What is the cheapest airline that flies from London to Kos?

Ryanair, Jet2, and easyJet are the most popular carriers operating from London to Kos

Which airlines fly to Kos?

British Airways, easyJet and Ryanair are the top three most popular airlines that fly to Kos from London according to our data. British Airways is the first choice among our users, with 42% of people opting to fly with this airline when travelling to Kos. Keep in mind that there are 7 different airlines that fly to Kos on a routine basis, so you have a few additional options to choose from.

How many flights depart from London to Kos on average per day?

As of July 2026, there are 1 flights per day flying from London to Kos. The most common time of day flights depart is 06:00, with 50% of flights taking off at midday.

How many flights depart from London to Kos on average per week?

The number of flights available between London and Kos is 8 per week as of July 2026. The most frequent departure day is Mon, with 50% of weekly flights leaving on this day.

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

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

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

The number of operators available for flights from London to Kos Airport is 7 as of July 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Kos Airport.

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

The travel and health documents required for your trip to Kos Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kos Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£30 Cheap Flights from London to Kos in 2026

Q: What is the typical price of a round-trip flight between London and Kos?

Prices are currently low for flights on this route. Typical prices usually range from £130 to £305. The lowest price recently found on this route was £97.

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Find the cheapest flights from London to Kos

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

21:35 - 09:00

STN

KGS

9h 25m

1 stop

23:00 - 07:50

KGS

STN

10h 50m

1 stop

£97Ryanair

Thu, 17 Sep - Mon, 21 Sep

06:30 - 12:30

STN

KGS

4h 00mdirect

23:30 - 01:40

KGS

STN

4h 10mdirect

£97Jet2

Thu, 16 Jul - Mon, 20 Jul

16:50 - 22:50

LTN

KGS

4h 00mdirect

23:00 - 19:55

KGS

LTN

22h 55m

1 stop

£97Multiple Airlines

Thu, 17 Sep - Mon, 21 Sep

16:40 - 22:40

STN

KGS

4h 00mdirect

14:50 - 23:50

KGS

STN

11h 00m

1 stop

£98Multiple Airlines

Mon, 21 Sep - Tue, 29 Sep

22:00 - 23:00

STN

KGS

23h 00m

1 stop

20:55 - 23:05

KGS

STN

4h 10mdirect

£99Ryanair

Tue, 8 Sep - Tue, 15 Sep

15:55 - 21:45

STN

KGS

3h 50mdirect

20:55 - 23:05

KGS

STN

4h 10mdirect

£100Ryanair

Sun, 4 Oct - Tue, 13 Oct

14:35 - 20:50

LGW

KGS

4h 15mdirect

21:40 - 23:50

KGS

LGW

4h 10mdirect

£130British Airways

Thu, 24 Sep - Thu, 1 Oct

06:50 - 19:35

LHR

KGS

10h 45m

1 stop

20:35 - 10:15

KGS

LHR

15h 40m

1 stop

£167Brussels Airlines

Sat, 12 Sep - Sat, 26 Sep

12:10 - 19:40

LHR

KGS

5h 30m

1 stop

20:30 - 07:55

KGS

LHR

13h 25m

1 stop

£173SWISS

Tue, 18 Aug - Tue, 25 Aug

20:05 - 10:10

LHR

KGS

12h 05m

1 stop

20:30 - 07:55

KGS

LHR

13h 25m

1 stop

£177SWISS

Sun, 9 Aug - Tue, 11 Aug

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Jet2 flights from London to Kos

