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Cheap flights from London Heathrow Airport to Kos from £97

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London Heathrow Airport to Kos

Cheap return flights

Enter your travel dates to find the best prices.
Austrian Airlines Logo
06:00 - 20:50LHR  London Heathrow-KGS Kos
12h 50m1 stop Vienna Intl
Austrian Airlines Logo
21:40 - 08:20KGS  Kos-LHR London Heathrow
12h 40m1 stop Vienna Intl
£166Austrian Airlines
Fri, 9 Oct - Fri, 16 Oct
Austrian Airlines Logo
06:00 - 20:20LHR  London Heathrow-KGS Kos
12h 20m1 stop Vienna Intl
Austrian Airlines Logo
21:10 - 21:40KGS  Kos-LHR London Heathrow
26h 30m1 stop Vienna Intl
£169Austrian Airlines
Thu, 1 Oct - Thu, 8 Oct
Multiple Airlines Logo
17:55 - 10:25LHR  London Heathrow-KGS Kos
14h 30m1 stop Brussels Bruxelles-National
Multiple Airlines Logo
21:40 - 08:20KGS  Kos-LHR London Heathrow
12h 40m1 stop Vienna Intl
£175Multiple Airlines
Tue, 29 Sep - Wed, 7 Oct
Multiple Airlines Logo
17:55 - 10:25LHR  London Heathrow-KGS Kos
14h 30m1 stop Brussels Bruxelles-National
Multiple Airlines Logo
21:10 - 21:40KGS  Kos-LHR London Heathrow
26h 30m1 stop Vienna Intl
£179Multiple Airlines
Tue, 29 Sep - Thu, 8 Oct
SWISS Logo
20:05 - 10:10LHR  London Heathrow-KGS Kos
12h 05m1 stop Zurich
SWISS Logo
20:45 - 09:05KGS  Kos-LHR London Heathrow
14h 20m1 stop Zurich
£195SWISS
Sun, 18 Oct - Sat, 24 Oct
SWISS Logo
06:00 - 20:00LHR  London Heathrow-KGS Kos
12h 00m1 stop Zurich
SWISS Logo
20:45 - 09:05KGS  Kos-LHR London Heathrow
14h 20m1 stop Zurich
£199SWISS
Sat, 17 Oct - Sat, 24 Oct
Aegean Airlines Logo
22:15 - 13:35LHR  London Heathrow-KGS Kos
13h 20m1 stop Athens Eleftherios V.
Aegean Airlines Logo
14:05 - 21:15KGS  Kos-LHR London Heathrow
9h 10m1 stop Athens Eleftherios V.
£202Aegean Airlines
Mon, 11 Jan - Mon, 1 Feb
SWISS Logo
20:05 - 10:10LHR  London Heathrow-KGS Kos
12h 05m1 stop Zurich
SWISS Logo
20:45 - 09:05KGS  Kos-LHR London Heathrow
14h 20m1 stop Zurich
£207SWISS
Sun, 18 Oct - Sat, 24 Oct
Aegean Airlines Logo
22:15 - 12:35LHR  London Heathrow-KGS Kos
12h 20m1 stop Athens Eleftherios V.
Aegean Airlines Logo
08:10 - 15:30KGS  Kos-LHR London Heathrow
9h 20m1 stop Athens Eleftherios V.
£208Aegean Airlines
Tue, 13 Oct - Mon, 19 Oct
Aegean Airlines Logo
16:35 - 00:35LHR  London Heathrow-KGS Kos
6h 00m1 stop Athens Eleftherios V.
Aegean Airlines Logo
08:10 - 17:55KGS  Kos-LHR London Heathrow
11h 45m1 stop Athens Eleftherios V.
£209Aegean Airlines
Mon, 12 Oct - Sun, 18 Oct

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Austrian Airlines flights from London Heathrow Airport to Kos

Our best Austrian Airlines deals on London Heathrow Airport to Kos flight tickets
Austrian Airlines
2 Oct
LHR06:00London Heathrow
12h 50m
1 stop
KGS20:50Kos
8 Oct
KGS21:10Kos
26h 30m
1 stop
LHR21:40London Heathrow
£151
Austrian Airlines
9 Oct
LHR06:00London Heathrow
12h 50m
1 stop
KGS20:50Kos
16 Oct
KGS21:40Kos
12h 40m
1 stop
LHR08:20London Heathrow
£166
Austrian Airlines
1 Oct
LHR06:00London Heathrow
12h 20m
1 stop
KGS20:20Kos
8 Oct
KGS21:10Kos
26h 30m
1 stop
LHR21:40London Heathrow
£169

SWISS flights from London Heathrow Airport to Kos

Our best SWISS deals on London Heathrow Airport to Kos flight tickets
SWISS
18 Oct
LHR20:05London Heathrow
12h 05m
1 stop
KGS10:10Kos
24 Oct
KGS20:45Kos
14h 20m
1 stop
LHR09:05London Heathrow
£195
SWISS
18 Oct
LHR20:05London Heathrow
12h 05m
1 stop
KGS10:10Kos
24 Oct
KGS20:45Kos
14h 20m
1 stop
LHR09:05London Heathrow
£207
SWISS
11 Oct
LHR20:05London Heathrow
12h 05m
1 stop
KGS10:10Kos
20 Oct
KGS20:30Kos
13h 25m
1 stop
LHR07:55London Heathrow
£215

momondo Fare Finder

 
Use the filters below to find and compare flights from London Heathrow Airport to Kos that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonKos

