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Cheap flights from Washington to London from £620

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to London departing on 26/2. 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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Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
09:20 - 17:00GEG-SOU
23h 40m2 stops
Delta Logo
08:50 - 20:56SOU-GEG
44h 06m2 stops
£620Delta
Find Deal
Thu, 26 Feb - Mon, 2 Mar
Delta Logo
06:29 - 17:00GEG-SOU
26h 31m2 stops
Delta Logo
17:30 - 20:56SOU-GEG
35h 26m2 stops
£653Delta
Find Deal
Thu, 26 Feb - Mon, 2 Mar
Delta Logo
06:30 - 17:00GEG-SOU
26h 30m2 stops
Delta Logo
17:30 - 22:56SOU-GEG
37h 26m2 stops
£654Delta
Find Deal
Thu, 26 Feb - Mon, 2 Mar
Delta Logo
06:30 - 08:10GEG-SOU
17h 40m2 stops
Delta Logo
08:35 - 22:02SOU-GEG
20h 27m2 stops
£687Delta
Find Deal
Mon, 2 Mar - Tue, 17 Mar
Virgin Atlantic Logo
14:05 - 17:00SEA-SOU
18h 55m1 stop
Virgin Atlantic Logo
17:35 - 15:50SOU-SEA
30h 15m1 stop
£697Virgin Atlantic
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Wed, 29 Apr - Sun, 3 May
Virgin Atlantic Logo
05:45 - 17:00SEA-SOU
27h 15m2 stops
Virgin Atlantic Logo
09:20 - 15:50SOU-SEA
14h 30m1 stop
£700Virgin Atlantic
Find Deal
Wed, 29 Apr - Sun, 3 May
Multiple Airlines Logo
20:05 - 19:40SEA-SOU
15h 35m1 stop
Multiple Airlines Logo
20:10 - 09:09SOU-SEA
44h 59m2 stops
£1,239Multiple Airlines
Find Deal
Mon, 22 Dec - Mon, 29 Dec
Multiple Airlines Logo
11:30 - 19:40SEA-SOU
24h 10m2 stops
Multiple Airlines Logo
20:10 - 09:09SOU-SEA
44h 59m2 stops
£1,340Multiple Airlines
Find Deal
Mon, 22 Dec - Mon, 29 Dec
British Airways Logo
18:50 - 08:10SEA-SOU
29h 20m2 stops
British Airways Logo
09:30 - 18:20SOU-SEA
16h 50m1 stop
£1,419British Airways
Find Deal
Tue, 25 Nov - Mon, 1 Dec
British Airways Logo
20:05 - 19:40SEA-SOU
15h 35m1 stop
British Airways Logo
12:40 - 18:20SOU-SEA
37h 40m2 stops
£1,471British Airways
Find Deal
Wed, 19 Nov - Sat, 29 Nov

Delta flights from State of Washington to Southampton

Our best Delta deals on State of Washington to Southampton flight tickets
Delta
26 Feb
GEG09:20Spokane
23h 40m
2 stops
SOU17:00Southampton Eastleigh
2 Mar
SOU08:50Southampton Eastleigh
44h 06m
2 stops
GEG20:56Spokane
£620
Find similar
Delta
26 Feb
GEG06:29Spokane
26h 31m
2 stops
SOU17:00Southampton Eastleigh
2 Mar
SOU17:30Southampton Eastleigh
35h 26m
2 stops
GEG20:56Spokane
£653
Find similar
Delta
26 Feb
GEG06:30Spokane
26h 30m
2 stops
SOU17:00Southampton Eastleigh
2 Mar
SOU17:30Southampton Eastleigh
37h 26m
2 stops
GEG22:56Spokane
£654
Find similar

Virgin Atlantic flights from State of Washington to Southampton

Our best Virgin Atlantic deals on State of Washington to Southampton flight tickets
Virgin Atlantic
29 Apr
SEA14:05Seattle/Tacoma Intl
18h 55m
1 stop
SOU17:00Southampton Eastleigh
3 May
SOU17:35Southampton Eastleigh
30h 15m
1 stop
SEA15:50Seattle/Tacoma Intl
£697
Find similar
Virgin Atlantic
29 Apr
SEA05:45Seattle/Tacoma Intl
27h 15m
2 stops
SOU17:00Southampton Eastleigh
3 May
SOU09:20Southampton Eastleigh
14h 30m
1 stop
SEA15:50Seattle/Tacoma Intl
£700
Find similar
Virgin Atlantic
29 Apr
SEA14:05Seattle/Tacoma Intl
18h 55m
1 stop
SOU17:00Southampton Eastleigh
3 May
SOU09:20Southampton Eastleigh
14h 30m
1 stop
SEA15:50Seattle/Tacoma Intl
£774
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from State of Washington to Southampton that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 7 November 2025.
Use the filters below to find and compare flights from Washington to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SpokaneSouthampton

