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Cheap flights from the United Kingdom to Kos from £21

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — KGS
26 Jan — 2 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Kos

Enter your travel dates to find the best prices.

Best flights from United Kingdom to Kos
Discover carefully curated flight deals from United Kingdom to Kos that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 December 2025.

Sun 26/407:20BRS - KGS
Nonstop4h 00measyJet
Sun 10/514:05KGS - BRS
Nonstop4h 20measyJet
Deal found 25/12£107
Mon 9/214:30LTN - KGS
1 stop19h 00mMultiple Airlines
Mon 16/216:40KGS - LTN
1 stop8h 30mMultiple Airlines
Deal found 27/12£136
Wed 17/609:25LGW - KGS
1 stop8h 30mSWISS
Wed 24/620:40KGS - LGW
1 stop13h 40mSWISS
Deal found 26/12£161
Sat 20/611:10MAN - KGS
1 stop21h 15mBrussels Airlines
Tue 30/611:25KGS - MAN
1 stop12h 25mBrussels Airlines
Deal found 27/12£181
Mon 9/222:15LHR - KGS
1 stop7h 50mAegean Airlines
Mon 16/216:40KGS - LHR
1 stop6h 35mAegean Airlines
Deal found 27/12£182
Wed 17/621:20STN - KGS
1 stop16h 05mRyanair
Wed 24/615:00KGS - STN
Nonstop4h 10mRyanair
Deal found 26/12£198
Wed 17/616:10STN - KGS
Nonstop4h 00mJet2
Wed 24/623:00KGS - STN
Nonstop4h 10mJet2
Deal found 26/12£220
Sun 8/213:25LGW - KGS
1 stop5h 50mSky Express
Sun 15/221:45KGS - LGW
1 stop16h 40mSky Express
Deal found 25/12£245
Thu 5/206:10STN - KGS
1 stop11h 55mMultiple Airlines
Sun 8/221:05KGS - STN
1 stop12h 35mMultiple Airlines
Deal found 26/12£148
Sun 25/114:30LTN - KGS
1 stop19h 00mMultiple Airlines
Sun 1/217:35KGS - LTN
1 stop7h 40mMultiple Airlines
Deal found 26/12£150
Thu 5/214:50LTN - KGS
2 stops18h 40mMultiple Airlines
Sun 8/216:15KGS - LTN
1 stop9h 00mMultiple Airlines
Deal found 26/12£156
Sat 20/608:00MAN - KGS
Nonstop4h 15measyJet
Tue 30/617:10KGS - MAN
1 stop28h 30measyJet
Deal found 27/12£190
Tue 12/507:10LTN - KGS
1 stop7h 30mMultiple Airlines
Tue 19/508:35KGS - LTN
1 stop9h 30mMultiple Airlines
Deal found 25/12£158