Our best Jet2 deals on London to Kos flight tickets

Jet2

16 Jul

STN06:30London Stansted

4h 00m

KGS12:30Kos

20 Jul

KGS23:30Kos

4h 10m

STN01:40London Stansted

£97

Jet2

13 Jul

STN16:40London Stansted

4h 00m

KGS22:40Kos

20 Jul

KGS23:30Kos

4h 10m

STN01:40London Stansted

£101

Jet2

16 Jul

LTN16:50London Luton

4h 00m

KGS22:50Kos

20 Jul

KGS22:50Kos

4h 05m

LTN00:55London Luton

£102

easyJet flights from London to Kos

Our best easyJet deals on London to Kos flight tickets

easyJet

16 Jul

LGW15:10London Gatwick

4h 05m

KGS21:15Kos

20 Jul

KGS14:20Kos

4h 20m

LGW16:40London Gatwick

£117

easyJet

16 Jul

LGW15:10London Gatwick

4h 05m

KGS21:15Kos

23 Jul

KGS22:05Kos

4h 15m

LGW00:20London Gatwick

£121

easyJet

16 Jul

LGW15:10London Gatwick

4h 05m

KGS21:15Kos

23 Jul

KGS22:05Kos

4h 15m

LGW00:20London Gatwick

£128

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonKos

STN - KGS

STNKGS

London Stansted

Thu 17/9

21:35-09:00

1 stop9h 25m

Kos

Mon 21/9

23:00-07:50

1 stop10h 50m

£97

LondonKos

STN - KGS

STNKGS

London Stansted

Thu 16/7

06:30-12:30

Nonstop4h 00m

Kos

Mon 20/7

23:30-01:40

Nonstop4h 10m

£97

LondonKos

LTN - KGS

LTNKGS

London Luton

Thu 17/9

16:50-22:50

Nonstop4h 00m

Kos

Mon 21/9

23:00-19:55

1 stop22h 55m

£97

LondonKos

STN - KGS

STNKGS

London Stansted

Mon 21/9

16:40-22:40

Nonstop4h 00m

Kos

Tue 29/9

14:50-23:50

1 stop11h 00m

£98

LondonKos

STN - KGS

STNKGS

London Stansted

Tue 8/9

22:00-23:00

1 stop23h 00m

Kos

Tue 15/9

20:55-23:05

Nonstop4h 10m

£99

Fastest return journey

LondonKos

STN - KGS

STNKGS

London Stansted

Sun 4/10

15:55-21:45

Nonstop3h 50m

Kos

Tue 13/10

20:55-23:05

Nonstop4h 10m

£100

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Thu 24/9

14:35-20:50

Nonstop4h 15m

Kos

Thu 1/10

21:40-23:50

Nonstop4h 10m

£130

LondonKos

LHR - KGS

LHRKGS

London Heathrow

Sat 12/9

06:50-19:35

1 stop10h 45m

Kos

Sat 26/9

20:35-10:15

1 stop15h 40m

£167

LondonKos

LHR - KGS

LHRKGS

London Heathrow

Tue 18/8

12:10-19:40

1 stop5h 30m

Kos

Tue 25/8

20:30-07:55

1 stop13h 25m

£173

LondonKos

LHR - KGS

LHRKGS

London Heathrow

Sun 9/8

20:05-10:10

1 stop12h 05m

Kos

Tue 11/8

20:30-07:55

1 stop13h 25m

£177

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London 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

Prices

Airlines

Other information

What is the typical price of a round-trip flight between London and Kos?

What is the cheapest month to fly to Kos?

The cheapest month to fly to Kos from London is in April. Flight prices, which tend to average around £32, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Kos from London during August instead. Flights to Kos in August, while not as cheap as those in April, still average around £35.

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. The lowest ticket price found for a Tuesday departure recently was £221. 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 £379.

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 to Kos during this time can be as low as £208. In the morning is when there is more demand to fly to Kos, so prices are often more expensive at around £294 per ticket.

What is the cheapest London to Kos flight route?

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

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

There are 3 cabin classes available to choose from on London to Kos flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Kos flights?

No. A direct flight is the cheapest option for a flight between London to Kos.

When to book flights from London to Kos

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

Estimated return price

Cheap London to Kos (LON to KGS) flight deals and tips

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

Best price found	£42
Fastest flight time	3h 45m
Direct flights	Mon, Tue, Wed, Thu and Fri
Airports in Kos	1 airport

The best one-way flight to Kos from London in the past 72 hours is £42. The best return flight deal from London to Kos found on momondo in the last 72 hours is £118.

The fastest flight from London to Kos takes 3h 45m

Direct flights go from London to Kos on Monday, Tuesday, Wednesday, Thursday and Friday. There are no airlines offering direct flights..

There is 1 airport in Kos. From London there are direct flights to Kos (KGS).

