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Cheap flights from London to Kos from £53

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
LON — KGS
31 Mar — 7 Apr1
1 adult

Cheapflights Tip: The best prices from London to Kos are usually found in June or April, booked 20 days in advance, depart on a Monday or Thursday and return on a Thursday

Cheap flight deals from London to Kos

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 26 March 2025.

Round-trip from

£92

One-way from

£53

Popular in

December

Cheapest in

June

Average price

£130

Good round-trip deal

£181 or less

Good one-way deal

£48 or less
Ryanair
  • Ryanair
  • 7/4-10/4
  • Nonstop
  • 8h 00m total
  • London to Kos
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easyJet
  • easyJet
  • 3/4
  • Nonstop
  • 4h 00m total
  • London to Kos
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Highest demand for flights based on searches. 16% potential increase in price (£36 potential increase over avg. return price).
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Cheapest flight prices on average. 8% potential price decrease (£15 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from London (LON) to Kos.
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Price to beat on a one-way flight from London (LON) to Kos.
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Find flight deals from London to Kos

Cheapest flights from London to Kos
Explore the most affordable flight options available from London to Kos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 March 2025.

Mon 7/410:45STN - KGS
Nonstop3h 50mRyanair
Thu 10/415:05KGS - STN
Nonstop4h 10mRyanair
Deal found 26/3£92
Thu 3/415:10LGW - KGS
Nonstop4h 00measyJet
Wed 9/414:55KGS - LGW
Nonstop4h 20measyJet
Deal found 25/3£121
Sun 15/608:30STN - KGS
1 stop10h 30mMultiple Airlines
Wed 25/622:30KGS - STN
1 stop26h 10mMultiple Airlines
Deal found 25/3£136
Wed 7/507:10LGW - KGS
1 stop14h 45mMultiple Airlines
Wed 14/522:25KGS - LGW
1 stop19h 25mMultiple Airlines
Deal found 25/3£138
Wed 7/509:00LTN - KGS
1 stop28h 45mMultiple Airlines
Wed 14/516:15KGS - LTN
1 stop25h 50mMultiple Airlines
Deal found 25/3£145
Fri 9/522:15LHR - KGS
1 stop10h 40mAegean Airlines
Wed 14/511:25KGS - LHR
1 stop8h 30mAegean Airlines
Deal found 25/3£162
Wed 4/609:00LHR - KGS
1 stop8h 05mMultiple Airlines
Wed 11/611:15KGS - LHR
1 stop7h 50mMultiple Airlines
Deal found 26/3£165
Mon 19/510:25LHR - KGS
1 stop7h 35mAustrian Airlines
Fri 23/521:40KGS - LHR
1 stop12h 40mAustrian Airlines
Deal found 26/3£172
Wed 14/518:35LGW - KGS
1 stop13h 40mSWISS
Mon 19/519:30KGS - LGW
2 stops24h 20mSWISS
Deal found 25/3£173
Wed 30/406:00LHR - KGS
1 stop26h 15mSWISS
Sat 10/520:45KGS - LHR
1 stop24h 35mSWISS
Deal found 25/3£175
Fri 2/519:30LHR - KGS
1 stop11h 20mLufthansa
Mon 12/512:40KGS - LHR
1 stop10h 05mLufthansa
Deal found 25/3£179
Thu 2/1014:50LGW - KGS
Nonstop3h 55mBritish Airways
Thu 16/1021:45KGS - LGW
Nonstop4h 10mBritish Airways
Deal found 25/3£211

Cheapflights Fare Finder

Customise your flight search to find flights from London 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 March 2025.
Use the filters below to find and compare flights from London to Kos that are best for you.

Fly from

London

Fly to

Kos

Route

Depart

Return

Price

LondonKos

STN - KGS

STNKGS

London Stansted

Mon 7/4

10:45-16:35

Nonstop3h 50m

Kos

Thu 10/4

15:05-17:15

Nonstop4h 10m

£92

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Sun 4/5

17:50-23:50

Nonstop4h 00m

Kos

Wed 7/5

14:55-17:15

Nonstop4h 20m

£131

LondonKos

STN - KGS

STNKGS

London Stansted

Sun 15/6

08:30-21:00

1 stop10h 30m

Kos

Wed 25/6

22:30-22:40

1 stop26h 10m

£136

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Wed 7/5

07:10-23:55

1 stop14h 45m

Kos

Wed 14/5

22:25-15:50

1 stop19h 25m

£138

LondonKos

LTN - KGS

LTNKGS

London Luton

Wed 7/5

09:00-15:45

1 stop28h 45m

Kos

Wed 14/5

16:15-16:05

1 stop25h 50m

£145

LondonKos

LHR - KGS

LHRKGS

London Heathrow

Fri 9/5

22:15-10:55

1 stop10h 40m

Kos

Wed 14/5

11:25-17:55

1 stop8h 30m

£162

LondonKos

LHR - KGS

LHRKGS

London Heathrow

Wed 4/6

09:00-19:05

1 stop8h 05m

Kos

Wed 11/6

11:15-17:05

1 stop7h 50m

£165

LondonKos

LHR - KGS

LHRKGS

London Heathrow

Mon 19/5

10:25-20:00

1 stop7h 35m

Kos

Fri 23/5

21:40-08:20

1 stop12h 40m

£172

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Wed 14/5

18:35-10:15

1 stop13h 40m

Kos

Mon 19/5

19:30-17:50

2 stops24h 20m

£173

LondonKos

LHR - KGS

LHRKGS

London Heathrow

Wed 30/4

06:00-10:15

1 stop26h 15m

Kos

Sat 10/5

20:45-19:20

1 stop24h 35m

£175

Flights are sorted by cheapest return flights first.

