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Cheap flights from the United Kingdom to Kos from £30

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — KGS
20 May — 27 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Kos

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Kos
Explore the most affordable flight options available from United Kingdom to Kos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 April 2026.

Sun 7/619:05
MAN
-
KGS
1 stop12h 25m
Ryanair
Thu 11/616:00
KGS
-
MAN
1 stop10h 25m
Ryanair
Deal found 19/4£95
Wed 3/613:00
BHX
-
KGS
1 stop8h 00m
Ryanair
Tue 9/614:50
KGS
-
BHX
1 stop10h 05m
Ryanair
Deal found 18/4£101
Mon 15/614:05
MAN
-
KGS
1 stop6h 30m
Ryanair
Tue 23/614:50
KGS
-
MAN
1 stop7h 05m
Ryanair
Deal found 15/4£107
Tue 9/606:15
STN
-
KGS
1 stop10h 10m
Ryanair
Sun 21/622:10
KGS
-
STN
Nonstop4h 10m
Ryanair
Deal found 16/4£107
Mon 15/614:05
MAN
-
KGS
1 stop6h 30m
Ryanair
Thu 18/616:00
KGS
-
MAN
1 stop10h 25m
Ryanair
Deal found 16/4£107
Sun 14/611:40
STN
-
KGS
1 stop7h 50m
Ryanair
Fri 19/610:00
KGS
-
STN
2 stops15h 45m
Ryanair
Deal found 16/4£108
Sun 17/515:55
STN
-
KGS
Nonstop3h 50m
Ryanair
Sun 24/522:10
KGS
-
STN
Nonstop4h 10m
Ryanair
Deal found 19/4£109
Thu 18/606:05
STN
-
KGS
1 stop13h 20m
Multiple Airlines
Wed 24/623:25
KGS
-
STN
2 stops27h 15m
Multiple Airlines
Deal found 18/4£110
Sun 14/619:20
LGW
-
KGS
2 stops26h 10m
Multiple Airlines
Thu 18/612:05
KGS
-
LGW
1 stop12h 40m
Multiple Airlines
Deal found 16/4£110
Tue 16/606:20
EDI
-
KGS
1 stop12h 05m
Multiple Airlines
Tue 23/620:55
KGS
-
EDI
1 stop15h 25m
Multiple Airlines
Deal found 19/4£110
Wed 24/608:35
STN
-
KGS
Nonstop3h 50m
Ryanair
Fri 3/710:00
KGS
-
STN
1 stop12h 05m
Ryanair
Deal found 19/4£111
Wed 17/607:15
LTN
-
KGS
1 stop13h 45m
Multiple Airlines
Tue 30/618:50
KGS
-
LTN
1 stop7h 05m
Multiple Airlines
Deal found 17/4£112

Find flight deals from United Kingdom to Kos

Keep the following information in mind while searching for United Kingdom to Kos flight deals. Data was last updated 20 April 2026.

Round-trip from

£101

One-way from

£30

Popular in

August

Cheapest in

April

Average price

£138

Good round-trip deal

£109 or less

Good one-way deal

£56 or less
Ryanair
  • Ryanair
  • 3/6-9/6
  • 2 total stops
  • 18h 05m total
  • United Kingdom to Kos
Search Deals
Ryanair
  • Ryanair
  • 16/6
  • Nonstop
  • 3h 50m total
  • United Kingdom to Kos
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£13 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from United Kingdom to Kos.
Search Deals
Price to beat on a one-way flight from United Kingdom to Kos.
Search Deals

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 20 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