Search flight deals

Frequently asked questions about flying from London to Kos

How far is London to Kos by plane?
The straight-line distance from London to Kos is 1674.2 mi. In terms of flight time, this usually takes a little over 3h 45m.
When did momondo last update prices for flights from London to Kos Airport?
Prices for flights from London to Kos Airport were last updated today.
How many operators does momondo search for flights from London to Kos Airport?
The number of operators available for flights from London to Kos Airport is 7 as of July 2026.
How old do you have to be to fly from London to Kos Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Kos Airport.
What documentation or ID do you need to fly to Kos Airport?
The travel and health documents required for your trip to Kos Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kos Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from London to Kos?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London to Kos is Airbus A321-100/200 (31.06% of total bookings). The next most popular plane models are Airbus A320-100/200 (25.02%), Boeing 737-800 Passenger/BBJ2 (winglets) (22.43%), and Boeing 737 MAX 8 (13.37%).
What is the most popular airline from London to Kos?
Based on momondo bookings for this flight route, the most popular airline on flight routes from London to Kos is British Airways (28% of total bookings). The next most popular airlines are Ryanair (23%), easyJet (23%), and Jet2 (16%).

Best airlines flying from London to Kos

Compare and see reviews for airlines that fly from London to Kos with momondo

Airline	Rating	Free Cancellation	Price
easyJet	PriceFrom £61	Free Cancellation	Rating 6.9 1,915 reviews	Search easyJet flights
Ryanair	PriceFrom £61	Free Cancellation	Rating 6.9 5,434 reviews	Search Ryanair flights
British Airways	PriceFrom £112	Free Cancellation	Rating 6.7 8,103 reviews	Search British Airways flights
TUI Airways	PriceFrom £117	Free Cancellation	Rating 0.0 0 reviews	Search TUI Airways flights
Lufthansa	PriceFrom £134	Free Cancellation	Rating 6.8 8,124 reviews	Search Lufthansa flights
Jet2	PriceFrom £219	Free Cancellation	Rating 8.2 189 reviews	Search Jet2 flights
Aegean Airlines	PriceFrom £221	Free Cancellation	Rating 8.2 895 reviews	Search Aegean Airlines flights

Jet2 Flights From London to Kos
Jet2 flight deals from London to Kos start from £219 round-trip. Over the 4 Jet2 flights for this route in a normal week, average airfare is usually £368 round-trip - but some users have found much cheaper deals with momondo.
easyJet Flights From London to Kos
Another popular option for London to Kos flights is easyJet (6.9/10, 1,915 ratings). easyJet flies from London to Kos around 1 time per week, with deals starting from £61 round-trip and rising to an average price of around £216.

Kardamena

Marmari

Why use momondo?

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

It is quick and easy to find London to Kos flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Kos that suits you.

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?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Kos.

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

Yes. momondo can track prices for London to Kos flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Kos trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Airports servicing South Aegean

Karpathos Airport

Kalymnos Island Airport

Mikonos Airport

Naxos Airport

Thera Santorini Airport

Astypalaia Airport

Parthéni Leros Airport

Paleochori Milos Airport

Parikia Paros Airport

Rhodes Diagoras Airport

Naxos Island Airport

Cheap flights from London to Kos from £30

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Kos departing on 14/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Jet2 flights from London to Kos

Our best Jet2 deals on London to Kos flight tickets

easyJet flights from London to Kos

Our best easyJet deals on London to Kos flight tickets

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See travel insights to Kos from

How to get the cheapest flight ticket from London to Kos

What is the typical price of a round-trip flight between London and Kos?

What is the cheapest month to fly to Kos?

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

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

What is the cheapest London to Kos flight route?

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

Can stopping save me money on London to Kos flights?

What is the cheapest airline that flies from London to Kos?

Which airlines fly to Kos?

How many flights depart from London to Kos on average per day?

How many flights depart from London to Kos on average per week?

When to book flights from London to Kos

Cheap London to Kos (LON to KGS) flight deals and tips

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

Best price found

Fastest flight time

Direct flights

Airports in Kos

Frequently asked questions about flying from London to Kos

Best airlines flying from London to Kos

Compare and see reviews for airlines that fly from London to Kos with momondo

Jet2 Flights From London to Kos

easyJet Flights From London to Kos

Travelling to a place near Kos?

Why use momondo?

An easier way to manage your Kos trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Greece

Airports servicing South Aegean

Fly your favourite airline to Kos

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Kos

List of cabin classes available on flights landing in Kos. Availability may vary depending on flight origin and airline.

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