Deals found on 25/3

Showing 1-10 of 44 results
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Best time to book a flight from London to Kos

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

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

Use this chart to determine the optimal time to book a return flight from London to Kos. Price data was last updated on 21 March 2025.

The price you pay for your flight from London to Kos may vary depending on when you book. For the best chance of a lower fare, look to book 20 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 LON to KGS?

Find hourly flight availability from London 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 March 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 33% on flights from London to Kos by exploring options for tickets in the afternoon.

What is the cheapest day to fly from London to Kos?

Use this chart to determine the cheapest time to fly return from London to Kos. Price data was last updated on 16 December 2024.

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

Rainfall in Kos by month

Plan your trip to Kos by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kos ranges from 2.0 - 169.0 inches per month. January is typically the wettest month, when rainfall can reach 169.0 mm. July is typically the driest time to visit Kos when rainfall is around 2.0 mm.

Temperature in Kos by month

Plan your trip to Kos by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kos, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 10.0 C).

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 March 2025.
Read reviews from past customers who have flown Jet2, Aegean Airlines and Emirates from London to Kos. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Jet2
8.3
Very Good
161 reviews
Check prices

Overall

8.3

Comfort

7.8

Entertainment

6.3

Food

7.3

Boarding

8.2

Crew

8.8

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
161 reviews
Jet2
8.3
Very Good
161 reviews
Check prices

Overall

8.3

Comfort

7.8

Entertainment

6.3

Food

7.3

Boarding

8.2

Crew

8.8

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.
Aegean Airlines
8.1
Very Good
729 reviews
Jet2
8.3
Very Good
161 reviews
Check prices

Overall

8.3

Comfort

7.8

Entertainment

6.3

Food

7.3

Boarding

8.2

Crew

8.8

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.
Emirates
8.0
Very Good
3,190 reviews
Jet2
8.3
Very Good
161 reviews
Check prices

Overall

8.3

Comfort

7.8

Entertainment

6.3

Food

7.3

Boarding

8.2

Crew

8.8

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.
Sky Express
7.6
Good
112 reviews
Jet2
8.3
Very Good
161 reviews
Check prices

Overall

8.3

Comfort

7.8

Entertainment

6.3

Food

7.3

Boarding

8.2

Crew

8.8

Reviews

1 / 16
8.0
Excellent

Anonymous,Mar 2025

GVA - LBA

Good other than the 15-20 min walk to boarding gate from terminal.
Austrian Airlines
7.5
Good
769 reviews
Jet2
8.3
Very Good
161 reviews
Check prices

Overall

8.3

Comfort

7.8

Entertainment

6.3

Food

7.3

Boarding

8.2

Crew

8.8

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 London 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?

    Kos (KGS), located 12.8 mi from the city center, is the airport you fly into when you book flights from London to Kos. 9 airlines have flights to Kos from London on a regular basis. Booking flights from London to Kos should not be difficult; the airport handles an average of 0 inbound flights from London per day.

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

    Cheapflights users have booked flights from London to Kos round-trip from £92. Other airlines that can offer you cheap pricing are easyJet, from £131, and Aegean Airlines, from £162. Ryanair is currently priced 60% below the average price you’ll pay for this route.

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

    For one-way options, check prices for easyJet. According to our data, you can fly for as low as £53. Users have also found prices from £67 and £106 on Ryanair and Jet2, respectively.

  • What are the most popular routes from London to Kos?

    The most popular flight routes from London to Kos are London Gatwick - Kos, London Stansted - Kos and London Heathrow - Kos.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London 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

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Fly from London to Kos on these airlines

Choose from the following airlines for your flight from London to Kos. Flights are based on user searches made on Cheapflights and were last updated on 26 March 2025.
Ryanair flights from London to Kos
British Airways flights from London to Kos
easyJet flights from London to Kos

Top 9 airlines flying from London to Kos

Discover the top 9 airlines that operate flights from London 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 March 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£36Average£203FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£104Average£209FlexibilityNo cancel feeOn-time86%
Search easyJet flights
TUI AirwaysCheapest£113Average£337FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
LufthansaCheapest£135Average£270FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Jet2Cheapest£163Average£342FlexibilityNo cancel feeOn-timeN/A
Search Jet2 flights
SWISSCheapest£171Average£368FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Aegean AirlinesCheapest£178Average£281FlexibilityNo cancel feeOn-time87%
Search Aegean Airlines flights
British AirwaysCheapest£186Average£366FlexibilityNo cancel feeOn-time70%
Search British Airways flights
EurowingsCheapest£224Average£366FlexibilityNo cancel feeOn-time87%
Search Eurowings flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Kos from London today with Cheapflights!

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

Cheapflights helps you find that perfect flight to Kos from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Kos flexibly with Cheapflights today.

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

Of course! You can now track prices for flights from London to Kos and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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