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.

£479 Cheap Flights from Southampton to Washington in 2026

Find the cheapest flights from Southampton to Washington

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

09:15 - 17:10

SOU

SEA

15h 55m

1 stop

19:10 - 19:30

SEA

SOU

16h 20m

1 stop

£535Aer Lingus

Tue, 1 Sep - Tue, 8 Sep

09:15 - 17:10

SOU

SEA

15h 55m

1 stop

19:10 - 19:30

SEA

SOU

16h 20m

1 stop

£617Aer Lingus

Tue, 1 Sep - Tue, 8 Sep

09:15 - 17:10

SOU

SEA

15h 55m

1 stop

23:56 - 08:40

SEA

SOU

24h 44m

2 stops

£649Aer Lingus

Tue, 1 Sep - Tue, 8 Sep

09:15 - 23:59

SOU

SEA

22h 44m

2 stops

06:00 - 08:05

SEA

SOU

18h 05m

2 stops

£658Multiple Airlines

Tue, 1 Sep - Tue, 8 Sep

09:15 - 23:59

SOU

SEA

22h 44m

2 stops

23:44 - 16:50

SEA

SOU

33h 06m

2 stops

£659Aer Lingus

Tue, 1 Sep - Tue, 8 Sep

17:20 - 11:47

SOU

SEA

26h 27m

1 stop

23:08 - 08:35

SEA

SOU

25h 27m

2 stops

£677Virgin Atlantic

Tue, 1 Sep - Tue, 8 Sep

09:05 - 22:05

SOU

SEA

21h 00m

2 stops

07:15 - 08:45

SEA

SOU

17h 30m

2 stops

£681Delta

Tue, 1 Sep - Tue, 8 Sep

09:15 - 16:35

SOU

SEA

15h 20m

1 stop

23:59 - 08:45

SEA

SOU

24h 46m

2 stops

£707Delta

Sun, 6 Sep - Fri, 11 Sep

09:15 - 22:05

SOU

SEA

20h 50m

2 stops

17:59 - 08:45

SEA

SOU

30h 46m

2 stops

£712Delta

Sun, 6 Sep - Fri, 11 Sep

09:15 - 16:35

SOU

SEA

15h 20m

1 stop

10:35 - 08:45

SEA

SOU

14h 10m

2 stops

£749Delta

Sun, 6 Sep - Sat, 12 Sep

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Aer Lingus flights from Southampton to State of Washington

Our best Aer Lingus deals on Southampton to State of Washington flight tickets

Aer Lingus

1 Sept

SOU09:15Southampton Eastleigh

15h 55m

1 stop

SEA17:10Seattle/Tacoma Intl

8 Sept

SEA19:10Seattle/Tacoma Intl

16h 20m

1 stop

SOU19:30Southampton Eastleigh

£535

Aer Lingus

1 Sept

SOU09:15Southampton Eastleigh

15h 55m

1 stop

SEA17:10Seattle/Tacoma Intl

8 Sept

SEA19:10Seattle/Tacoma Intl

16h 20m

1 stop

SOU19:30Southampton Eastleigh

£617

Aer Lingus

10 Sept

SOU09:20Southampton Eastleigh

15h 50m

1 stop

SEA17:10Seattle/Tacoma Intl

17 Sept

SEA19:10Seattle/Tacoma Intl

29h 30m

1 stop

SOU08:40Southampton Eastleigh

£643

Delta flights from Southampton to State of Washington

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

Delta

1 Sept

SOU09:05Southampton Eastleigh

21h 00m

2 stops

SEA22:05Seattle/Tacoma Intl

8 Sept

SEA07:15Seattle/Tacoma Intl

17h 30m

2 stops

SOU08:45Southampton Eastleigh

£681

Delta

6 Sept

SOU09:15Southampton Eastleigh

15h 20m

1 stop

SEA16:35Seattle/Tacoma Intl

11 Sept

SEA23:59Seattle/Tacoma Intl

24h 46m

2 stops

SOU08:45Southampton Eastleigh

£707

Delta

6 Sept

SOU09:15Southampton Eastleigh

20h 50m

2 stops

SEA22:05Seattle/Tacoma Intl

11 Sept

SEA17:59Seattle/Tacoma Intl

30h 46m

2 stops

SOU08:45Southampton Eastleigh

£712

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

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Tue 1/9

09:15-17:10

1 stop15h 55m

Seattle/Tacoma Intl

Tue 8/9

19:10-19:30

1 stop16h 20m

£535

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Tue 1/9

09:15-17:10

1 stop15h 55m

Seattle/Tacoma Intl

Tue 8/9

19:10-19:30

1 stop16h 20m

£617

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Tue 1/9

09:15-17:10

1 stop15h 55m

Seattle/Tacoma Intl

Tue 8/9

23:56-08:40

2 stops24h 44m

£649

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Tue 1/9

09:15-23:59

2 stops22h 44m

Seattle/Tacoma Intl

Tue 8/9

06:00-08:05

2 stops18h 05m

£658

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Tue 1/9

09:15-23:59

2 stops22h 44m

Seattle/Tacoma Intl

Tue 8/9

23:44-16:50

2 stops33h 06m

£659

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Tue 1/9

17:20-11:47

1 stop26h 27m

Seattle/Tacoma Intl

Tue 8/9

23:08-08:35

2 stops25h 27m

£677

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Tue 1/9

09:05-22:05

2 stops21h 00m

Seattle/Tacoma Intl

Tue 8/9

07:15-08:45

2 stops17h 30m

£681

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Sun 6/9

09:15-16:35

1 stop15h 20m

Seattle/Tacoma Intl

Fri 11/9

23:59-08:45

2 stops24h 46m

£707

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Sun 6/9

09:15-22:05

2 stops20h 50m

Seattle/Tacoma Intl

Fri 11/9

17:59-08:45

2 stops30h 46m

£712

Fastest return journey

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Sun 6/9

09:15-16:35

1 stop15h 20m

Seattle/Tacoma Intl

Sat 12/9

10:35-08:45

2 stops14h 10m

£749

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 53% of people opting to fly with this airline when travelling to State of Washington. Keep in mind that there are 13 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

Fastest flight time	15h 55m
Direct flights	None

The fastest flight from Southampton to State of Washington takes 15h 55m

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.