LHR London Heathrow - KGS Kos

LHRKGS

London Heathrow

Fri 9/10

06:00-20:50

1 stop12h 50m

Kos

Fri 16/10

21:40-08:20

1 stop12h 40m

£166

LondonKos

LHR London Heathrow - KGS Kos

LHRKGS

London Heathrow

Thu 1/10

06:00-20:20

1 stop12h 20m

Kos

Thu 8/10

21:10-21:40

1 stop26h 30m

£169

LondonKos

LHR London Heathrow - KGS Kos

LHRKGS

London Heathrow

Tue 29/9

17:55-10:25

1 stop14h 30m

Kos

Wed 7/10

21:40-08:20

1 stop12h 40m

£175

LondonKos

LHR London Heathrow - KGS Kos

LHRKGS

London Heathrow

Tue 29/9

17:55-10:25

1 stop14h 30m

Kos

Thu 8/10

21:10-21:40

1 stop26h 30m

£179

LondonKos

LHR London Heathrow - KGS Kos

LHRKGS

London Heathrow

Sun 18/10

20:05-10:10

1 stop12h 05m

Kos

Sat 24/10

20:45-09:05

1 stop14h 20m

£195

LondonKos

LHR London Heathrow - KGS Kos

LHRKGS

London Heathrow

Sat 17/10

06:00-20:00

1 stop12h 00m

Kos

Sat 24/10

20:45-09:05

1 stop14h 20m

£199

LondonKos

LHR London Heathrow - KGS Kos

LHRKGS

London Heathrow

Mon 11/1

22:15-13:35

1 stop13h 20m

Kos

Mon 1/2

14:05-21:15

1 stop9h 10m

£202

LondonKos

LHR London Heathrow - KGS Kos

LHRKGS

London Heathrow

Sun 18/10

20:05-10:10

1 stop12h 05m

Kos

Sat 24/10

20:45-09:05

1 stop14h 20m

£207

LondonKos

LHR London Heathrow - KGS Kos

LHRKGS

London Heathrow

Tue 13/10

22:15-12:35

1 stop12h 20m

Kos

Mon 19/10

08:10-15:30

1 stop9h 20m

£208
Fastest return journey

LondonKos

LHR London Heathrow - KGS Kos

LHRKGS

London Heathrow

Mon 12/10

16:35-00:35

1 stop6h 00m

Kos

Sun 18/10

08:10-17:55

1 stop11h 45m

£209

Flights are sorted by cheapest return flights first.

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

See travel insights to Kos from

How to get the cheapest flight ticket from London Heathrow Airport to Kos

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 day to depart on your flight to Kos?

According to our data, Tuesday is the cheapest day to fly to Kos from London Heathrow Airport. The lowest ticket price found for a Tuesday departure recently was £193. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Kos is Saturday, with ticket prices averaging around £370.

What is the cheapest time of day to depart on your flight to Kos?

Our most recent data shows that the best time of day to fly to Kos is in the afternoon. Flights from London Heathrow Airport to Kos during this time can be as low as £187. In the morning is when there is more demand to fly to Kos, so prices are often more expensive at around £282 per ticket.

When to book flights from London Heathrow Airport to Kos

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

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

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

Best price found

£97

Fastest flight time

6h 30m

Direct flights

None
The best one-way flight to Kos from London Heathrow Airport in the past 72 hours is £97. The best return flight deal from London Heathrow Airport to Kos found on momondo in the last 72 hours is £166.
The fastest flight from London Heathrow Airport to Kos takes 6h 30m
There are no direct flights from London Heathrow Airport to Kos. There are no popular flight routes from London Heathrow Airport to Kos.
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Kos

  • How far is London Heathrow to Kos by plane?

    A flight from London Heathrow to Kos will travel around 1686.2 mi. Typically, this will take 6h 30m by plane in normal conditions.

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

    Prices for flights from London Heathrow Airport to Kos Airport refresh daily.

  • How many operators does momondo search for flights from London Heathrow Airport to Kos Airport?

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

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

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

  • What is the most popular airline from London Heathrow Airport to Kos?

Best airlines flying from London Heathrow Airport to Kos

Compare and see reviews for airlines that fly from London Heathrow Airport to Kos with momondo
Airline
Rating
Free Cancellation
Price
SWISSPriceFrom £203Free CancellationRating
7.5
2,066 reviews
Search SWISS flights
Aegean AirlinesPriceFrom £218Free CancellationRating
8.2
904 reviews
Search Aegean Airlines flights

Travelling to a place near Kos?

Book flights to Kos if you plan to visit one of these locations
Kardamena
Marmari

Why use momondo?

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

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 Kos from London.

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

Yes. momondo enables you to select and highlight flights to Kos from London with this policy.

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

Once you have performed a search for London to Kos flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from London to Kos now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Kos and let you know when they change.

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