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Cheap flights from the United Kingdom to Kos from £25

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Kos departing on 9/4. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from the United Kingdom to Kos

Recent return flight deals from the United Kingdom to Kos

Enter your travel dates to find the best prices.
Ryanair Logo
15:55 - 21:45
STN
-
KGS
3h 50mdirect
Ryanair Logo
14:55 - 17:05
KGS
-
STN
4h 10mdirect
£42Ryanair
Sun, 19 Apr - Wed, 29 Apr
Multiple Airlines Logo
21:20 - 14:25
GLA
-
KGS
15h 05m
1 stop
Multiple Airlines Logo
21:15 - 23:55
KGS
-
GLA
4h 40mdirect
£79Multiple Airlines
Tue, 14 Apr - Sat, 2 May
Ryanair Logo
15:55 - 21:45
STN
-
KGS
3h 50mdirect
Ryanair Logo
22:10 - 00:20
KGS
-
STN
4h 10mdirect
£81Ryanair
Sun, 31 May - Sun, 7 Jun
Ryanair Logo
15:55 - 21:45
STN
-
KGS
3h 50mdirect
Ryanair Logo
22:10 - 12:35
KGS
-
STN
16h 25m
1 stop
£93Ryanair
Sun, 31 May - Sun, 7 Jun
easyJet Logo
08:05 - 14:05
LGW
-
KGS
4h 00mdirect
easyJet Logo
14:55 - 17:10
KGS
-
LGW
4h 15mdirect
£98easyJet
Wed, 22 Apr - Wed, 29 Apr
easyJet Logo
12:20 - 18:25
LGW
-
KGS
4h 05mdirect
easyJet Logo
14:55 - 17:10
KGS
-
LGW
4h 15mdirect
£99easyJet
Sun, 19 Apr - Wed, 29 Apr
Aegean Airlines Logo
22:15 - 08:50
LHR
-
KGS
8h 35m
1 stop
Aegean Airlines Logo
06:00 - 11:15
KGS
-
LHR
7h 15m
1 stop
£239Aegean Airlines
Sun, 17 May - Sun, 24 May
Austrian Airlines Logo
19:55 - 20:00
LHR
-
KGS
22h 05m
1 stop
Austrian Airlines Logo
20:50 - 08:20
KGS
-
LHR
13h 30m
1 stop
£243Austrian Airlines
Sun, 17 May - Mon, 25 May
SWISS Logo
20:05 - 19:40
LHR
-
KGS
21h 35m
1 stop
SWISS Logo
11:00 - 16:25
KGS
-
LHR
7h 25m
1 stop
£245SWISS
Mon, 1 Jun - Mon, 8 Jun
SWISS Logo
06:00 - 20:00
LHR
-
KGS
12h 00m
1 stop
SWISS Logo
20:45 - 07:55
KGS
-
LHR
13h 10m
1 stop
£245SWISS
Sat, 18 Apr - Sat, 25 Apr

Aegean Airlines flights from United Kingdom to Kos

Our best Aegean Airlines deals on United Kingdom to Kos flight tickets
Aegean Airlines
17 May
LHR22:15London Heathrow
8h 35m
1 stop
KGS08:50Kos
24 May
KGS06:00Kos
7h 15m
1 stop
LHR11:15London Heathrow
£239
Aegean Airlines
12 May
LHR12:15London Heathrow
10h 20m
1 stop
KGS00:35Kos
17 May
KGS06:00Kos
7h 15m
1 stop
LHR11:15London Heathrow
£260
Aegean Airlines
8 Apr
LHR19:00London Heathrow
14h 20m
2 stops
KGS11:20Kos
16 Apr
KGS11:50Kos
11h 20m
2 stops
LHR21:10London Heathrow
£733

SWISS flights from United Kingdom to Kos

Our best SWISS deals on United Kingdom to Kos flight tickets
SWISS
11 Apr
LGW09:25London Gatwick
8h 35m
1 stop
KGS20:00Kos
18 Apr
KGS20:45Kos
13h 40m
1 stop
LGW08:25London Gatwick
£243
SWISS
1 Jun
LHR20:05London Heathrow
21h 35m
1 stop
KGS19:40Kos
8 Jun
KGS11:00Kos
7h 25m
1 stop
LHR16:25London Heathrow
£245
SWISS
18 Apr
LHR06:00London Heathrow
12h 00m
1 stop
KGS20:00Kos
25 Apr
KGS20:45Kos
13h 10m
1 stop
LHR07:55London Heathrow
£245

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Kos 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 2 April 2026.
Use the filters below to find and compare flights from the United Kingdom to Kos that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonKos

STN - KGS

STNKGS

London Stansted

Sun 19/4

15:55-21:45

Nonstop3h 50m

Kos

Wed 29/4

14:55-17:05

Nonstop4h 10m

£42

GlasgowKos

GLA - KGS

GLAKGS

Glasgow Intl

Tue 14/4

21:20-14:25

1 stop15h 05m

Kos

Sat 2/5

21:15-23:55

Nonstop4h 40m

£79

LondonKos

STN - KGS

STNKGS

London Stansted

Sun 31/5

15:55-21:45

Nonstop3h 50m

Kos

Sun 7/6

22:10-00:20

Nonstop4h 10m

£81

LondonKos

STN - KGS

STNKGS

London Stansted

Sun 31/5

15:55-21:45

Nonstop3h 50m

Kos

Sun 7/6

22:10-12:35

1 stop16h 25m

£93

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Wed 22/4

08:05-14:05

Nonstop4h 00m

Kos

Wed 29/4

14:55-17:10

Nonstop4h 15m

£98

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Sun 19/4

12:20-18:25

Nonstop4h 05m

Kos

Wed 29/4

14:55-17:10

Nonstop4h 15m

£99

LondonKos

LHR - KGS

LHRKGS

London Heathrow

Sun 17/5

22:15-08:50

1 stop8h 35m

Kos

Sun 24/5

06:00-11:15

1 stop7h 15m

£239

LondonKos

LHR - KGS

LHRKGS

London Heathrow

Sun 17/5

19:55-20:00

1 stop22h 05m

Kos

Mon 25/5

20:50-08:20

1 stop13h 30m

£243

LondonKos

LHR - KGS

LHRKGS

London Heathrow

Mon 1/6

20:05-19:40

1 stop21h 35m

Kos

Mon 8/6

11:00-16:25

1 stop7h 25m

£245

LondonKos

LHR - KGS

LHRKGS

London Heathrow

Sat 18/4

06:00-20:00

1 stop12h 00m

Kos

Sat 25/4

20:45-07:55

1 stop13h 10m

£245

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 United Kingdom 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, Thursday is the cheapest day to fly to Kos from United Kingdom. The lowest ticket price found for a Thursday departure recently was £226. 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 £391.

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 United Kingdom to Kos during this time can be as low as £215. 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 United Kingdom to Kos flight route?

Fly from Edinburgh Turnhouse to Kos for the best United Kingdom - Kos flight prices

What cabin class options are available on United Kingdom to Kos flights?

There is only 1 cabin class available to choose from on United Kingdom 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 United Kingdom to Kos flights?

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

Cheap United Kingdom to Kos flight deals and tips

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

Best price found

£114

Fastest flight time

3h 50m

Direct flights

Mon, Wed, Thu, Fri and Sun

Airports in Kos

1 airport
The best one-way flight to Kos from United Kingdom in the past 72 hours is £114. The best return flight deal from United Kingdom to Kos found on momondo in the last 72 hours is £59.
The fastest flight from United Kingdom to Kos takes 3h 50m
Direct flights go from United Kingdom to Kos on Monday, Wednesday, Thursday, Friday and Sunday. Airlines offering direct flights are: Jet2 and easyJet..
There is 1 airport in Kos. From United Kingdom there are direct flights to Kos (KGS).
Search flight deals

Frequently asked questions about flying from the United Kingdom to Kos

  • When did momondo last update prices for flights from United Kingdom to Kos Airport?

    Prices for flights from United Kingdom to Kos Airport refresh daily.

  • How many operators does momondo search for flights from United Kingdom to Kos Airport?

  • How old do you have to be to fly from United Kingdom to Kos Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United Kingdom 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 plane model from United Kingdom to Kos?

Best airlines flying from United Kingdom to Kos

Compare and see reviews for airlines that fly from United Kingdom to Kos with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £36Free CancellationRating
6.9
5,314 reviews
Search Ryanair flights
Jet2PriceFrom £56Free CancellationRating
8.2
184 reviews
Search Jet2 flights
easyJetPriceFrom £57Free CancellationRating
6.9
1,889 reviews
Search easyJet flights
TUI AirwaysPriceFrom £103Free CancellationRating
0.0
0 reviews
Search TUI Airways flights
British AirwaysPriceFrom £103Free CancellationRating
6.7
7,841 reviews
Search British Airways flights
LufthansaPriceFrom £131Free CancellationRating
6.8
7,883 reviews
Search Lufthansa flights
Aegean AirlinesPriceFrom £222Free CancellationRating
8.1
861 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 United Kingdom to Kos?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from United Kingdom to Kos for you.

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

Yes. momondo allows you to filter the results for United Kingdom to Kos flights to just show those with flexible booking policies.

How can momondo help me find flights from United Kingdom to Kos?

Once all potential United Kingdom to Kos flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Kos from United Kingdom are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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