Sat 7/212:15LHR - KGS
1 stop5h 50mAegean Airlines
Sat 14/220:35KGS - LHR
1 stop16h 35mAegean Airlines
Deal found 25/12£213
Wed 17/612:40MAN - KGS
Nonstop4h 15measyJet
Wed 1/719:45KGS - MAN
Nonstop4h 25measyJet
Deal found 26/12£198
Wed 20/509:00MAN - KGS
1 stop8h 55mSWISS
Wed 27/520:40KGS - MAN
1 stop18h 40mSWISS
Deal found 27/12£232
Sun 26/407:20BRS - KGS
Nonstop4h 00mMultiple Airlines
Sun 10/521:00KGS - BRS
1 stop19h 05mMultiple Airlines
Deal found 25/12£164
Fri 9/116:35LHR - KGS
1 stop13h 30mAegean Airlines
Mon 12/120:35KGS - LHR
1 stop23h 20mAegean Airlines
Deal found 27/12£224
Wed 17/612:40MAN - KGS
Nonstop4h 15measyJet
Wed 24/619:40KGS - MAN
Nonstop4h 30measyJet
Deal found 27/12£213
Sun 25/121:35STN - KGS
3 stops20h 30mMultiple Airlines
Sun 1/221:05KGS - STN
1 stop12h 35mMultiple Airlines
Deal found 26/12£172
Thu 25/607:00MAN - KGS
Nonstop4h 15measyJet
Sun 5/723:30KGS - MAN
Nonstop4h 30measyJet
Deal found 26/12£218
Sun 25/114:35LGW - KGS
1 stop18h 55mMultiple Airlines
Sun 1/221:45KGS - LGW
1 stop20h 25mMultiple Airlines
Deal found 26/12£173
Sat 13/622:15LHR - KGS
1 stop8h 35mAegean Airlines
Sat 27/613:05KGS - LHR
1 stop10h 05mAegean Airlines
Deal found 25/12£269
Tue 9/614:45LPL - KGS
Nonstop4h 15measyJet
Tue 23/621:50KGS - LPL
Nonstop4h 35measyJet
Deal found 27/12£242
Thu 5/212:15LGW - KGS
1 stop5h 50mMultiple Airlines
Sun 8/209:20KGS - LGW
2 stops16h 35mMultiple Airlines
Deal found 26/12£201
Thu 28/515:10LGW - KGS
Nonstop4h 05measyJet
Mon 1/614:15KGS - LGW
Nonstop4h 15measyJet
Deal found 25/12£244
Tue 10/220:05MAN - KGS
3 stops34h 00mMultiple Airlines
Tue 17/220:35KGS - MAN
2 stops25h 10mMultiple Airlines
Deal found 27/12£213
Fri 8/513:25BHX - KGS
Nonstop4h 00measyJet
Fri 15/520:10KGS - BHX
Nonstop4h 20measyJet
Deal found 26/12£269
Mon 9/218:15BRS - KGS
2 stops25h 00mMultiple Airlines
Mon 16/221:45KGS - BRS
1 stop26h 45mMultiple Airlines
Deal found 25/12£213
Sun 17/512:20LGW - KGS
Nonstop4h 05measyJet
Sun 24/519:15KGS - LGW
Nonstop4h 15measyJet
Deal found 25/12£282

