SOU - SEA

$707 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 3/23. 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
$902
KLM
Mon 3/23Mon 3/30
SOU - SEA • 2 stops
Cheapest one-way
$707
Aer Lingus
Mon 3/23
SOU - SEA • 1 stop
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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, Mar 23 - Mon, Mar 30
KLM Logo
5:40 pm - 10:22 pm
SOU
-
SEA
35h 42m
2 stops
KLM Logo
5:30 pm - 8:35 am
SEA
-
SOU
31h 05m
1 stop
$902KLM
Mon, Mar 23 - Mon, Mar 30
Aer Lingus Logo
9:30 am - 7:20 pm
SOU
-
SEA
16h 50m
1 stop
Aer Lingus Logo
6:55 pm - 7:30 pm
SEA
-
SOU
16h 35m
1 stop
$955Aer Lingus
Wed, Mar 4 - Sun, Mar 8
British Airways Logo
12:25 pm - 6:20 pm
SOU
-
SEA
13h 55m
1 stop
British Airways Logo
9:05 pm - 7:40 pm
SEA
-
SOU
15h 35m
1 stop
$1,039British Airways
Wed, Mar 4 - Sun, Mar 8
British Airways Logo
12:25 pm - 6:20 pm
SOU
-
SEA
13h 55m
1 stop
British Airways Logo
7:50 pm - 8:10 am
SEA
-
SOU
29h 20m
2 stops
$1,051British Airways
Wed, Mar 4 - Sun, Mar 8
British Airways Logo
12:25 pm - 6:20 pm
SOU
-
SEA
13h 55m
1 stop
British Airways Logo
9:05 pm - 7:40 pm
SEA
-
SOU
15h 35m
1 stop
$1,061British Airways
Wed, Mar 4 - Sun, Mar 8
British Airways Logo
12:25 pm - 6:20 pm
SOU
-
SEA
13h 55m
1 stop
British Airways Logo
9:05 pm - 7:40 pm
SEA
-
SOU
15h 35m
1 stop
$1,069British Airways
Wed, Mar 4 - Sun, Mar 8
British Airways Logo
12:25 pm - 6:20 pm
SOU
-
SEA
13h 55m
1 stop
British Airways Logo
7:50 pm - 8:10 am
SEA
-
SOU
29h 20m
2 stops
$1,073British Airways
Wed, Mar 4 - Sun, Mar 8
British Airways Logo
12:25 pm - 6:20 pm
SOU
-
SEA
13h 55m
1 stop
British Airways Logo
7:50 pm - 8:10 am
SEA
-
SOU
29h 20m
2 stops
$1,074British Airways
Wed, Mar 4 - Sun, Mar 8
British Airways Logo
12:25 pm - 6:20 pm
SOU
-
SEA
13h 55m
1 stop
British Airways Logo
7:50 pm - 8:10 am
SEA
-
SOU
29h 20m
2 stops
$1,081British Airways
Wed, Mar 4 - Sun, Mar 8
British Airways Logo
8:55 am - 4:55 pm
SOU
-
SEA
16h 00m
2 stops
British Airways Logo
7:50 pm - 8:10 am
SEA
-
SOU
29h 20m
2 stops
$1,105British Airways
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 ($902) and Aer Lingus ($955).

Find deals

Good to know

Cheapest flight$707
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 $707 for a one-way ticket and $902 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)