When did momondo last update prices for flights from Southampton Eastleigh Airport to Washington?

Prices for flights from Southampton Eastleigh Airport to Washington are updated daily.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Southampton Eastleigh Airport to Washington.

What documentation or ID do you need to fly to Washington?

The necessary travel and health documents for your Washington trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£506 Cheap Flights from Southampton to Washington in 2026

Find the cheapest flights from Southampton to Washington

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One-way

Cheap return flights

Enter your travel dates to find the best prices.

09:20 - 17:10SOU Southampton Eastleigh-SEA Seattle/Tacoma Intl

15h 50m1 stop Dublin

19:10 - 16:50SEA Seattle/Tacoma Intl-SOU Southampton Eastleigh

13h 40m1 stop Dublin

£514British Airways

Mon, 5 Oct - Wed, 21 Oct

20:00 - 17:10SOU Southampton Eastleigh-SEA Seattle/Tacoma Intl

29h 10m1 stop Dublin

19:10 - 19:30SEA Seattle/Tacoma Intl-SOU Southampton Eastleigh

16h 20m1 stop Dublin

£522British Airways

Thu, 1 Oct - Mon, 5 Oct

20:00 - 17:10SOU Southampton Eastleigh-SEA Seattle/Tacoma Intl

29h 10m1 stop Dublin

19:10 - 16:50SEA Seattle/Tacoma Intl-SOU Southampton Eastleigh

13h 40m1 stop Dublin

£523British Airways

Mon, 5 Oct - Wed, 21 Oct

09:20 - 17:10SOU Southampton Eastleigh-SEA Seattle/Tacoma Intl

15h 50m1 stop Dublin

19:10 - 16:50SEA Seattle/Tacoma Intl-SOU Southampton Eastleigh

13h 40m1 stop Dublin

£543British Airways

Wed, 14 Oct - Sun, 18 Oct

09:20 - 17:10SOU Southampton Eastleigh-SEA Seattle/Tacoma Intl

15h 50m1 stop Dublin

19:10 - 16:50SEA Seattle/Tacoma Intl-SOU Southampton Eastleigh

13h 40m1 stop Dublin

£544British Airways

Wed, 14 Oct - Sun, 18 Oct

09:20 - 17:10SOU Southampton Eastleigh-SEA Seattle/Tacoma Intl

15h 50m1 stop Dublin

19:10 - 16:50SEA Seattle/Tacoma Intl-SOU Southampton Eastleigh

13h 40m1 stop Dublin

£544British Airways

Wed, 14 Oct - Sun, 18 Oct

09:15 - 16:35SOU Southampton Eastleigh-SEA Seattle/Tacoma Intl

15h 20m1 stop Amsterdam Schiphol

06:00 - 08:10SEA Seattle/Tacoma Intl-SOU Southampton Eastleigh

19h 10m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

£556Delta

Wed, 21 Oct - Wed, 28 Oct

09:05 - 16:35SOU Southampton Eastleigh-SEA Seattle/Tacoma Intl

15h 30m1 stop Amsterdam Schiphol

13:30 - 16:50SEA Seattle/Tacoma Intl-SOU Southampton Eastleigh

19h 20m2 stops Salt Lake City Amsterdam Schiphol

£559KLM

Mon, 5 Oct - Wed, 21 Oct

09:15 - 23:04SOU Southampton Eastleigh-SEA Seattle/Tacoma Intl

21h 49m2 stops Amsterdam Schiphol New York John F Kennedy Intl

06:00 - 08:10SEA Seattle/Tacoma Intl-SOU Southampton Eastleigh

19h 10m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

£560Delta

Wed, 21 Oct - Wed, 28 Oct

17:20 - 16:35SOU Southampton Eastleigh-SEA Seattle/Tacoma Intl

31h 15m1 stop Amsterdam Schiphol

15:25 - 08:10SEA Seattle/Tacoma Intl-SOU Southampton Eastleigh

33h 45m1 stop Amsterdam Schiphol

£565KLM

Wed, 21 Oct - Wed, 28 Oct

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Delta flights from Southampton to State of Washington

Our best Delta deals on Southampton to State of Washington flight tickets

Delta

21 Oct

SOU09:15Southampton Eastleigh

15h 20m

1 stop

SEA16:35Seattle/Tacoma Intl

28 Oct

SEA06:00Seattle/Tacoma Intl

19h 10m

2 stops

SOU08:10Southampton Eastleigh

£556

Delta

21 Oct

SOU09:15Southampton Eastleigh

21h 49m

2 stops

SEA23:04Seattle/Tacoma Intl

28 Oct

SEA06:00Seattle/Tacoma Intl

19h 10m

2 stops

SOU08:10Southampton Eastleigh

£560

KLM flights from Southampton to State of Washington

Our best KLM deals on Southampton to State of Washington flight tickets

KLM

5 Oct

SOU09:05Southampton Eastleigh

15h 30m

1 stop

SEA16:35Seattle/Tacoma Intl

21 Oct

SEA13:30Seattle/Tacoma Intl

19h 20m

2 stops

SOU16:50Southampton Eastleigh

£559

KLM

21 Oct

SOU17:20Southampton Eastleigh

31h 15m

1 stop

SEA16:35Seattle/Tacoma Intl

28 Oct

SEA15:25Seattle/Tacoma Intl

33h 45m

1 stop

SOU08:10Southampton Eastleigh

£565

momondo Fare Finder

Use the filters below to find and compare flights from Southampton to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