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 27 December 2025.

Round-trip from

£107

One-way from

£21

Popular in

August

Cheapest in

April

Average price

£306

Good round-trip deal

£124 or less

Good one-way deal

£92 or less
easyJet
  • easyJet
  • 26/4-10/5
  • Nonstop
  • 8h 20m total
  • United Kingdom to Kos
Search Deals
easyJet
  • easyJet
  • 9/4
  • Nonstop
  • 4h 05m total
  • United Kingdom to Kos
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£25 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 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

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 27 December 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

BristolKos

BRS - KGS

BRSKGS

Bristol

Sun 26/4

07:20-13:20

Nonstop4h 00m

Kos

Sun 10/5

14:05-16:25

Nonstop4h 20m

£107

LondonKos

LTN - KGS

LTNKGS

London Luton

Mon 9/2

14:30-11:30

1 stop19h 00m

Kos

Mon 16/2

16:40-23:10

1 stop8h 30m

£136

LondonKos

STN - KGS

STNKGS

London Stansted

Thu 5/2

06:10-20:05

1 stop11h 55m

Kos

Sun 8/2

21:05-07:40

1 stop12h 35m

£148

LondonKos

LTN - KGS

LTNKGS

London Luton

Sun 25/1

14:30-11:30

1 stop19h 00m

Kos

Sun 1/2

17:35-23:15

1 stop7h 40m

£150

LondonKos

LTN - KGS

LTNKGS

London Luton

Thu 5/2

14:50-11:30

2 stops18h 40m

Kos

Sun 8/2

16:15-23:15

1 stop9h 00m

£156

LondonKos

LTN - KGS

LTNKGS

London Luton

Tue 12/5

07:10-16:40

1 stop7h 30m

Kos

Tue 19/5

08:35-16:05

1 stop9h 30m

£158

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Wed 17/6

09:25-19:55

1 stop8h 30m

Kos

Wed 24/6

20:40-08:20

1 stop13h 40m

£161

BristolKos

BRS - KGS

BRSKGS

Bristol

Sun 26/4

07:20-13:20

Nonstop4h 00m

Kos

Sun 10/5

21:00-14:05

1 stop19h 05m

£164

LondonKos

STN - KGS

STNKGS

London Stansted

Sun 25/1

21:35-20:05

3 stops20h 30m

Kos

Sun 1/2

21:05-07:40

1 stop12h 35m

£172

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Sun 25/1

14:35-11:30

1 stop18h 55m

Kos

Sun 1/2

21:45-16:10

1 stop20h 25m

£173

Flights are sorted by cheapest return flights first.

Deals found on 25/12

Showing 1-10 of 60 results
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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 27 December 2025.

It’s optimal to fly from United Kingdom to Kos in the evening. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from United Kingdom to Kos?

Use this chart to determine the cheapest time to fly return from United Kingdom to Kos. Price data was last updated on 20 December 2025.

Travellers seeking maximum savings on their United Kingdom to Kos flight should consider departing on Saturday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 27 December 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
8.2
Very Good
179 reviews
Check prices

Comfort

7.7

Boarding

8.1

Crew

8.8

Food

7.3

Overall

8.2

Entertainment

6.2

Reviews

1 / 17
8.0
Excellent

Gary,Nov 2025

EMA - AYT

Quick on time boarding and flight left the runway bang on 8am, excellent.
Jet2
8.2
Very Good
179 reviews
Jet2
8.2
Very Good
179 reviews
Check prices

Comfort

7.7

Boarding

8.1

Crew

8.8

Food

7.3

Overall

8.2

Entertainment

6.2

Reviews

1 / 17
8.0
Excellent

Gary,Nov 2025

EMA - AYT

Quick on time boarding and flight left the runway bang on 8am, excellent.
easyJet
6.9
Okay
1,854 reviews
Jet2
8.2
Very Good
179 reviews
Check prices

Comfort

7.7

Boarding

8.1

Crew

8.8

Food

7.3

Overall

8.2

Entertainment

6.2

Reviews

1 / 17
8.0
Excellent

Gary,Nov 2025

EMA - AYT

Quick on time boarding and flight left the runway bang on 8am, excellent.
Ryanair
6.8
Okay
5,228 reviews
Jet2
8.2
Very Good
179 reviews
Check prices

Comfort

7.7

Boarding

8.1

Crew

8.8

Food

7.3

Overall

8.2

Entertainment

6.2

Reviews

1 / 17
8.0
Excellent

Gary,Nov 2025

EMA - AYT

Quick on time boarding and flight left the runway bang on 8am, excellent.
British Airways
6.7
Okay
7,614 reviews
Jet2
8.2
Very Good
179 reviews
Check prices

Comfort

7.7

Boarding

8.1

Crew

8.8

Food

7.3

Overall

8.2

Entertainment

6.2

Reviews

1 / 17
8.0
Excellent

Gary,Nov 2025

EMA - AYT

Quick on time boarding and flight left the runway bang on 8am, excellent.

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 £107, easyJet can have you in Kos from United Kingdom in 4h. United Kingdom and Kos are separated by a distance of 1769 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 £22 on Ryanair. Other airlines that offer cheap prices include Jet2 from £45 and easyJet from £47 one-way.

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

    Most travelers choose London Heathrow - Kos, London Gatwick - 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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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 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 27 December 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£35Average£190FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Jet2Cheapest£55Average£327FlexibilityNo cancel feeOn-timeN/A
Search Jet2 flights
TUI AirwaysCheapest£101Average£324FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
easyJetCheapest£102Average£252FlexibilityNo cancel feeOn-time86%
Search easyJet flights
British AirwaysCheapest£111Average£308FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£129Average£217FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Aegean AirlinesCheapest£183Average£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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