GEG - SOU

GEGSOU

Spokane

Thu 26/2

09:20-17:00

2 stops23h 40m

Southampton Eastleigh

Mon 2/3

08:50-20:56

2 stops44h 06m

£620

SpokaneSouthampton

GEG - SOU

GEGSOU

Spokane

Thu 26/2

06:29-17:00

2 stops26h 31m

Southampton Eastleigh

Mon 2/3

17:30-20:56

2 stops35h 26m

£653

SpokaneSouthampton

GEG - SOU

GEGSOU

Spokane

Thu 26/2

06:30-17:00

2 stops26h 30m

Southampton Eastleigh

Mon 2/3

17:30-22:56

2 stops37h 26m

£654

SpokaneSouthampton

GEG - SOU

GEGSOU

Spokane

Mon 2/3

06:30-08:10

2 stops17h 40m

Southampton Eastleigh

Tue 17/3

08:35-22:02

2 stops20h 27m

£687

SeattleSouthampton

SEA - SOU

SEASOU

Seattle/Tacoma Intl

Wed 29/4

14:05-17:00

1 stop18h 55m

Southampton Eastleigh

Sun 3/5

17:35-15:50

1 stop30h 15m

£697

SeattleSouthampton

SEA - SOU

SEASOU

Seattle/Tacoma Intl

Wed 29/4

05:45-17:00

2 stops27h 15m

Southampton Eastleigh

Sun 3/5

09:20-15:50

1 stop14h 30m

£700

SeattleSouthampton

SEA - SOU

SEASOU

Seattle/Tacoma Intl

Mon 22/12

20:05-19:40

1 stop15h 35m

Southampton Eastleigh

Mon 29/12

20:10-09:09

2 stops44h 59m

£1,239

SeattleSouthampton

SEA - SOU

SEASOU

Seattle/Tacoma Intl

Mon 22/12

11:30-19:40

2 stops24h 10m

Southampton Eastleigh

Mon 29/12

20:10-09:09

2 stops44h 59m

£1,340

SeattleSouthampton

SEA - SOU

SEASOU

Seattle/Tacoma Intl

Tue 25/11

18:50-08:10

2 stops29h 20m

Southampton Eastleigh

Mon 1/12

09:30-18:20

1 stop16h 50m

£1,419

SeattleSouthampton

SEA - SOU

SEASOU

Seattle/Tacoma Intl

Wed 19/11

20:05-19:40

1 stop15h 35m

Southampton Eastleigh

Sat 29/11

12:40-18:20

2 stops37h 40m

£1,471

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to London from

How to get the cheapest flight ticket from State of Washington to Southampton

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

How long does it take to fly to Southampton?

The average flight duration from State of Washington to Southampton depends on which airport you fly into and out of. Flying from Seattle to London Heathrow Airport is 9h 15m on average, while flying from Spokane to London Heathrow Airport is 12h 45m on average. London Heathrow Airport is the most popular airport in Southampton.

Cheap State of Washington to Southampton flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Southampton

Direct flights

None
There are no direct flights from State of Washington to Southampton. There are no popular flight routes from State of Washington to Southampton.
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  • When did momondo last update prices for flights from Washington to Southampton Eastleigh Airport?

    Prices for flights from Washington to Southampton Eastleigh Airport were last updated today.

  • How old do you have to be to fly from Washington to Southampton Eastleigh Airport?

    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 from Washington to Southampton Eastleigh Airport.

  • What documentation or ID do you need to fly to Southampton Eastleigh Airport?

    The travel and health documents you'll need for your trip to Southampton Eastleigh Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Southampton Eastleigh Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Portsmouth

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Southampton?

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 Southampton from Washington.

Can I find flights from Washington to Southampton with flexible booking policies on momondo?

All flight searches from Washington to Southampton on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington to Southampton?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Southampton from Washington.

I’m not ready to book a flight from Washington to Southampton right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Southampton from 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.

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