SouthamptonSeattle

SOU Southampton Eastleigh - SEA Seattle/Tacoma Intl

SOUSEA

Southampton Eastleigh

Mon 5/10

09:20-17:10

1 stop15h 50m

Seattle/Tacoma Intl

Wed 21/10

19:10-16:50

1 stop13h 40m

£514

SouthamptonSeattle

SOU Southampton Eastleigh - SEA Seattle/Tacoma Intl

SOUSEA

Southampton Eastleigh

Thu 1/10

20:00-17:10

1 stop29h 10m

Seattle/Tacoma Intl

Mon 5/10

19:10-19:30

1 stop16h 20m

£522

SouthamptonSeattle

SOU Southampton Eastleigh - SEA Seattle/Tacoma Intl

SOUSEA

Southampton Eastleigh

Mon 5/10

20:00-17:10

1 stop29h 10m

Seattle/Tacoma Intl

Wed 21/10

19:10-16:50

1 stop13h 40m

£523

SouthamptonSeattle

SOU Southampton Eastleigh - SEA Seattle/Tacoma Intl

SOUSEA

Southampton Eastleigh

Wed 14/10

09:20-17:10

1 stop15h 50m

Seattle/Tacoma Intl

Sun 18/10

19:10-16:50

1 stop13h 40m

£543

SouthamptonSeattle

SOU Southampton Eastleigh - SEA Seattle/Tacoma Intl

SOUSEA

Southampton Eastleigh

Wed 14/10

09:20-17:10

1 stop15h 50m

Seattle/Tacoma Intl

Sun 18/10

19:10-16:50

1 stop13h 40m

£544

SouthamptonSeattle

SOU Southampton Eastleigh - SEA Seattle/Tacoma Intl

SOUSEA

Southampton Eastleigh

Wed 14/10

09:20-17:10

1 stop15h 50m

Seattle/Tacoma Intl

Sun 18/10

19:10-16:50

1 stop13h 40m

£544

SouthamptonSeattle

SOU Southampton Eastleigh - SEA Seattle/Tacoma Intl

SOUSEA

Southampton Eastleigh

Wed 21/10

09:15-16:35

1 stop15h 20m

Seattle/Tacoma Intl

Wed 28/10

06:00-08:10

2 stops19h 10m

£556

SouthamptonSeattle

SOU Southampton Eastleigh - SEA Seattle/Tacoma Intl

SOUSEA

Southampton Eastleigh

Mon 5/10

09:05-16:35

1 stop15h 30m

Seattle/Tacoma Intl

Wed 21/10

13:30-16:50

2 stops19h 20m

£559

SouthamptonSeattle

SOU Southampton Eastleigh - SEA Seattle/Tacoma Intl

SOUSEA

Southampton Eastleigh

Wed 21/10

09:15-23:04

2 stops21h 49m

Seattle/Tacoma Intl

Wed 28/10

06:00-08:10

2 stops19h 10m

£560

SouthamptonSeattle

SOU Southampton Eastleigh - SEA Seattle/Tacoma Intl

SOUSEA

Southampton Eastleigh

Wed 21/10

17:20-16:35

1 stop31h 15m

Seattle/Tacoma Intl

Wed 28/10

15:25-08:10

1 stop33h 45m

£565

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

What is the cheapest airline that flies from Southampton Eastleigh to Washington?

British Airways is the most popular carrier operating from Southampton Eastleigh to Washington

Which airlines fly to State of Washington?

Virgin Atlantic, British Airways and Alaska Airlines are the top three most popular airlines that fly to State of Washington from Southampton according to our data. Virgin Atlantic is the first choice among our users, with 51% of people opting to fly with this airline when travelling to State of Washington. Keep in mind that there are 12 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

Cheap Southampton to State of Washington flight deals and tips

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

Best price found	£506
Fastest flight time	15h 50m
Direct flights	None

The best one-way flight to State of Washington from Southampton in the past 72 hours is £506. The best return flight deal from Southampton to State of Washington found on momondo in the last 72 hours is £514.

The fastest flight from Southampton to State of Washington takes 15h 50m

There are no direct flights from Southampton to State of Washington. There are no popular flight routes from Southampton to State of Washington.

Search flight deals

Frequently asked questions about flying from Southampton to Washington

When did momondo last update prices for flights from Southampton Eastleigh Airport to Washington?
Prices for flights from Southampton Eastleigh Airport to Washington are updated daily.
How old do you have to be to fly from Southampton Eastleigh Airport to Washington?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Southampton Eastleigh Airport to Washington.
What documentation or ID do you need to fly to Washington?
The necessary travel and health documents for your Washington trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Southampton to Washington for you.

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

Yes. momondo allows you to filter the results for Southampton to Washington flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Southampton and Washington by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Washington, momondo offers a useful price alert feature which will track prices for flights to Washington from Southampton and alert you when they change.