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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 Cheapflights user in the last 72 hours by searching for a flight departing on 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — KGS
10 Mar — 17 Mar1
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 8 February 2026.

Tue 24/317:40
STN
-
KGS
2 stops16h 25m
Multiple Airlines
Sun 29/322:10
KGS
-
STN
Nonstop4h 10m
Multiple Airlines
Deal found 7/2£118
Sun 22/317:30
STN
-
KGS
2 stops36h 35m
Multiple Airlines
Sun 29/322:10
KGS
-
STN
Nonstop4h 10m
Multiple Airlines
Deal found 6/2£119
Sun 22/314:45
LGW
-
KGS
2 stops39h 20m
Multiple Airlines
Sun 29/319:15
KGS
-
LGW
Nonstop4h 15m
Multiple Airlines
Deal found 6/2£122
Wed 22/408:35
STN
-
KGS
Nonstop3h 50m
Multiple Airlines
Fri 24/413:05
KGS
-
STN
2 stops35h 25m
Multiple Airlines
Deal found 5/2£126
Wed 22/408:05
LGW
-
KGS
Nonstop4h 00m
Multiple Airlines
Fri 24/408:35
KGS
-
LGW
1 stop19h 55m
Multiple Airlines
Deal found 5/2£128
Mon 20/417:35
LGW
-
KGS
2 stops26h 30m
Multiple Airlines
Thu 23/422:05
KGS
-
LGW
Nonstop4h 15m
Multiple Airlines
Deal found 7/2£133
Tue 15/914:45
LPL
-
KGS
Nonstop4h 15m
Multiple Airlines
Fri 18/918:20
KGS
-
LPL
2 stops39h 15m
Multiple Airlines
Deal found 6/2£156
Tue 15/914:45
LPL
-
KGS
Nonstop4h 15m
Multiple Airlines
Fri 25/918:20
KGS
-
LPL
2 stops39h 15m
Multiple Airlines
Deal found 6/2£157
Tue 15/914:45
LPL
-
KGS
Nonstop4h 15m
Multiple Airlines
Mon 21/909:55
KGS
-
LPL
2 stops47h 40m
Multiple Airlines
Deal found 6/2£158
Sun 26/412:20
LGW
-
KGS
Nonstop4h 05m
easyJet
Sun 3/519:15
KGS
-
LGW
Nonstop4h 15m
easyJet
Deal found 6/2£159
Wed 2/908:05
LGW
-
KGS
Nonstop4h 00m
easyJet
Thu 10/922:05
KGS
-
LGW
Nonstop4h 15m
easyJet
Deal found 5/2£160
Tue 15/914:45
LPL
-
KGS
Nonstop4h 15m
Multiple Airlines
Thu 17/912:05
KGS
-
LPL
2 stops21h 30m
Multiple Airlines
Deal found 6/2£161

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 8 February 2026.

Round-trip from

£118

One-way from

£25

Popular in

August

Cheapest in

April

Average price

£209

Good round-trip deal

£143 or less

Good one-way deal

£86 or less
Ryanair
  • Ryanair
  • 24/3-29/3
  • 2 total stops
  • 20h 35m total
  • United Kingdom to Kos
Search Deals
Ryanair
  • Ryanair
  • 8/4
  • Nonstop
  • 3h 50m total
  • United Kingdom to Kos
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£28 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 8 February 2026.
Use the filters below to find and compare flights from the United Kingdom to Kos that are best for you.

Fly from

United Kingdom

Fly to

Kos

Route

Depart

Return

Price

LondonKos

STN - KGS

STNKGS

London Stansted

Tue 24/3

17:40-12:05

2 stops16h 25m

Kos

Sun 29/3

22:10-00:20

Nonstop4h 10m

£118

LondonKos

STN - KGS

STNKGS

London Stansted

Sun 22/3

17:55-08:05

2 stops36h 10m

Kos

Sun 29/3

22:10-00:20

Nonstop4h 10m

£120

LondonKos

STN - KGS

STNKGS

London Stansted

Wed 22/4

08:35-14:25

Nonstop3h 50m

Kos

Fri 24/4

22:25-00:40

1 stop28h 15m

£133

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Mon 20/4

17:35-22:05

2 stops26h 30m

Kos

Thu 23/4

22:05-00:20

Nonstop4h 15m

£133

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Sun 22/3

13:25-21:15

1 stop5h 50m

Kos

Sun 29/3

19:15-21:30

Nonstop4h 15m

£143

LondonKos

STN - KGS

STNKGS

London Stansted

Thu 11/6

17:10-23:10

Nonstop4h 00m

Kos

Thu 18/6

12:05-20:15

1 stop10h 10m

£154

LondonKos

STN - KGS

STNKGS

London Stansted

Mon 23/3

08:05-11:30

2 stops25h 25m

Kos

Mon 30/3

06:00-22:05

2 stops18h 05m

£155

LondonKos

STN - KGS

STNKGS

London Stansted

Thu 11/6

21:35-09:00

1 stop9h 25m

Kos

Thu 18/6

12:05-20:15

1 stop10h 10m

£159

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Sun 26/4

12:20-18:25

Nonstop4h 05m

Kos

Sun 3/5

19:15-21:30

Nonstop4h 15m

£159

LondonKos

LTN - KGS

LTNKGS

London Luton

Sun 22/3

06:50-11:30

2 stops26h 40m

Kos

Sun 29/3

09:20-15:00

1 stop7h 40m

£162

Flights are sorted by cheapest return flights first.

Deals found on 7/2

Showing 1-10 of 60 results
1
2
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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
No data available for this route at this time. Please check back soon.

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 8 February 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
181 reviews
Check prices

Boarding

8.1

Crew

8.7

Food

7.2

Entertainment

6.1

Comfort

7.7

Overall

8.2

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
181 reviews
Jet2
8.2
Very Good
181 reviews
Check prices

Boarding

8.1

Crew

8.7

Food

7.2

Entertainment

6.1

Comfort

7.7

Overall

8.2

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
5,259 reviews
Jet2
8.2
Very Good
181 reviews
Check prices

Boarding

8.1

Crew

8.7

Food

7.2

Entertainment

6.1

Comfort

7.7

Overall

8.2

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
1,869 reviews
Jet2
8.2
Very Good
181 reviews
Check prices

Boarding

8.1

Crew

8.7

Food

7.2

Entertainment

6.1

Comfort

7.7

Overall

8.2

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
7,720 reviews
Jet2
8.2
Very Good
181 reviews
Check prices

Boarding

8.1

Crew

8.7

Food

7.2

Entertainment

6.1

Comfort

7.7

Overall

8.2

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 £159, easyJet can have you in Kos from United Kingdom in 4h 05m. United Kingdom and Kos are separated by a distance of 1663 mi. This flight may include one or multiple stops.

  • 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 £21 on Ryanair. Other airlines that offer cheap prices include easyJet from £24 and Jet2 from £44 one-way.

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

    Most travelers choose London Gatwick - Kos, London Heathrow - Kos or Manchester - 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.

See more FAQs

Travelling to a place near Kos?

Book flights to Kos if you plan to visit one of these locations
Marmari
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 8 February 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£34Average£165FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Jet2Cheapest£55Average£308FlexibilityNo cancel feeOn-timeN/A
Search Jet2 flights
easyJetCheapest£55Average£241FlexibilityNo cancel feeOn-time86%
Search easyJet flights
TUI AirwaysCheapest£100Average£320FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
British AirwaysCheapest£101Average£309FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£128Average£216FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Aegean AirlinesCheapest£212Average£289FlexibilityNo 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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