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

What airlines fly to State of Washington?

British Airways, Virgin Atlantic and Delta are the top three most popular airlines that fly to State of Washington from Southampton according to our data. British Airways is the first choice among our users, with 38% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 7 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Southampton Eastleigh Airport to Washington refresh 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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.

$638 Cheap Flights from Southampton to Washington in 2026

Find the cheapest flights from Southampton to Washington

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:15 am - 5:10 pm

SOU

SEA

15h 55m

1 stop

7:10 pm - 7:30 pm

SEA

SOU

16h 20m

1 stop

$713Aer Lingus

Tue, Sep 1 - Tue, Sep 8

9:15 am - 5:10 pm

SOU

SEA

15h 55m

1 stop

7:10 pm - 7:30 pm

SEA

SOU

16h 20m

1 stop

$822Aer Lingus

Tue, Sep 1 - Tue, Sep 8

9:15 am - 5:10 pm

SOU

SEA

15h 55m

1 stop

11:56 pm - 8:40 am

SEA

SOU

24h 44m

2 stops

$865Aer Lingus

Tue, Sep 1 - Tue, Sep 8

9:15 am - 11:59 pm

SOU

SEA

22h 44m

2 stops

6:00 am - 8:05 am

SEA

SOU

18h 05m

2 stops

$877Multiple Airlines

Tue, Sep 1 - Tue, Sep 8

9:15 am - 11:59 pm

SOU

SEA

22h 44m

2 stops

11:44 pm - 4:50 pm

SEA

SOU

33h 06m

2 stops

$878Aer Lingus

Tue, Sep 1 - Tue, Sep 8

5:20 pm - 11:47 am

SOU

SEA

26h 27m

1 stop

11:08 pm - 8:35 am

SEA

SOU

25h 27m

2 stops

$903Virgin Atlantic

Tue, Sep 1 - Tue, Sep 8

9:05 am - 10:05 pm

SOU

SEA

21h 00m

2 stops

7:15 am - 8:45 am

SEA

SOU

17h 30m

2 stops

$908Delta

Tue, Sep 1 - Tue, Sep 8

9:15 am - 4:35 pm

SOU

SEA

15h 20m

1 stop

11:59 pm - 8:45 am

SEA

SOU

24h 46m

2 stops

$943Delta

Sun, Sep 6 - Fri, Sep 11

9:15 am - 10:05 pm

SOU

SEA

20h 50m

2 stops

5:59 pm - 8:45 am

SEA

SOU

30h 46m

2 stops

$949Delta

Sun, Sep 6 - Fri, Sep 11

9:15 am - 4:35 pm

SOU

SEA

15h 20m

1 stop

10:35 am - 8:45 am

SEA

SOU

14h 10m

2 stops

$998Delta

Sun, Sep 6 - Sat, Sep 12

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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

Sep 1

SOU9:15 amSouthampton Eastleigh

15h 55m

1 stop

SEA5:10 pmSeattle/Tacoma Intl

Sep 8

SEA7:10 pmSeattle/Tacoma Intl

16h 20m

1 stop

SOU7:30 pmSouthampton Eastleigh

$713

Aer Lingus

Sep 1

SOU9:15 amSouthampton Eastleigh

15h 55m

1 stop

SEA5:10 pmSeattle/Tacoma Intl

Sep 8

SEA7:10 pmSeattle/Tacoma Intl

16h 20m

1 stop

SOU7:30 pmSouthampton Eastleigh

$822

Aer Lingus

Sep 10

SOU9:20 amSouthampton Eastleigh

15h 50m

1 stop

SEA5:10 pmSeattle/Tacoma Intl

Sep 17

SEA7:10 pmSeattle/Tacoma Intl

29h 30m

1 stop

SOU8:40 amSouthampton Eastleigh

$857

Delta flights from Southampton to State of Washington

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

Delta

Sep 1

SOU9:05 amSouthampton Eastleigh

21h 00m

2 stops

SEA10:05 pmSeattle/Tacoma Intl

Sep 8

SEA7:15 amSeattle/Tacoma Intl

17h 30m

2 stops

SOU8:45 amSouthampton Eastleigh

$908

Delta

Sep 6

SOU9:15 amSouthampton Eastleigh

15h 20m

1 stop

SEA4:35 pmSeattle/Tacoma Intl

Sep 11

SEA11:59 pmSeattle/Tacoma Intl

24h 46m

2 stops

SOU8:45 amSouthampton Eastleigh

$943

Delta

Sep 6

SOU9:15 amSouthampton Eastleigh

20h 50m

2 stops

SEA10:05 pmSeattle/Tacoma Intl

Sep 11

SEA5:59 pmSeattle/Tacoma Intl

30h 46m

2 stops

SOU8:45 amSouthampton Eastleigh

$949

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 round-trip

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Tue 9/1

9:15 am-5:10 pm

1 stop15h 55m

Seattle/Tacoma Intl

Tue 9/8

7:10 pm-7:30 pm

1 stop16h 20m

$713

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Tue 9/1

9:15 am-5:10 pm

1 stop15h 55m

Seattle/Tacoma Intl

Tue 9/8

7:10 pm-7:30 pm

1 stop16h 20m

$822

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Tue 9/1

9:15 am-5:10 pm

1 stop15h 55m

Seattle/Tacoma Intl

Tue 9/8

11:56 pm-8:40 am

2 stops24h 44m

$865

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Tue 9/1

9:15 am-11:59 pm

2 stops22h 44m

Seattle/Tacoma Intl

Tue 9/8

6:00 am-8:05 am

2 stops18h 05m

$877

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Tue 9/1

9:15 am-11:59 pm

2 stops22h 44m

Seattle/Tacoma Intl

Tue 9/8

11:44 pm-4:50 pm

2 stops33h 06m

$878

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Tue 9/1

5:20 pm-11:47 am

1 stop26h 27m

Seattle/Tacoma Intl

Tue 9/8

11:08 pm-8:35 am

2 stops25h 27m

$903

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Tue 9/1

9:05 am-10:05 pm

2 stops21h 00m

Seattle/Tacoma Intl

Tue 9/8

7:15 am-8:45 am

2 stops17h 30m

$908

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Sun 9/6

9:15 am-4:35 pm

1 stop15h 20m

Seattle/Tacoma Intl

Fri 9/11

11:59 pm-8:45 am

2 stops24h 46m

$943

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Sun 9/6

9:15 am-10:05 pm

2 stops20h 50m

Seattle/Tacoma Intl

Fri 9/11

5:59 pm-8:45 am

2 stops30h 46m

$949

Quickest round-trip

SouthamptonSeattle

SOU - SEA

SOUSEA

Southampton Eastleigh

Sun 9/6

9:15 am-4:35 pm

1 stop15h 20m

Seattle/Tacoma Intl

Sat 9/12

10:35 am-8:45 am

2 stops14h 10m

$998

Flights are sorted by cheapest round-trip 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

Prices

Airlines

Can stopping save me money on Southampton to State of Washington flights?

You could potentially save up to 5% on your flight if you consider stops on a Southampton to State of Washington flight.

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.

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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 refresh 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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?

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 Washington from Southampton.

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

Yes. All flights to Washington from Southampton on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Southampton to Washington.

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

Price alerts on flights to Washington from Southampton are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.