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Cheap flights from Kos to London from £107

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 10/7. 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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Find the cheapest flights from Kos to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
09:20 - 17:05
KGS
-
LHR
9h 45m
2 stops
Multiple Airlines Logo
13:50 - 18:45
LHR
-
KGS
26h 55m
1 stop
£265Multiple Airlines
Sun, 29 Mar - Sun, 5 Apr
Aegean Airlines Logo
18:05 - 11:15
KGS
-
LHR
19h 10m
1 stop
Aegean Airlines Logo
22:15 - 08:50
LHR
-
KGS
8h 35m
1 stop
£278Aegean Airlines
Sun, 29 Mar - Sun, 5 Apr
Aegean Airlines Logo
06:00 - 17:55
KGS
-
LHR
13h 55m
1 stop
Aegean Airlines Logo
16:35 - 00:35
LHR
-
KGS
6h 00m
1 stop
£311Aegean Airlines
Wed, 22 Apr - Sat, 25 Apr
Aegean Airlines Logo
13:05 - 17:55
KGS
-
LHR
6h 50m
1 stop
Aegean Airlines Logo
12:15 - 00:35
LHR
-
KGS
10h 20m
1 stop
£312Aegean Airlines
Wed, 22 Apr - Sat, 25 Apr
Multiple Airlines Logo
09:20 - 22:10
KGS
-
LHR
14h 50m
2 stops
Multiple Airlines Logo
07:25 - 17:35
LHR
-
KGS
8h 10m
2 stops
£354Multiple Airlines
Sun, 29 Mar - Sun, 5 Apr
Aegean Airlines Logo
13:05 - 17:55
KGS
-
LHR
6h 50m
1 stop
Aegean Airlines Logo
22:15 - 11:20
LHR
-
KGS
11h 05m
2 stops
£360Aegean Airlines
Wed, 22 Apr - Sat, 25 Apr
Aegean Airlines Logo
13:05 - 17:55
KGS
-
LHR
6h 50m
1 stop
Aegean Airlines Logo
22:15 - 11:20
LHR
-
KGS
11h 05m
2 stops
£361Aegean Airlines
Wed, 22 Apr - Sat, 25 Apr
Aegean Airlines Logo
13:05 - 17:55
KGS
-
LHR
6h 50m
1 stop
Aegean Airlines Logo
22:15 - 11:20
LHR
-
KGS
11h 05m
2 stops
£362Aegean Airlines
Wed, 22 Apr - Sat, 25 Apr
Aegean Airlines Logo
11:50 - 21:10
KGS
-
LHR
11h 20m
2 stops
Aegean Airlines Logo
22:15 - 11:20
LHR
-
KGS
11h 05m
2 stops
£427Aegean Airlines
Wed, 22 Apr - Sat, 25 Apr
Aegean Airlines Logo
11:50 - 21:10
KGS
-
LHR
11h 20m
2 stops
Aegean Airlines Logo
22:15 - 11:20
LHR
-
KGS
11h 05m
2 stops
£427Aegean Airlines
Wed, 22 Apr - Sat, 25 Apr

Aegean Airlines flights from Kos to London Heathrow Airport

Our best Aegean Airlines deals on Kos to London Heathrow Airport flight tickets
Aegean Airlines
29 Mar
KGS18:05Kos
19h 10m
1 stop
LHR11:15London Heathrow
5 Apr
LHR22:15London Heathrow
8h 35m
1 stop
KGS08:50Kos
£278
Aegean Airlines
22 Apr
KGS06:00Kos
13h 55m
1 stop
LHR17:55London Heathrow
25 Apr
LHR16:35London Heathrow
6h 00m
1 stop
KGS00:35Kos
£311
Aegean Airlines
22 Apr
KGS13:05Kos
6h 50m
1 stop
LHR17:55London Heathrow
25 Apr
LHR12:15London Heathrow
10h 20m
1 stop
KGS00:35Kos
£312

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 4 February 2026.
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

Sun 29/3

09:20-17:05

2 stops9h 45m

London Heathrow

Sun 5/4

13:50-18:45

1 stop26h 55m

£265

KosLondon

KGS - LHR

KGSLHR

Kos

Sun 29/3

18:05-11:15

1 stop19h 10m

London Heathrow

Sun 5/4

22:15-08:50

1 stop8h 35m

£278

KosLondon

KGS - LHR

KGSLHR

Kos

Wed 22/4

06:00-17:55

1 stop13h 55m

London Heathrow

Sat 25/4

16:35-00:35

1 stop6h 00m

£311

KosLondon

KGS - LHR

KGSLHR

Kos

Wed 22/4

13:05-17:55

1 stop6h 50m

London Heathrow

Sat 25/4

12:15-00:35

1 stop10h 20m

£312

KosLondon

KGS - LHR

KGSLHR

Kos

Sun 29/3

09:20-22:10

2 stops14h 50m

London Heathrow

Sun 5/4

07:25-17:35

2 stops8h 10m

£354

KosLondon

KGS - LHR

KGSLHR

Kos

Wed 22/4

13:05-17:55

1 stop6h 50m

London Heathrow

Sat 25/4

22:15-11:20

2 stops11h 05m

£360

KosLondon

KGS - LHR

KGSLHR

Kos

Wed 22/4

13:05-17:55

1 stop6h 50m

London Heathrow

Sat 25/4

22:15-11:20

2 stops11h 05m

£361

KosLondon

KGS - LHR

KGSLHR

Kos

Wed 22/4

13:05-17:55

1 stop6h 50m

London Heathrow

Sat 25/4

22:15-11:20

2 stops11h 05m

£362

KosLondon

KGS - LHR

KGSLHR

Kos

Wed 22/4

11:50-21:10

2 stops11h 20m

London Heathrow

Sat 25/4

22:15-11:20

2 stops11h 05m

£427

KosLondon

KGS - LHR

KGSLHR

Kos

Wed 22/4

11:50-21:10

2 stops11h 20m

London Heathrow

Sat 25/4

22:15-11:20

2 stops11h 05m

£427

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

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 airline that flies from Kos to London Heathrow?

Aegean Airlines and Brussels Airlines are the most popular carriers operating from Kos to London Heathrow

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

Fastest flight time

9h 45m

Direct flights

None
The fastest flight from Kos to London Heathrow Airport takes 9h 45m
There are no direct flights from Kos to London Heathrow Airport. There are no popular flight routes from Kos to London Heathrow Airport.
Search flight deals

  • 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 9h 45m.

  • 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
Stratford-upon-Avon
Swindon
Southend-on-Sea
Canterbury
Ipswich
Ilford
Poole
Guildford
Chelmsford
Hayes
Dover
Swanage
Folkestone

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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