How long does it take to fly to Southampton?

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 Pasco to London Heathrow Airport is 13h 55m on average. London Heathrow Airport is the most popular airport in Southampton.

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

Delta is the most popular carrier operating from Washington to Southampton Eastleigh

What airlines fly to Southampton?

Delta, British Airways and Virgin Atlantic are the top three most popular airlines that fly to Southampton from State of Washington according to our data. Delta is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Southampton. Keep in mind that there are 14 different airlines that fly to Southampton on a routine basis, so you have a few additional options to choose from.

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

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

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

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 Washington to Southampton Eastleigh Airport.

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

The travel and health documents required for your trip to Southampton Eastleigh Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Southampton Eastleigh Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$662 Cheap Flights from Washington to Southampton in 2026

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One-way

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Enter your travel dates to find the best prices.

5:30 pm - 8:35 am

SEA

SOU

31h 05m

1 stop

5:20 pm - 4:30 pm

SOU

SEA

31h 10m

1 stop

$817KLM

dom., abr. 26 - dom., may. 10

8:20 am - 8:35 am

SEA

SOU

16h 15m

2 stops

5:20 pm - 4:30 pm

SOU

SEA

31h 10m

1 stop

$821KLM

dom., abr. 26 - dom., may. 10

7:15 am - 8:35 am

SEA

SOU

17h 20m

2 stops

9:15 am - 10:17 pm

SOU

SEA

21h 02m

2 stops

$832Delta

dom., abr. 26 - dom., may. 10

1:45 pm - 8:35 am

SEA

SOU

34h 50m

1 stop

5:20 pm - 11:42 am

SOU

SEA

26h 22m

1 stop

$867KLM

sáb., may. 9 - sáb., may. 16

3:40 pm - 7:30 pm

SEA

SOU

19h 50m

2 stops

9:10 am - 8:40 pm

SOU

SEA

19h 30m

2 stops

$868Multiple Airlines

sáb., may. 9 - sáb., may. 16

1:45 pm - 4:50 pm

SEA

SOU

19h 05m

1 stop

9:15 am - 12:22 am

SOU

SEA

23h 07m

2 stops

$877Delta

sáb., may. 9 - sáb., may. 16

9:40 am - 4:50 pm

SEA

SOU

23h 10m

2 stops

9:15 am - 10:16 pm

SOU

SEA

21h 01m

2 stops

$882Delta

sáb., may. 9 - sáb., may. 16

4:05 pm - 8:20 am

SEA

SOU

33h 15m

1 stop

5:20 pm - 11:45 am

SOU

SEA

26h 25m

1 stop

$909KLM

dom., mar. 22 - lun., mar. 30

5:30 pm - 8:45 am

SEA

SOU

31h 15m

1 stop

5:20 pm - 11:42 am

SOU

SEA

26h 22m

1 stop

$920KLM

vie., may. 8 - sáb., may. 16

5:30 pm - 8:45 am

SEA

SOU

31h 15m

1 stop

9:15 am - 7:33 pm

SOU

SEA

18h 18m

2 stops

$930KLM

vie., may. 8 - sáb., may. 16

KLM flights from State of Washington to Southampton

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

KLM

Apr 26

SEA5:30 pmSeattle/Tacoma Intl

31h 05m

1 stop

SOU8:35 amSouthampton Eastleigh

May 10

SOU5:20 pmSouthampton Eastleigh

31h 10m

1 stop

SEA4:30 pmSeattle/Tacoma Intl

$817

KLM

Apr 26

SEA8:20 amSeattle/Tacoma Intl

16h 15m

2 stops

SOU8:35 amSouthampton Eastleigh

May 10

SOU5:20 pmSouthampton Eastleigh

31h 10m

1 stop

SEA4:30 pmSeattle/Tacoma Intl

$821

KLM

May 9

SEA1:45 pmSeattle/Tacoma Intl

34h 50m

1 stop

SOU8:35 amSouthampton Eastleigh

May 16

SOU5:20 pmSouthampton Eastleigh

26h 22m

1 stop

SEA11:42 amSeattle/Tacoma Intl

$867

Delta flights from State of Washington to Southampton

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

Delta

Apr 26

SEA7:15 amSeattle/Tacoma Intl

17h 20m

2 stops

SOU8:35 amSouthampton Eastleigh

May 10

SOU9:15 amSouthampton Eastleigh

21h 02m

2 stops

SEA10:17 pmSeattle/Tacoma Intl

$832

Delta

May 9

SEA9:40 amSeattle/Tacoma Intl

23h 10m

2 stops

SOU4:50 pmSouthampton Eastleigh

May 16

SOU9:15 amSouthampton Eastleigh

21h 01m

2 stops

SEA10:16 pmSeattle/Tacoma Intl

$882

Delta

May 8

SEA7:20 amSeattle/Tacoma Intl

17h 25m

2 stops

SOU8:45 amSouthampton Eastleigh

May 16

SOU9:15 amSouthampton Eastleigh

23h 07m

2 stops

SEA12:22 amSeattle/Tacoma Intl

$1,006

momondo Fare Finder

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

SeattleSouthampton

SEA - SOU

SEASOU

Seattle/Tacoma Intl

dom. 4/26

5:30 pm-8:35 am

1 stop31h 05m

Southampton Eastleigh

dom. 5/10

5:20 pm-4:30 pm

1 stop31h 10m

$817

SeattleSouthampton

SEA - SOU

SEASOU

Seattle/Tacoma Intl

dom. 4/26

8:20 am-8:35 am

2 stops16h 15m

Southampton Eastleigh

dom. 5/10

5:20 pm-4:30 pm

1 stop31h 10m

$821

SeattleSouthampton

SEA - SOU

SEASOU

Seattle/Tacoma Intl

dom. 4/26

7:15 am-8:35 am

2 stops17h 20m

Southampton Eastleigh

dom. 5/10

9:15 am-10:17 pm

2 stops21h 02m

$832

SeattleSouthampton

SEA - SOU

SEASOU

Seattle/Tacoma Intl

sáb. 5/9

1:45 pm-8:35 am

1 stop34h 50m

Southampton Eastleigh

sáb. 5/16

5:20 pm-11:42 am

1 stop26h 22m

$867

SeattleSouthampton

SEA - SOU

SEASOU

Seattle/Tacoma Intl

sáb. 5/9

3:40 pm-7:30 pm

2 stops19h 50m

Southampton Eastleigh

sáb. 5/16

9:10 am-8:40 pm

2 stops19h 30m

$868

SeattleSouthampton

SEA - SOU

SEASOU

Seattle/Tacoma Intl

sáb. 5/9

1:45 pm-4:50 pm

1 stop19h 05m

Southampton Eastleigh

sáb. 5/16

9:15 am-12:22 am

2 stops23h 07m

$877

SeattleSouthampton

SEA - SOU

SEASOU

Seattle/Tacoma Intl

sáb. 5/9

9:40 am-4:50 pm

2 stops23h 10m

Southampton Eastleigh

sáb. 5/16

9:15 am-10:16 pm

2 stops21h 01m

$882

SeattleSouthampton

SEA - SOU

SEASOU

Seattle/Tacoma Intl

dom. 3/22

4:05 pm-8:20 am

1 stop33h 15m

Southampton Eastleigh

lun. 3/30

5:20 pm-11:45 am

1 stop26h 25m

$909

SeattleSouthampton

SEA - SOU

SEASOU

Seattle/Tacoma Intl

vie. 5/8

5:30 pm-8:45 am

1 stop31h 15m

Southampton Eastleigh

sáb. 5/16

5:20 pm-11:42 am

1 stop26h 22m

$920

SeattleSouthampton

SEA - SOU

SEASOU

Seattle/Tacoma Intl

vie. 5/8

5:30 pm-8:45 am

1 stop31h 15m

Southampton Eastleigh

sáb. 5/16

9:15 am-7:33 pm

2 stops18h 18m

$930

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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

You could potentially save up to 26% on your flight if you consider stops on a State of Washington to Southampton flight.

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

Fastest flight time	17h 15m
Direct flights	None

The fastest flight from State of Washington to Southampton takes 17h 15m

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

Search flight deals

When did momondo last update prices for flights from Washington to Southampton Eastleigh Airport?
Prices for flights from Washington to Southampton Eastleigh Airport are updated daily.
How old do you have to be to fly from Washington to Southampton Eastleigh Airport?
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 Washington to Southampton Eastleigh Airport.
What documentation or ID do you need to fly to Southampton Eastleigh Airport?
The travel and health documents required for your trip to Southampton Eastleigh Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Southampton Eastleigh Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Portsmouth

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington to Southampton. momondo saves you time and could save you money on your trip.

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

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

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

Once all potential Washington to Southampton flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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