LondonKos

STN - KGS

STNKGS

London Stansted

Sun 17/5

15:55-21:45

Nonstop3h 50m

Kos

Sun 24/5

22:10-00:20

Nonstop4h 10m

£109

LondonKos

STN - KGS

STNKGS

London Stansted

Wed 3/6

08:35-14:25

Nonstop3h 50m

Kos

Wed 3/6

23:25-13:45

1 stop16h 20m

£110

BristolKos

BRS - KGS

BRSKGS

Bristol

Fri 26/6

06:10-12:10

Nonstop4h 00m

Kos

Sun 28/6

14:05-16:25

Nonstop4h 20m

£112

LondonKos

STN - KGS

STNKGS

London Stansted

Tue 2/6

05:55-14:25

1 stop6h 30m

Kos

Tue 9/6

18:50-17:35

2 stops24h 45m

£115

LondonKos

LTN - KGS

LTNKGS

London Luton

Tue 2/6

21:50-17:35

2 stops17h 45m

Kos

Tue 9/6

18:50-23:55

1 stop7h 05m

£119

LondonKos

LTN - KGS

LTNKGS

London Luton

Mon 8/6

20:35-14:25

1 stop15h 50m

Kos

Mon 15/6

23:40-08:30

1 stop10h 50m

£126

EdinburghKos

EDI - KGS

EDIKGS

Edinburgh Turnhouse

Tue 2/6

19:30-23:00

2 stops25h 30m

Kos

Tue 9/6

18:50-12:00

2 stops19h 10m

£127

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Thu 16/7

15:10-21:15

Nonstop4h 05m

Kos

Thu 23/7

22:05-00:20

Nonstop4h 15m

£130

LondonKos

STN - KGS

STNKGS

London Stansted

Fri 12/6

07:15-17:55

1 stop8h 40m

Kos

Sun 21/6

22:10-00:20

Nonstop4h 10m

£137
Fastest return journey

LondonKos

STN - KGS

STNKGS

London Stansted

Thu 9/7

17:25-23:10

Nonstop3h 45m

Kos

Sun 26/7

22:10-00:20

Nonstop4h 10m

£140

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
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6

Best time to book a flight from United Kingdom to Kos

Have a flexible travel schedule? Discover the best time to fly to Kos from United Kingdom with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from the United Kingdom to Kos

What is the cheapest month to book a flight from United Kingdom to Kos?

Currently, April is the cheapest month in which you can book a flight from United Kingdom to Kos (average of £32). Flying from United Kingdom to Kos in February is currently the most expensive (average of £224). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from GB to KGS?

Find hourly flight availability from United Kingdom to Kos. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 April 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from United Kingdom to Kos as you normally would.

Reviews of airlines servicing Kos

Get insights into the airlines that provide service to Kos. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kos. Reviews last updated 20 April 2026.
Get a feel of what it's like to fly with Jet2,Ryanair, andeasyJet from the United Kingdom to Kos by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Jet2
8.2
Very Good
185 reviews
Check prices

Overall

8.2

Food

7.2

Comfort

7.7

Entertainment

6.2

Boarding

8.1

Crew

8.7

Reviews

1 / 18
10.0
Excellent

Irene,Feb 2026

ALC - EMA

I always fly with Jet 2...I have never had a bad flight with them. From arriving at the airport, to the checking in has been trouble free. My last flight I booked my seat, I dont normally if im travelling on my own, the plane was full so im pleased I did. The flight was smooth on take off and landing.
Jet2
8.2
Very Good
185 reviews
Jet2
8.2
Very Good
185 reviews
Check prices

Overall

8.2

Food

7.2

Comfort

7.7

Entertainment

6.2

Boarding

8.1

Crew

8.7

Reviews

1 / 18
10.0
Excellent

Irene,Feb 2026

ALC - EMA

I always fly with Jet 2...I have never had a bad flight with them. From arriving at the airport, to the checking in has been trouble free. My last flight I booked my seat, I dont normally if im travelling on my own, the plane was full so im pleased I did. The flight was smooth on take off and landing.
Ryanair
6.9
Okay
5,339 reviews
Jet2
8.2
Very Good
185 reviews
Check prices

