SOU - SEA

$742 Find Cheap Flights from Southampton to Seattle

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Southampton to Seattle departing on 6/24. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Seattle

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Southampton to Seattle, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Southampton to Seattle, as well as popular online travel agencies
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41,299,237 searches in the past 7 days on KAYAK

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Everything you should know

Cheapest round-trip
$929
KLM
Mon 4/27Mon 5/4
SOU - SEA • 1 stop
Cheapest one-way
$742
British Airways
Wed 6/24
SOU - SEA • 2 stops
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Seattle!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Southampton to Seattle (SOU-SEA)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Southampton to Seattle that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Southampton to Seattle

Mon, Apr 27 - Mon, May 4
KLM Logo
9:05 am - 4:30 pm
SOU
-
SEA
15h 25m
1 stop
KLM Logo
10:40 pm - 8:35 am
SEA
-
SOU
25h 55m
2 stops
$929KLM
Mon, Apr 27 - Mon, May 4
KLM Logo
5:20 pm - 2:42 pm
SOU
-
SEA
29h 22m
2 stops
KLM Logo
10:40 pm - 8:35 am
SEA
-
SOU
25h 55m
2 stops
$935KLM
Mon, Apr 27 - Mon, May 4
Virgin Atlantic Logo
9:05 am - 11:51 pm
SOU
-
SEA
22h 46m
2 stops
Virgin Atlantic Logo
10:35 pm - 8:35 am
SEA
-
SOU
26h 00m
2 stops
$948Virgin Atlantic
Mon, Apr 27 - Mon, May 4
Aer Lingus Logo
8:00 pm - 5:10 pm
SOU
-
SEA
29h 10m
1 stop
Aer Lingus Logo
7:10 pm - 7:30 pm
SEA
-
SOU
16h 20m
1 stop
$950Aer Lingus
Mon, Apr 27 - Mon, May 4
Aer Lingus Logo
5:20 pm - 5:10 pm
SOU
-
SEA
31h 50m
1 stop
Aer Lingus Logo
5:30 am - 7:30 pm
SEA
-
SOU
30h 00m
2 stops
$964Aer Lingus
Fri, Apr 10 - Fri, Apr 17
KLM Logo
5:20 pm - 11:45 am
SOU
-
SEA
26h 25m
1 stop
KLM Logo
5:35 pm - 8:45 am
SEA
-
SOU
31h 10m
1 stop
$1,021KLM
Fri, Apr 10 - Fri, Apr 17
KLM Logo
5:20 pm - 11:45 am
SOU
-
SEA
26h 25m
1 stop
KLM Logo
8:50 am - 8:45 am
SEA
-
SOU
15h 55m
2 stops
$1,024KLM
Fri, Apr 10 - Fri, Apr 17
KLM Logo
5:20 pm - 2:50 pm
SOU
-
SEA
29h 30m
2 stops
KLM Logo
5:48 pm - 8:45 am
SEA
-
SOU
30h 57m
2 stops
$1,052KLM
Tue, Mar 31 - Tue, Apr 14
Aer Lingus Logo
8:00 pm - 5:10 pm
SOU
-
SEA
29h 10m
1 stop
Aer Lingus Logo
7:10 pm - 7:30 pm
SEA
-
SOU
16h 20m
1 stop
$1,076Aer Lingus
Tue, Mar 31 - Tue, Apr 14
KLM Logo
9:05 am - 11:45 am
SOU
-
SEA
34h 40m
1 stop
KLM Logo
1:30 pm - 4:50 pm
SEA
-
SOU
19h 20m
2 stops
$1,079KLM
Booking Insights

KAYAK's insights & trends for Southampton to Seattle flights

Get data-powered insights and trends into flights from Southampton to Seattle to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Southampton to Seattle?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest round-trip tickets from Southampton to Seattle were found on KLM ($929) and Virgin Atlantic ($948).

Find deals

Good to know

Cheapest flight$742
Flight from Southampton to Seattle

When to book flights from Southampton to Seattle

Are your dates flexible? Find out the best times to travel from Southampton to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Southampton to Seattle

  • What is the cheapest flight from Southampton to Seattle?

    In the last 3 days, the lowest price for a flight from Southampton to Seattle was $742 for a one-way ticket and $929 for a round-trip.

  • Do I need a passport to fly between Southampton and Seattle?

    Yes

  • Which airports will I be using when flying from Southampton to Seattle?

    Southampton and Seattle are both served by 1 main airport. You will leave Southampton from Southampton Eastleigh and will be arriving at Seattle/Tacoma Intl.

  • Which aircraft models fly most regularly from Southampton to Seattle?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Southampton to Seattle?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Southampton to Seattle.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Southampton to Seattle?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from Southampton is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Southampton to Seattle?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seattle with an airline and back to Southampton with another airline. Booking your flights between Southampton and SEA can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Southampton to Seattle?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle from Southampton up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Southampton to Seattle

Information on your arrival and departure airports

Southampton (SOU)
Seattle (SEA)