SOU - KGS

£373 Find Cheap Flights from Southampton to Kos – Compare and Save

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1 adult, Economy, 0 bags

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Cheap Flights from Southampton to Kos (SOU-KGS)

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

Recent return flight deals from Southampton to Kos

Thu, 10 Dec - Thu, 17 Dec
Multiple Airlines Logo
09:20 - 16:30SOU  Southampton Eastleigh-KGS Kos
29h 10m3 stops Alicante Barcelona-El Prat Athens Eleftherios V.
Multiple Airlines Logo
14:05 - 12:55KGS  Kos-SOU Southampton Eastleigh
24h 50m3 stops Athens Eleftherios V. Amsterdam Schiphol Manchester
£373Multiple Airlines
Thu, 10 Dec - Thu, 17 Dec
Multiple Airlines Logo
12:25 - 11:30SOU  Southampton Eastleigh-KGS Kos
21h 05m2 stops Dublin Athens Eleftherios V.
Multiple Airlines Logo
08:25 - 12:55KGS  Kos-SOU Southampton Eastleigh
30h 30m3 stops Athens Eleftherios V. Amsterdam Schiphol Manchester
£381Multiple Airlines
Thu, 10 Dec - Thu, 17 Dec
Multiple Airlines Logo
12:25 - 11:30SOU  Southampton Eastleigh-KGS Kos
21h 05m2 stops Dublin Athens Eleftherios V.
Multiple Airlines Logo
08:25 - 08:10KGS  Kos-SOU Southampton Eastleigh
25h 45m2 stops Athens Eleftherios V. Amsterdam Schiphol
£390Multiple Airlines
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Key details for Southampton to Kos flights

Cheapest flight

£373
Round-trip flight from Southampton to Kos

When to book flights from Southampton to Kos

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

Your Southampton to Kos flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Do I need a passport to fly from Southampton to Kos?

    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 Kos changed much recently?

    Based on fares seen in the past 5 days, return flight prices on this route were fairly steady, ranging from about £373 to £390. The highest observed fare was only about 4% higher than the lowest one.

  • Which car hire options are available at Kos Airport (KGS)?

    Kos Airport (KGS) hosts 5 major car hire companies, with daily rates starting from around £7 for economy cars. Top options include:

    • ABBYCAR
    • Exer Rent a Car
    • Caldera
    • Europcar
    • Alma Car Hire

  • Which airports can I use when flying from Southampton to Kos?

    Flights from Southampton to Kos usually depart from Southampton Eastleigh (SOU) and arrive at Kos (KGS).

  • What is the time difference between Southampton and Kos?

    Kos is 2 hours ahead of Southampton (Eastern European Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

More options for your flight from Southampton to Kos

Complete your trip to Kos with a hotel stay or car hire

Car hire in Kos
Hotels in Kos
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