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Cheap flights from Kos to London from £162

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kos to London departing on 7/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Cheap return flights

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Aegean Airlines Logo
18:05 - 15:30KGS-LHR
23h 25m1 stop
Aegean Airlines Logo
19:00 - 08:50LHR-KGS
11h 50m1 stop
£298Aegean Airlines
Find Deal
Mon, 30 Mar - Tue, 31 Mar
Aegean Airlines Logo
13:05 - 15:30KGS-LHR
28h 25m1 stop
Aegean Airlines Logo
19:00 - 08:50LHR-KGS
11h 50m1 stop
£299Aegean Airlines
Find Deal
Mon, 30 Mar - Tue, 31 Mar
Aegean Airlines Logo
06:00 - 15:30KGS-LHR
11h 30m1 stop
Aegean Airlines Logo
19:00 - 11:20LHR-KGS
14h 20m2 stops
£329Aegean Airlines
Find Deal
Mon, 30 Mar - Tue, 31 Mar
Aegean Airlines Logo
06:00 - 15:30KGS-LHR
11h 30m1 stop
Aegean Airlines Logo
19:00 - 11:20LHR-KGS
14h 20m2 stops
£330Aegean Airlines
Find Deal
Mon, 30 Mar - Tue, 31 Mar
Aegean Airlines Logo
06:00 - 15:30KGS-LHR
11h 30m1 stop
Aegean Airlines Logo
19:00 - 17:35LHR-KGS
20h 35m1 stop
£334Aegean Airlines
Find Deal
Mon, 30 Mar - Tue, 31 Mar
Aegean Airlines Logo
06:00 - 15:30KGS-LHR
11h 30m1 stop
Aegean Airlines Logo
13:30 - 00:35LHR-KGS
9h 05m2 stops
£361Aegean Airlines
Find Deal
Mon, 30 Mar - Tue, 31 Mar
SWISS Logo
19:30 - 07:55KGS-LHR
14h 25m2 stops
SWISS Logo
19:15 - 10:15LHR-KGS
37h 00m2 stops
£390SWISS
Find Deal
Mon, 30 Mar - Tue, 31 Mar
SWISS Logo
19:30 - 07:55KGS-LHR
14h 25m2 stops
SWISS Logo
19:15 - 10:15LHR-KGS
37h 00m2 stops
£392SWISS
Find Deal
Mon, 30 Mar - Tue, 31 Mar
SWISS Logo
19:30 - 07:55KGS-LHR
14h 25m2 stops
SWISS Logo
19:15 - 10:15LHR-KGS
37h 00m2 stops
£392SWISS
Find Deal
Mon, 30 Mar - Tue, 31 Mar

Aegean Airlines flights from Kos to London Heathrow Airport

Our best Aegean Airlines deals on Kos to London Heathrow Airport flight tickets
Aegean Airlines
30 Mar
KGS18:05Kos
23h 25m
1 stop
LHR15:30London Heathrow
31 Mar
LHR19:00London Heathrow
11h 50m
1 stop
KGS08:50Kos
£298
Find similar
Aegean Airlines
30 Mar
KGS13:05Kos
28h 25m
1 stop
LHR15:30London Heathrow
31 Mar
LHR19:00London Heathrow
11h 50m
1 stop
KGS08:50Kos
£299
Find similar
Aegean Airlines
30 Mar
KGS06:00Kos
11h 30m
1 stop
LHR15:30London Heathrow
31 Mar
LHR19:00London Heathrow
14h 20m
2 stops
KGS11:20Kos
£329
Find similar

