KGS - LHR

£91 Find Cheap Flights from Kos to London Heathrow Airport – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£273
Typical prices: £225-£257
Aegean Airlines
Thu 11/10Thu 18/10
KGS - LHR • 1 stop
Cheapest one-way flight
£77
Typical prices: £110-£155
Multiple Airlines
Sun 14/10
KGS - LHR • 2 stops
Direct flights
Not available
There are currently no direct flights between Kos and London Heathrow Airport. You'll need to take a connecting flight to reach the destination.
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We hope you enjoy your trip to London Heathrow Airport!
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Cheap Flights from Kos to Heathrow (KGS-LHR)

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

Recent return flight deals from Kos to Heathrow

Sun, 11 Oct - Sun, 18 Oct
Multiple Airlines Logo
06:00 - 11:15KGS  Kos-LHR London Heathrow
7h 15m1 stop Athens Eleftherios V.
Multiple Airlines Logo
08:50 - 20:15LHR  London Heathrow-KGS Kos
9h 25m1 stop Dublin
£273Multiple Airlines
Sun, 11 Oct - Sun, 18 Oct
Aegean Airlines Logo
06:00 - 11:15KGS  Kos-LHR London Heathrow
7h 15m1 stop Athens Eleftherios V.
Aegean Airlines Logo
22:15 - 00:35LHR  London Heathrow-KGS Kos
24h 20m1 stop Athens Eleftherios V.
£317Aegean Airlines
Sun, 11 Oct - Sun, 18 Oct
Aegean Airlines Logo
11:50 - 11:15KGS  Kos-LHR London Heathrow
25h 25m2 stops Thessaloniki Makedonia Athens Eleftherios V.
Aegean Airlines Logo
22:15 - 07:40LHR  London Heathrow-KGS Kos
7h 25m1 stop Athens Eleftherios V.
£347Aegean Airlines
Wed, 14 Oct - Wed, 21 Oct
Lufthansa Logo
19:55 - 08:15KGS  Kos-LHR London Heathrow
14h 20m1 stop Munich Franz Josef Strauss
Lufthansa Logo
07:25 - 19:05LHR  London Heathrow-KGS Kos
9h 40m1 stop Munich Franz Josef Strauss
£358Lufthansa
Sun, 11 Oct - Sun, 18 Oct
Multiple Airlines Logo
06:00 - 11:15KGS  Kos-LHR London Heathrow
7h 15m1 stop Athens Eleftherios V.
Multiple Airlines Logo
08:55 - 10:10LHR  London Heathrow-KGS Kos
23h 15m2 stops Geneva Geneve-Cointrin Zurich
£364Multiple Airlines
Wed, 14 Oct - Wed, 21 Oct
Multiple Airlines Logo
11:25 - 18:05KGS  Kos-LHR London Heathrow
8h 40m1 stop Berlin Brandenburg
Multiple Airlines Logo
06:30 - 19:05LHR  London Heathrow-KGS Kos
10h 35m2 stops Frankfurt am Main Munich Franz Josef Strauss
£429Multiple Airlines
Sun, 11 Oct - Sun, 18 Oct
Multiple Airlines Logo
11:50 - 07:40KGS  Kos-LHR London Heathrow
21h 50m2 stops Thessaloniki Makedonia Frankfurt am Main
Multiple Airlines Logo
08:55 - 10:10LHR  London Heathrow-KGS Kos
23h 15m2 stops Geneva Geneve-Cointrin Zurich
£535Multiple Airlines
Wed, 14 Oct - Wed, 21 Oct
Lufthansa Logo
13:30 - 20:45KGS  Kos-LHR London Heathrow
9h 15m2 stops Frankfurt am Main Munich Franz Josef Strauss
Lufthansa Logo
08:30 - 19:05LHR  London Heathrow-KGS Kos
8h 35m2 stops Frankfurt am Main Munich Franz Josef Strauss
£535Lufthansa
Sun, 11 Oct - Sun, 18 Oct
Aegean Airlines Logo
11:50 - 17:55KGS  Kos-LHR London Heathrow
32h 05m2 stops Thessaloniki Makedonia Athens Eleftherios V.
Aegean Airlines Logo
12:15 - 07:45LHR  London Heathrow-KGS Kos
17h 30m2 stops Athens Eleftherios V. Thessaloniki Makedonia
£639Aegean Airlines
Sun, 11 Oct - Sun, 18 Oct
Multiple Airlines Logo
07:55 - 21:05KGS  Kos-LHR London Heathrow
15h 10m2 stops Athens Eleftherios V. Istanbul
Multiple Airlines Logo
16:45 - 07:40LHR  London Heathrow-KGS Kos
12h 55m2 stops Istanbul Athens Eleftherios V.
£654Multiple Airlines
Booking Insights

Price, demand, and travel trends for Kos to London Heathrow Airport flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Kos to London Heathrow Airport with more confidence.

What is the cheapest airline to fly from Kos to London Heathrow Airport?

Aegean Airlines (£290) and Lufthansa (£358) are the cheapest airlines to fly return from Kos to London Heathrow Airport according to KAYAK data over the last 5 days.

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Key details for Kos to London Heathrow Airport flights

Cheapest flight

£77
Flights from Kos to London Heathrow Airport

When to book flights from Kos to Heathrow

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

Your Kos to London Heathrow Airport 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 Kos to London Heathrow Airport?

    Flights from Kos to London Heathrow Airport usually depart from Kos (KGS) and arrive at London Heathrow (LHR).

  • Can I save money by using flexible dates for flights from Kos to London Heathrow Airport?

    Yes. Being flexible with your travel dates can save you up to 21% on the Kos to London Heathrow Airport route. Monday is the cheapest departure day at £180 return on average, while Tuesday is the most expensive at £225, a difference of £45. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in London Heathrow Airport?

    Some of the most popular sights in London Heathrow Airport are Hyde Park, Tower Bridge, and Royal Albert Hall. These are among the most viewed places in London Heathrow Airport on KAYAK.

  • How long is a flight from Kos to London Heathrow Airport?

    A direct flight from Kos to London Heathrow Airport takes 0h 00m, covering 1,683 miles.

  • Do I need a passport to fly from Kos to London Heathrow Airport?

    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 Kos to London Heathrow Airport 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 £273 to £654. That means the highest observed fare was about 2x higher than the lowest one.

  • How are flight prices from Kos to London Heathrow Airport looking right now?

    One-way fares from Kos to London Heathrow Airport are currently lower than usual. Average one-way flight prices are about £99, which is 30% below the typical average for this route.

  • What is the time difference between Kos and London Heathrow Airport?

    London Heathrow Airport is 2 hours behind Kos (British Time vs Eastern European Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which car hire options are available at London Heathrow Airport (LHR)?

    London Heathrow Airport (LHR) hosts 5 major car hire companies, with daily rates starting from around £5 for economy cars. Top options include:
    • GREEN MOTION
    • DRIVALIA
    • Europcar
    • Alamo
    • Hertz

Your guide to booking Kos to London Heathrow Airport flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure instead of Tuesday. On this route, Monday flights average £180 – about £45 less than Tuesday (20% savings) based on the last 12 months.
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to London Heathrow Airport.
    - Hilton London Heathrow Airport

More options for your flight from Kos to Heathrow

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

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