Cheap flights from London Gatwick Airport 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.
LGW — KGS
26 Jan — 2 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gatwick to Kos

Enter your travel dates to find the best prices.

Best flights from Gatwick to Kos
Discover carefully curated flight deals from Gatwick 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.

Mon 4/515:50LGW - KGS
1 stop6h 45mMultiple Airlines
Thu 7/522:05KGS - LGW
Nonstop4h 15mMultiple Airlines
Deal found 27/12£153
Wed 17/609:25LGW - KGS
1 stop8h 30mSWISS
Wed 24/620:40KGS - LGW
1 stop13h 40mSWISS
Deal found 26/12£161
Sat 9/513:35LGW - KGS
1 stop6h 20mMultiple Airlines
Thu 14/522:05KGS - LGW
Nonstop4h 15mMultiple Airlines
Deal found 27/12£159
Sun 25/114:35LGW - KGS
1 stop18h 55mMultiple Airlines
Sun 1/221:45KGS - LGW
1 stop20h 25mMultiple Airlines
Deal found 26/12£173
Mon 9/207:30LGW - KGS
1 stop11h 45mMultiple Airlines
Mon 16/212:00KGS - LGW
1 stop12h 15mMultiple Airlines
Deal found 27/12£174
Thu 5/212:15LGW - KGS
1 stop5h 50mMultiple Airlines
Sun 8/209:20KGS - LGW
2 stops16h 35mMultiple Airlines
Deal found 26/12£201

Find flight deals from Gatwick to Kos

Discover tips and strategies to find the most affordable flight options for your journey from Gatwick (LGW) to Kos (KGS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 27 December 2025.

Round-trip from

£125

One-way from

£21

Popular in

August

Cheapest in

April

Average price

£306

Good round-trip deal

£194 or less

Good one-way deal

£92 or less
easyJet
  • easyJet
  • 17/6-24/6
  • Nonstop
  • 8h 15m total
  • London to Kos
easyJet
  • easyJet
  • 9/4
  • Nonstop
  • 4h 05m total
  • London to Kos
Highest demand for flights based on searches. 12% potential increase in price (£25 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£7 potential savings vs. average return price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from London Gatwick to Kos.
Price to beat on a one-way flight from London Gatwick to Kos.

Cheapflights Fare Finder

 
Customise your flight search to find flights from Gatwick 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 London Gatwick Airport to Kos that are best for you.

Fly from

Gatwick

Fly to

Kos

Route

Depart

Return

Price

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Mon 4/5

15:50-00:35

1 stop6h 45m

Kos

Thu 7/5

22:05-00:20

Nonstop4h 15m

£153

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Sat 9/5

13:35-21:55

1 stop6h 20m

Kos

Thu 14/5

22:05-00:20

Nonstop4h 15m

£159

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

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

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Mon 9/2

07:30-21:15

1 stop11h 45m

Kos

Mon 16/2

12:00-22:15

1 stop12h 15m

£174

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Thu 5/2

12:15-20:05

1 stop5h 50m

Kos

Sun 8/2

09:20-23:55

2 stops16h 35m

£201

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Thu 9/4

15:10-21:15

Nonstop4h 05m

£21

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Wed 15/4

08:05-14:05

Nonstop4h 00m

£30

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Wed 15/4

05:40-08:05

1 stop24h 25m

£97

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Thu 9/4

13:55-08:05

2 stops16h 10m

£128

Flights are sorted by cheapest return flights first.

Deals found on 25/12

Showing 1-10 of 12 results
1
2

Best time to book a flight from Gatwick to Kos

Have a flexible travel schedule? Discover the best time to fly to Kos from Gatwick 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 London Gatwick Airport to Kos

How far ahead should I book a flight from London Gatwick Airport to Kos?

Use this chart to determine the optimal time to book a return flight from Gatwick to Kos. Price data was last updated on 26 December 2025.

The price you pay for your flight from London Gatwick Airport to Kos may vary depending on when you book. For the best chance of a lower fare, look to book 32 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Find hourly flight availability from Gatwick 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 London Gatwick Airport to Kos in the evening. By choosing this option you can save up to 74% on the cost of your flight, compared to a flight in the morning.

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.
Read through reviews of airlines operating flights from London Gatwick Airport to Kos, such as easyJet and British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

7.6

Comfort

6.7

Overall

6.9

Boarding

6.7

Food

5.9

Entertainment

5.5

Reviews

1 / 20
10.0
Excellent

muhon,Oct 2025

MAN - GVA

Service and quality and the price is great .definitely recomondable .

Crew

7.6

Comfort

6.7

Overall

6.9

Boarding

6.7

Food

5.9

Entertainment

5.5

Reviews

1 / 20
10.0
Excellent

muhon,Oct 2025

MAN - GVA

Service and quality and the price is great .definitely recomondable .

Crew

7.6

Comfort

6.7

Overall

6.9

Boarding

6.7

Food

5.9

Entertainment

5.5

Reviews

1 / 20
10.0
Excellent

muhon,Oct 2025

MAN - GVA

Service and quality and the price is great .definitely recomondable .

Related info for your journey

Find useful and relevant information for your journey from Gatwick 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 London Gatwick?

    Kos (KGS) is the airport you will fly into if you book a flight from London Gatwick to Kos. You should not have trouble finding flights to Kos from London Gatwick; the airport handles an average of 0 inbound flights from London Gatwick per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the Kos airport from London Gatwick. It is only a 12.8 mi journey from Kos (KGS) to Kos’s city center.

  • How long is the flight from London Gatwick Airport to Kos?

    There are many flights that can get you from London Gatwick Airport to Kos in 8h 30m. Fly via SWISS to get the fastest option. London Gatwick Airport and Kos are separated by a distance of 1663 mi.

  • What are the cheapest airlines flying from London Gatwick Airport to Kos round-trip?

    easyJet, at £60, was found to be the cheapest airline from London Gatwick Airport to Kos.Alternate airlines flying return to your destination include British Airways and TUI Airways.

  • What are the most reliable airlines from London Gatwick Airport to Kos?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Gatwick Airport to Kos on time: Titan Airways (100%), British Airways (88%), BA Euroflyer (88%).

  • What are the cheapest flights from London Gatwick Airport to Kos?

    The cheapest flight price from London Gatwick Airport to Kos is £46. On average you can expect to pay £241. The most popular route, (London Gatwick - Kos), can usually be booked for £58.

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

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

  • How can I find direct flights from Gatwick to Kos?

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

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

    Yes. Cheapflights offers flight deals from Gatwick 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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Top 3 airlines flying from Gatwick to Kos

Discover the top 3 airlines that operate flights from Gatwick 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
easyJetCheapest£102Average£214FlexibilityNo cancel feeOn-time86%
Search easyJet flights
British AirwaysCheapest£111Average£308FlexibilityNo cancel feeOn-time70%
Search British Airways flights
TUI AirwaysCheapest£122Average£384FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Gatwick to Kos?

Cheapflights makes it easy to find Gatwick to Kos flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Gatwick to Kos for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to Kos from Gatwick 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 Gatwick to Kos become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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