SWISS flights from Kos to London Heathrow Airport

Our best SWISS deals on Kos to London Heathrow Airport flight tickets
SWISS
30 Mar
KGS19:30Kos
14h 25m
2 stops
LHR07:55London Heathrow
31 Mar
LHR19:15London Heathrow
37h 00m
2 stops
KGS10:15Kos
£390
Find similar
SWISS
30 Mar
KGS19:30Kos
14h 25m
2 stops
LHR07:55London Heathrow
31 Mar
LHR19:15London Heathrow
37h 00m
2 stops
KGS10:15Kos
£392
Find similar
SWISS
30 Mar
KGS19:30Kos
14h 25m
2 stops
LHR07:55London Heathrow
31 Mar
LHR19:15London Heathrow
37h 00m
2 stops
KGS10:15Kos
£392
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Kos to London Heathrow Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 31 October 2025.
Use the filters below to find and compare flights from Kos to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KosLondon

KGS - LHR

KGSLHR

Kos

Mon 30/3

18:05-15:30

1 stop23h 25m

London Heathrow

Tue 31/3

19:00-08:50

1 stop11h 50m

£298

KosLondon

KGS - LHR

KGSLHR

Kos

Mon 30/3

13:05-15:30

1 stop28h 25m

London Heathrow

Tue 31/3

19:00-08:50

1 stop11h 50m

£299

KosLondon

KGS - LHR

KGSLHR

Kos

Mon 30/3

06:00-15:30

1 stop11h 30m

London Heathrow

Tue 31/3

19:00-11:20

2 stops14h 20m

£329

KosLondon

KGS - LHR

KGSLHR

Kos

Mon 30/3

06:00-15:30

1 stop11h 30m

London Heathrow

Tue 31/3

19:00-11:20

2 stops14h 20m

£330

KosLondon

KGS - LHR

KGSLHR

Kos

Mon 30/3

06:00-15:30

1 stop11h 30m

London Heathrow

Tue 31/3

19:00-17:35

1 stop20h 35m

£334

KosLondon

KGS - LHR

KGSLHR

Kos

Mon 30/3

06:00-15:30

1 stop11h 30m

London Heathrow

Tue 31/3

13:30-00:35

2 stops9h 05m

£361

KosLondon

KGS - LHR

KGSLHR

Kos

Mon 30/3

19:30-07:55

2 stops14h 25m

London Heathrow

Tue 31/3

19:15-10:15

2 stops37h 00m

£390

KosLondon

KGS - LHR

KGSLHR

Kos

Mon 30/3

19:30-07:55

2 stops14h 25m

London Heathrow

Tue 31/3

19:15-10:15

2 stops37h 00m

£392

KosLondon

KGS - LHR

KGSLHR

Kos

Mon 30/3

19:30-07:55

2 stops14h 25m

London Heathrow

Tue 31/3

19:15-10:15

2 stops37h 00m

£392

KosLondon

KGS - LHR

KGSLHR

Kos

Fri 7/11

20:40-15:00

2 stops20h 20m

£162

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Kos to London Heathrow Airport

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 Kos to London Heathrow flight route?

Fly from Kos to London Heathrow for the best Kos - London Heathrow flight prices

What cabin class options are available on Kos to London Heathrow flights?

There is only 1 cabin class available to choose from on Kos to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

When to book flights from Kos to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Kos to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Kos to London Heathrow Airport (KGS to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kos to London Heathrow Airport

Direct flights

None
There are no direct flights from Kos to London Heathrow Airport. There are no popular flight routes from Kos to London Heathrow Airport.
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  • How far is Kos to London Heathrow by plane?

    A flight from Kos to London Heathrow will travel around 1686.2 mi. In terms of flight time, this usually takes a little over 11h 30m.

  • When did momondo last update prices for flights from Kos Airport to London Heathrow Airport?

    Prices for flights from Kos Airport to London Heathrow Airport were last updated today.

  • How old do you have to be to fly from Kos Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kos Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The required travel and health documents for your London Heathrow 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 London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Northampton
Swindon
Canterbury
Stratford-upon-Avon
Southend-on-Sea
Ipswich
Ilford
Poole
Guildford
Swanage
Colchester
Dover
Hayes
Chelmsford

Why use momondo?

Why should I use momondo to find a flight deal from Kos to London?

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 London from Kos.

Can I find flights from Kos to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Kos which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Kos to London?

momondo helps you find the best flight between Kos and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Kos to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Kos. 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.

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