SOU - STL

£783 Find Cheap Flights from Southampton to St. Louis – Compare and Save

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1 adult, Economy, 0 bags

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Cheap Flights from Southampton to St. Louis (SOU-STL)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Southampton to St. Louis

Tue, 20 Oct - Tue, 27 Oct
Delta Logo
09:05 - 23:54SOU  Southampton Eastleigh-STL Lambert-St Louis
20h 49m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
Delta Logo
06:21 - 08:10STL  Lambert-St Louis-SOU Southampton Eastleigh
20h 49m2 stops Minneapolis St Paul Amsterdam Schiphol
£783Delta
Tue, 20 Oct - Tue, 27 Oct
Multiple Airlines Logo
09:15 - 16:53SOU  Southampton Eastleigh-STL Lambert-St Louis
37h 38m3 stops Dublin London Heathrow Chicago O'Hare Intl
Multiple Airlines Logo
15:18 - 19:30STL  Lambert-St Louis-SOU Southampton Eastleigh
23h 12m2 stops Philadelphia Dublin
£920Multiple Airlines
Tue, 20 Oct - Tue, 27 Oct
Multiple Airlines Logo
17:20 - 14:00SOU  Southampton Eastleigh-STL Lambert-St Louis
26h 40m3 stops Amsterdam Schiphol Dublin Toronto Pearson Intl
Multiple Airlines Logo
16:05 - 17:05STL  Lambert-St Louis-SOU Southampton Eastleigh
20h 00m3 stops Toronto Pearson Intl Paris Charles de Gaulle Amsterdam Schiphol
£1,875Multiple Airlines
Booking Insights

Price, demand, and travel trends for Southampton to St. Louis flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Southampton to St. Louis with more confidence.

What is the cheapest airline to fly from Southampton to St. Louis?

Delta (£783) offered the cheapest return ticket from Southampton to St. Louis in the last 5 days.

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Key details for Southampton to St. Louis flights

Cheapest flight

£783
Flights from Southampton to St. Louis

When to book flights from Southampton to St. Louis

Are your dates flexible? Find out the best times to travel from Southampton to St. Louis based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Southampton to St. Louis flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from Southampton to St. Louis?

    Flights from Southampton to St. Louis usually depart from Southampton Eastleigh (SOU) and arrive at Lambert-St Louis (STL).

  • What popular places can I visit in St. Louis?

    America's Center Convention Complex is one of the most viewed places in St. Louis on KAYAK.

  • Do I need a passport to fly from Southampton to St. Louis?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Southampton to St. Louis changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £783 to £1,875. That means the highest observed fare was about 2x higher than the lowest one.

  • What is the time difference between Southampton and St. Louis?

    St. Louis is 6 hours behind Southampton (Central Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which car hire options are available at Lambert-St Louis Airport (STL)?

    Lambert-St Louis Airport (STL) hosts 5 major car hire companies, with daily rates starting from around £23 for economy cars. Top options include:
    · Hertz
    · Budget
    · Alamo
    · Enterprise Rent-A-Car
    · Payless

Your guide to booking Southampton to St. Louis flights

Get tips on when to book, when to fly, and what to know before your trip.

More options for your flight from Southampton to St. Louis

Complete your trip to St. Louis with a hotel stay or car hire

Car hire in St. Louis
Hotels in St. Louis
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