Overall

8.2

Food

7.2

Comfort

7.7

Entertainment

6.2

Boarding

8.1

Crew

8.7

Reviews

1 / 18
10.0
Excellent

Irene,Feb 2026

ALC - EMA

I always fly with Jet 2...I have never had a bad flight with them. From arriving at the airport, to the checking in has been trouble free. My last flight I booked my seat, I dont normally if im travelling on my own, the plane was full so im pleased I did. The flight was smooth on take off and landing.
easyJet
6.9
Okay
1,894 reviews
Jet2
8.2
Very Good
185 reviews
Check prices

Overall

8.2

Food

7.2

Comfort

7.7

Entertainment

6.2

Boarding

8.1

Crew

8.7

Reviews

1 / 18
10.0
Excellent

Irene,Feb 2026

ALC - EMA

I always fly with Jet 2...I have never had a bad flight with them. From arriving at the airport, to the checking in has been trouble free. My last flight I booked my seat, I dont normally if im travelling on my own, the plane was full so im pleased I did. The flight was smooth on take off and landing.
British Airways
6.7
Okay
7,895 reviews
Jet2
8.2
Very Good
185 reviews
Check prices

Overall

8.2

Food

7.2

Comfort

7.7

Entertainment

6.2

Boarding

8.1

Crew

8.7

Reviews

1 / 18
10.0
Excellent

Irene,Feb 2026

ALC - EMA

I always fly with Jet 2...I have never had a bad flight with them. From arriving at the airport, to the checking in has been trouble free. My last flight I booked my seat, I dont normally if im travelling on my own, the plane was full so im pleased I did. The flight was smooth on take off and landing.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Kos. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Kos from United Kingdom?

    For a flight from United Kingdom to Kos, you will be flying into Kos. Kos (KGS) is just 12.8 mi from the center of the city.

  • How long is the flight from United Kingdom to Kos?

    For as low as £109, Ryanair can have you in Kos from United Kingdom in 3h 50m. United Kingdom and Kos are separated by a distance of 1670 mi. All flights are typically direct.

  • What are the cheapest airlines to fly from United Kingdom to Kos one-way?

    One-way options have recently been found by users for as low as £24 on easyJet. Other airlines that offer cheap prices include Ryanair from £38 and Jet2 from £53 one-way.

  • What are the most popular routes from United Kingdom to Kos?

    Most travelers choose London Gatwick - Kos, London Stansted - Kos or London Heathrow - Kos when deciding on the best route from United Kingdom to Kos.

  • Can I find deals for flights from United Kingdom to Kos that include hotel bookings?

    Yes. In addition to deals on United Kingdom to Kos flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to Kos?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from United Kingdom to Kos.

  • Can I find deals for business class flights from United Kingdom to Kos?

    Yes. Cheapflights offers flight deals from United Kingdom to Kos by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from United Kingdom to Kos?

    Currently, April is the cheapest month in which you can book a flight from United Kingdom to Kos (average of £32). Flying from United Kingdom to Kos in February is currently the most expensive (average of £224). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Kos?

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

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from United Kingdom to Kos

Discover the top 7 airlines that operate flights from United Kingdom to Kos. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 20 April 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£35Average£179FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Jet2Cheapest£55Average£328FlexibilityNo cancel feeOn-timeN/A
Search Jet2 flights
easyJetCheapest£56Average£250FlexibilityNo cancel feeOn-time86%
Search easyJet flights
TUI AirwaysCheapest£101Average£296FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
British AirwaysCheapest£112Average£302FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£129Average£173FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Aegean AirlinesCheapest£214Average£253FlexibilityNo cancel feeOn-time87%
Search Aegean Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from United Kingdom to Kos?

When you search for this flight from United Kingdom to Kos, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to Kos?

Cheapflights simply makes it quick and affordable to book flights from United Kingdom to Kos by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from United Kingdom to Kos with no change fees?

Certainly. Search results for flights to Kos from United Kingdom shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from United Kingdom to Kos become cheaper?

Not ready to book yet? You can track prices for flights from United Kingdom to Kos on Cheapflights with our Price Alert feature and get notified when better prices are available.

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