Heathrow

1 stop

23h 30m
£478

American Airlines

View Deal

Deal found 4/12/21

28 Dec - 9 Jan
LHR

London Heathrow

SEA

Seattle/Tacoma Intl

Nonstop

9h 50m
SEA

Seattle/Tacoma Intl

LHR

London Heathrow

2 stops

24h 50m
£480

American Airlines

View Deal

Deal found 4/12/21

15 Dec - 10 Feb
LHR

London Heathrow

SEA

Seattle/Tacoma Intl

1 stop

13h 50m
SEA

Seattle/Tacoma Intl

LHR

London Heathrow

1 stop

12h 30m
£483

Multiple Airlines

View Deal

Deal found 6/12/21

Direct flights to Washington from United Kingdom

Save time with United Kingdom to Washington direct flight deals
19 Jan - 25 Jan
LHR

London Heathrow

SEA

Seattle/Tacoma Intl

Nonstop

10h 05m
SEA

Seattle/Tacoma Intl

LHR

London Heathrow

Nonstop

9h 15m
£411

Finnair

View Deal

Deal found 4/12/21

19 Jan - 27 Jan
LHR

London Heathrow

SEA

Seattle/Tacoma Intl

Nonstop

10h 05m
SEA

Seattle/Tacoma Intl

LHR

London Heathrow

Nonstop

9h 15m
£424

Finnair

View Deal

Deal found 6/12/21

18 Jan - 9 Feb
LHR

London Heathrow

SEA

Seattle/Tacoma Intl

Nonstop

10h 00m
SEA

Seattle/Tacoma Intl

LHR

London Heathrow

Nonstop

9h 25m
£427

Finnair

View Deal

Deal found 3/12/21

Last-minute flights from United Kingdom to Washington

Late deals on return flights to Washington from United Kingdom, departing today and this week
15 Dec - 10 Feb
LHR

London Heathrow

SEA

Seattle/Tacoma Intl

1 stop

13h 50m
SEA

Seattle/Tacoma Intl

LHR

London Heathrow

1 stop

12h 30m
£483

Multiple Airlines

View Deal

Deal found 6/12/21

15 Dec - 12 Feb
LHR

London Heathrow

SEA

Seattle/Tacoma Intl

1 stop

13h 50m
SEA

Seattle/Tacoma Intl

LHR

London Heathrow

1 stop

32h 25m
£495

Multiple Airlines

View Deal

Deal found 3/12/21

15 Dec - 12 Feb
LHR

London Heathrow

SEA

Seattle/Tacoma Intl

1 stop

13h 50m
SEA

Seattle/Tacoma Intl

LHR

London Heathrow

2 stops

17h 25m
£497

Multiple Airlines

View Deal

Deal found 3/12/21

One-way flights to Washington from United Kingdom

The cheapest one-way flights from United Kingdom to Washington
4 May
LGW

London Gatwick

SEA

Seattle/Tacoma Intl

2 stops

34h 04m
£234

Multiple Airlines

View Deal

Deal found 5/12/21

4 May
STN

London Stansted

SEA

Seattle/Tacoma Intl

2 stops

35h 14m
£251

Multiple Airlines

View Deal

Deal found 5/12/21

16 Mar
LTN

London Luton

SEA

Seattle/Tacoma Intl

1 stop

17h 10m
£256

Multiple Airlines

View Deal

Deal found 5/12/21

Related info for your journey

Useful info, stats and facts about United Kingdom to Washington flights.

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. British Airways, Virgin Atlantic, and Aer Lingus are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like British Airways 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 Multiple Airlines for just £380, but on average you can expect to pay £388.

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

Cheapflights has 20 direct flights from United Kingdom to State of Washington under £500. A good price for a direct flight from United Kingdom to State of Washington is less than £455.

Are there last-minute flights available from United Kingdom to State of Washington for under £500?

There are currently 20+ open flights from United Kingdom to State of Washington within the next 7 days for less than £500.

Can I fly to Washington from United Kingdom right now?

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 must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Washington.

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

Can I fly back to United Kingdom from Washington?

Returning to United Kingdom from Washington

COVID-19 testing requirements
Visitors from Washington must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to United Kingdom.

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

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.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Austrian Airlines
Cheapest£235
Average£331
FlexibilityNo cancel fee
On-time78%
COVID-19 safety
Virgin Atlantic
Cheapest£250
Average£612
FlexibilityNo cancel fee
On-time72%
COVID-19 safety
United Airlines
Cheapest£253
Average£686
FlexibilityNo cancel fee
On-time69%
COVID-19 safety
Air Canada
Cheapest£270
Average£676
FlexibilityNo cancel fee
On-time67%
COVID-19 safety
Lufthansa
Cheapest£283
Average£599
FlexibilityNo cancel fee
On-time76%
COVID-19 safety
Norwegian Air UK
Cheapest£292
Average£534
FlexibilityNo cancel fee
On-timeN/A
COVID-19 safety
KLM
Cheapest£293
Average£619
FlexibilityNo cancel fee
On-time75%
COVID-19 safety
Delta
Cheapest£299
Average£647
FlexibilityNo cancel fee
On-timeN/A
COVID-19 safety
Iberia
Cheapest£304
Average£521
FlexibilityNo cancel fee
On-time77%
COVID-19 safety
American Airlines
Cheapest£308
Average£649
FlexibilityNo cancel fee
On-time71%
COVID-19 safety

Hourly flight availability from United Kingdom to Washington

See what time of day planes typically take off from United Kingdom to Washington
0%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
100%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM