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Cheap flights from Southampton to Seattle from £506

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Southampton to Seattle

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
09:20 - 17:10SOU  Southampton Eastleigh-SEA Seattle/Tacoma Intl
15h 50m1 stop Dublin
British Airways Logo
19:10 - 16:50SEA  Seattle/Tacoma Intl-SOU Southampton Eastleigh
13h 40m1 stop Dublin
£514British Airways
Mon, 5 Oct - Wed, 21 Oct
British Airways Logo
20:00 - 17:10SOU  Southampton Eastleigh-SEA Seattle/Tacoma Intl
29h 10m1 stop Dublin
British Airways Logo
19:10 - 19:30SEA  Seattle/Tacoma Intl-SOU Southampton Eastleigh
16h 20m1 stop Dublin
£522British Airways
Thu, 1 Oct - Mon, 5 Oct
British Airways Logo
20:00 - 17:10SOU  Southampton Eastleigh-SEA Seattle/Tacoma Intl
29h 10m1 stop Dublin
British Airways Logo
19:10 - 16:50SEA  Seattle/Tacoma Intl-SOU Southampton Eastleigh
13h 40m1 stop Dublin
£523British Airways
Mon, 5 Oct - Wed, 21 Oct
British Airways Logo
09:20 - 17:10SOU  Southampton Eastleigh-SEA Seattle/Tacoma Intl
15h 50m1 stop Dublin
British Airways Logo
19:10 - 16:50SEA  Seattle/Tacoma Intl-SOU Southampton Eastleigh
13h 40m1 stop Dublin
£543British Airways
Wed, 14 Oct - Sun, 18 Oct
British Airways Logo
09:20 - 17:10SOU  Southampton Eastleigh-SEA Seattle/Tacoma Intl
15h 50m1 stop Dublin
British Airways Logo
19:10 - 16:50SEA  Seattle/Tacoma Intl-SOU Southampton Eastleigh
13h 40m1 stop Dublin
£544British Airways
Wed, 14 Oct - Sun, 18 Oct
British Airways Logo
09:20 - 17:10SOU  Southampton Eastleigh-SEA Seattle/Tacoma Intl
15h 50m1 stop Dublin
British Airways Logo
19:10 - 16:50SEA  Seattle/Tacoma Intl-SOU Southampton Eastleigh
13h 40m1 stop Dublin
£544British Airways
Wed, 14 Oct - Sun, 18 Oct
Delta Logo
09:15 - 16:35SOU  Southampton Eastleigh-SEA Seattle/Tacoma Intl
15h 20m1 stop Amsterdam Schiphol
Delta Logo
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
KLM Logo
09:05 - 16:35SOU  Southampton Eastleigh-SEA Seattle/Tacoma Intl
15h 30m1 stop Amsterdam Schiphol
KLM Logo
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
Delta Logo
09:15 - 23:04SOU  Southampton Eastleigh-SEA Seattle/Tacoma Intl
21h 49m2 stops Amsterdam Schiphol New York John F Kennedy Intl
Delta Logo
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
KLM Logo
17:20 - 16:35SOU  Southampton Eastleigh-SEA Seattle/Tacoma Intl
31h 15m1 stop Amsterdam Schiphol
KLM Logo
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 Seattle

Our best Delta deals on Southampton to Seattle 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 Seattle

Our best KLM deals on Southampton to Seattle 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 Seattle 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
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See travel insights to Seattle from

How to get the cheapest flight ticket from Southampton to Seattle

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 day to depart on your flight to Seattle?

According to our data, Thursday is the cheapest day to fly to Seattle from Southampton. The lowest ticket price found for a Thursday departure recently was £600. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Seattle on Sunday is £665.

What is the cheapest time of day to depart on your flight to Seattle?

According to our data, the cheapest time of day to fly to Seattle is at midday. momondo users have found flights departing from Southampton to Seattle at midday for as low as £571. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive, with an average ticket price of £634.

When to book flights from Southampton to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Southampton to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Southampton to Seattle (SOU to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Southampton to Seattle

Best price found

£506

Fastest flight time

15h 50m

Direct flights

None
The best one-way flight to Seattle from Southampton in the past 72 hours is £506. The best return flight deal from Southampton to Seattle found on momondo in the last 72 hours is £514.
The fastest flight from Southampton to Seattle takes 15h 50m
There are no direct flights from Southampton to Seattle. There are no popular flight routes from Southampton to Seattle.
Search flight deals

Frequently asked questions about flying from Southampton to Seattle

  • How far is Southampton Eastleigh to Seattle/Tacoma Intl by plane?

    Seattle/Tacoma Intl is 4779.5 mi away from Southampton Eastleigh. By plane, this route typically takes 15h 50m.

  • When did momondo last update prices for flights from Southampton Eastleigh Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Southampton Eastleigh Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Southampton Eastleigh Airport to Seattle/Tacoma Intl 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 Southampton Eastleigh Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents required for your trip to Seattle/Tacoma Intl 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 Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Westport
Kirkland
Ashford
Tacoma
SeaTac
Kent
Tukwila
Fife

Why use momondo?

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

Finding the right flight to Seattle from Southampton is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

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

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

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

Once all potential Southampton to Seattle 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 Southampton to Seattle right now. Can momondo alert me if prices change?

Price alerts on flights to Seattle 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.

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