Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Seattle to London
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
Cheap bus & train deals from Seattle to London
All round-trip flight deals to London
Aer Lingus flights from Seattle to Southampton
Our best Aer Lingus deals on Seattle to Southampton flight tickets
KLM flights from Seattle to Southampton
Our best KLM deals on Seattle to Southampton flight tickets
How to get the cheapest flight ticket from Seattle 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
What is the cheapest month to fly from Seattle to Southampton?
March. The cheapest time of year to fly to Southampton from Seattle is March. The most expensive is July.
What is the cheapest Seattle to Southampton flight route?
Seattle/Tacoma Intl - Southampton Eastleigh. Fly from Seattle/Tacoma Intl to Southampton Eastleigh for the best Seattle - Southampton flight prices
Can stopping save me money on Seattle to Southampton flights?
You could potentially save up to 2% on your flight if you consider stops on a Seattle to Southampton flight.
When to book flights from Seattle to Southampton
Cheap Seattle to Southampton (SEA to SOU) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Southampton
How far is Seattle/Tacoma Intl to Southampton Eastleigh by plane?
The distance between Seattle/Tacoma Intl and Southampton Eastleigh is about 4779.5 mi. 15h 20m is a normal flight duration for this route.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Southampton Eastleigh Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Southampton Eastleigh Airport are updated daily.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Southampton Eastleigh Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Southampton Eastleigh Airport.
What documentation or ID do you need to fly to Southampton Eastleigh Airport?
The required travel and health documents for your Southampton Eastleigh Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Southampton Eastleigh Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Southampton?
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 Southampton from Seattle.
Can I find flights from Seattle to Southampton with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Southampton from Seattle with this policy.
How can momondo help me find flights from Seattle to Southampton?
momondo provides multiple filters to help you find the best flight to Southampton from Seattle. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Seattle to Southampton right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Southampton from Seattle. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.