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Cheap flights from the United Kingdom to Kos from £35

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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — KGS
31 Aug — 7 Sep1
1 adult

Cheap 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 26 August 2025.

Round-trip from

£120

One-way from

£35

Popular in

December

Cheapest in

April

Average price

£318

Good round-trip deal

£119 or less

Good one-way deal

£63 or less
easyJet
  • easyJet
  • 14/9-24/9
  • 1 total stop
  • 16h 30m total
  • United Kingdom to Kos
Search Deals
Ryanair
  • Ryanair
  • 22/9
  • Nonstop
  • 3h 50m total
  • United Kingdom to Kos
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£26 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
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

Find flight deals from United Kingdom to Kos

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 26 August 2025.

Sun 14/918:00LGW - KGS
Nonstop3h 50measyJet
Wed 24/911:40KGS - LGW
1 stop12h 40measyJet
Deal found 24/8£120
Mon 22/921:50STN - KGS
1 stop15h 15mRyanair
Mon 29/917:30KGS - STN
1 stop8h 29mRyanair
Deal found 25/8£121
Sun 21/918:00LGW - KGS
Nonstop3h 50mMultiple Airlines
Thu 25/912:15KGS - LGW
1 stop22h 00mMultiple Airlines
Deal found 25/8£121
Mon 29/910:45STN - KGS
Nonstop3h 50mRyanair
Fri 3/1022:25KGS - STN
1 stop10h 40mRyanair
Deal found 24/8£122
Thu 18/915:10LGW - KGS
Nonstop4h 00measyJet
Sun 21/900:45KGS - LGW
Nonstop4h 10measyJet
Deal found 24/8£122
Mon 29/910:45STN - KGS
Nonstop3h 50mRyanair
Tue 30/915:30KGS - STN
1 stop7h 40mRyanair
Deal found 24/8£122
Sun 21/918:00LGW - KGS
Nonstop3h 50measyJet
Sun 28/900:45KGS - LGW
Nonstop4h 10measyJet
Deal found 24/8£122
Thu 9/1008:45STN - KGS
Nonstop3h 50mRyanair
Thu 16/1012:15KGS - STN
1 stop7h 15mRyanair
Deal found 25/8£123
Thu 2/1008:45STN - KGS
Nonstop3h 50mRyanair
Thu 16/1015:05KGS - STN
Nonstop4h 10mRyanair
Deal found 25/8£124
Mon 22/907:35LGW - KGS
Nonstop4h 00measyJet
Sun 28/900:45KGS - LGW
Nonstop4h 10measyJet
Deal found 24/8£124
Sun 21/918:00LGW - KGS
Nonstop3h 50mMultiple Airlines
Sun 28/911:40KGS - LGW
1 stop22h 35mMultiple Airlines
Deal found 25/8£125
Sat 27/922:15STN - KGS
1 stop10h 50mRyanair
Thu 2/1012:15KGS - STN
1 stop12h 25mRyanair
Deal found 24/8£127

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 26 August 2025.
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

LGW - KGS

LGWKGS

London Gatwick

Sun 14/9

18:00-23:50

Nonstop3h 50m

Kos

Wed 24/9

11:40-22:20

1 stop12h 40m

£120

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Thu 2/10

15:10-21:10

Nonstop4h 00m

Kos

Thu 16/10

22:00-00:15

Nonstop4h 15m

£120

LondonKos

STN - KGS

STNKGS

London Stansted

Mon 20/10

07:30-18:20

1 stop8h 50m

Kos

Thu 23/10

10:20-14:40

1 stop6h 20m

£121

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Sun 21/9

18:00-23:50

Nonstop3h 50m

Kos

Thu 25/9

12:15-08:15

1 stop22h 00m

£121

LondonKos

STN - KGS

STNKGS

London Stansted

Mon 22/9

21:50-15:05

1 stop15h 15m

Kos

Mon 29/9

17:30-23:59

1 stop8h 29m

£121

LondonKos

STN - KGS

STNKGS

London Stansted

Sat 18/10

22:15-11:05

1 stop10h 50m

Kos

Thu 23/10

10:20-14:40

1 stop6h 20m

£121

LondonKos

STN - KGS

STNKGS

London Stansted

Mon 29/9

10:45-16:35

Nonstop3h 50m

Kos

Fri 3/10

22:25-07:05

1 stop10h 40m

£122

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Mon 22/9

07:35-13:35

Nonstop4h 00m

Kos

Sun 28/9

00:45-02:55

Nonstop4h 10m

£122

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Sun 21/9

18:00-23:50

Nonstop3h 50m

Kos

Sun 28/9

00:45-02:55

Nonstop4h 10m

£122

LondonKos

STN - KGS

STNKGS

London Stansted

Thu 9/10

08:45-14:35

Nonstop3h 50m

Kos

Thu 16/10

12:15-17:30

1 stop7h 15m

£123

Flights are sorted by cheapest return flights first.

Deals found on 24/8

Showing 1-10 of 60 results
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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 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 26 August 2025.

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 26 August 2025.
Get a feel of what it's like to fly with Jet2, easyJet, andRyanair 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
8.3
Very Good
169 reviews
Check prices

Entertainment

6.3

Boarding

8.2

Food

7.3

Crew

8.8

Comfort

7.8

Overall

8.3

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.
Jet2
8.3
Very Good
169 reviews
Jet2
8.3
Very Good
169 reviews
Check prices

Entertainment

6.3

Boarding

8.2

Food

7.3

Crew

8.8

Comfort

7.8

Overall

8.3

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.
easyJet
6.9
Okay
1,817 reviews
Jet2
8.3
Very Good
169 reviews
Check prices

Entertainment

6.3

Boarding

8.2

Food

7.3

Crew

8.8

Comfort

7.8

Overall

8.3

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.
Ryanair
6.8
Okay
5,152 reviews
Jet2
8.3
Very Good
169 reviews
Check prices

Entertainment

6.3

Boarding

8.2

Food

7.3

Crew

8.8

Comfort

7.8

Overall

8.3

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.
British Airways
6.7
Okay
7,309 reviews
Jet2
8.3
Very Good
169 reviews
Check prices

Entertainment

6.3

Boarding

8.2

Food

7.3

Crew

8.8

Comfort

7.8

Overall

8.3

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.

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 £120, easyJet can have you in Kos from United Kingdom in 3h 50m. 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 £35 on Ryanair. Other airlines that offer cheap prices include Jet2 from £48 and easyJet from £49 one-way.

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

    Most travelers choose London Gatwick - Kos, London Heathrow - Kos or London Stansted - 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

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Alternative routes for United Kingdom to Kos

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from United Kingdom to Kos

Discover the top 8 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 26 August 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£35Average£163FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Jet2Cheapest£93Average£331FlexibilityNo cancel feeOn-timeN/A
Search Jet2 flights
TUI AirwaysCheapest£101Average£337FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
easyJetCheapest£102Average£255FlexibilityNo cancel feeOn-time86%
Search easyJet flights
British AirwaysCheapest£122Average£337FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£129Average£226FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
SWISSCheapest£165Average£252FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Aegean AirlinesCheapest£171Average£267FlexibilityNo 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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