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£37+ Cheap flights to Kos

This is the cheapest retur 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.
— KGS
26 Feb — 5 Mar1
1 adult

Flights to Kos in 2025

Find the latest flights to Kos in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 21 February 2025.

Return from

£37

One-way from

£57

Popular in

December

Cheapest in

June

Average price

£254

Good round-trip deal

£109 or less

Good one-way deal

£92 or less
Ryanair
  • Ryanair
  • 3/4-7/4
  • Nonstop
  • 8h 00m total
  • London to Kos
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Ryanair
  • Ryanair
  • 21/4
  • Nonstop
  • 3h 50m total
  • London to Kos
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£37 potential increase over avg. return price).
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Cheapest flight prices on average. 8% potential price decrease (£16 potential savings vs. average return price).
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Average for return flights in February 2025
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Price to beat on a round-trip flight from London to Kos.
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Price to beat on a one-way flight from London to Kos.
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Find flight deals to Kos

Cheapest flights to Kos
Explore the most affordable flight options available to Kos. Find the lowest fares based on data from user searches, with prices last updated on 21 February 2025.

Mon 31/310:45STN - KGS
Nonstop3h 50mRyanair
Mon 7/417:00KGS - STN
Nonstop4h 10mRyanair
Deal found 20/2£63
Thu 3/415:10LGW - KGS
Nonstop4h 00measyJet
Wed 9/414:55KGS - LGW
Nonstop4h 20measyJet
Deal found 20/2£90
Mon 31/310:45STN - KGS
Nonstop3h 50mMultiple Airlines
Mon 7/416:15KGS - STN
1 stop10h 35mMultiple Airlines
Deal found 20/2£112
Sun 30/317:50LGW - KGS
Nonstop4h 00mMultiple Airlines
Mon 31/308:35KGS - LGW
1 stop6h 00mMultiple Airlines
Deal found 18/2£126
Thu 20/322:40LTN - KGS
2 stops15h 05mMultiple Airlines
Wed 26/312:35KGS - LTN
1 stop13h 35mMultiple Airlines
Deal found 19/2£178
Wed 9/709:00LHR - KGS
1 stop8h 05mMultiple Airlines
Sun 13/711:25KGS - LHR
1 stop12h 10mMultiple Airlines
Deal found 20/2£179
Mon 31/322:15LHR - KGS
1 stop10h 40mAegean Airlines
Mon 7/406:00KGS - LHR
1 stop11h 30mAegean Airlines
Deal found 20/2£180
Tue 29/720:25LHR - KGS
1 stop20h 40mLufthansa
Mon 4/812:40KGS - LHR
1 stop12h 00mLufthansa
Deal found 19/2£192
Sat 10/513:35LGW - KGS
1 stop16h 30mSky Express
Sat 17/522:25KGS - LGW
1 stop16h 10mSky Express
Deal found 19/2£197
Tue 16/906:00LHR - KGS
1 stop11h 40mSWISS
Tue 23/920:30KGS - LHR
1 stop23h 20mSWISS
Deal found 20/2£208
Tue 16/907:25LGW - KGS
Nonstop4h 00mBritish Airways
Thu 25/921:45KGS - LGW
Nonstop4h 10mBritish Airways
Deal found 20/2£224
Fri 12/907:45LHR - KGS
1 stop6h 35mBrussels Airlines
Wed 24/911:15KGS - LHR
1 stop12h 20mBrussels Airlines
Deal found 20/2£227

Find flights to Kos within your budget

Locate flights to Kos that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 21 February 2025.

Fly from

London

Route

Depart

Return

Price

LondonKos

STN - KGS

STNKGS

London Stansted

Mon 31/3

10:45-16:35

Nonstop3h 50m

Kos

Mon 7/4

17:00-19:10

Nonstop4h 10m

£63

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Thu 3/4

15:10-21:10

Nonstop4h 00m

Kos

Wed 9/4

14:55-17:15

Nonstop4h 20m

£90

LondonKos

STN - KGS

STNKGS

London Stansted

Mon 31/3

10:45-16:35

Nonstop3h 50m

Kos

Mon 7/4

16:15-00:50

1 stop10h 35m

£112

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Thu 3/4

15:10-21:10

Nonstop4h 00m

Kos

Mon 7/4

08:35-12:35

1 stop6h 00m

£132

LondonKos

LHR - KGS

LHRKGS

London Heathrow

Wed 9/7

09:00-19:05

1 stop8h 05m

Kos

Sun 13/7

11:25-21:35

1 stop12h 10m

£179

LondonKos

LHR - KGS

LHRKGS

London Heathrow

Mon 31/3

22:15-10:55

1 stop10h 40m

Kos

Mon 7/4

06:00-15:30

1 stop11h 30m

£180

LondonKos

LTN - KGS

LTNKGS

London Luton

Mon 31/3

15:10-23:55

2 stops30h 45m

Kos

Mon 7/4

16:15-16:05

1 stop25h 50m

£180

LondonKos

LHR - KGS

LHRKGS

London Heathrow

Fri 9/5

16:30-08:50

1 stop14h 20m

Kos

Thu 15/5

19:30-08:40

1 stop15h 10m

£194

LondonKos

STN - KGS

STNKGS

London Stansted

Wed 9/7

16:10-22:10

Nonstop4h 00m

Kos

Sun 13/7

12:45-14:55

Nonstop4h 10m

£256

LondonKos

LHR - KGS

LHRKGS

London Heathrow

Sun 25/5

20:05-10:10

1 stop12h 05m

Kos

Sun 1/6

17:50-07:55

1 stop16h 05m

£276

Flights are sorted by cheapest return flights first.

Deals found on 21/2

Showing 1-10 of 42 results
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Best time to book a flight to Kos

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

Travel insights for flights to Kos

Get recent, data-driven insights about flights to Kos including ideal travel times, pricing trends, and more.

When is the best time to book a flight 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 14 February 2025.

To ensure you get the cheapest price possible for a flight to Kos, you should look to book at least 20 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

How long is the flight to Kos?

On average, a flight from London to Kos takes 6 hours 30 minutes. Flights to Kos from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly 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.

Users looking for the lowest fares to Kos should consider flying on Saturday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Friday mornings, when prices are usually at their highest.

What are the most popular airlines that fly to Kos?

The most popular airlines flying from London to Kos are British Airways, easyJet and Jet2.

British Airways

British Airways

From £227

easyJet

easyJet

From £77

Jet2

Jet2

From £212

TUI Airways

TUI Airways

From £147

What are the cheapest airlines that fly to Kos?

The cheapest airlines flying from London to Kos are easyJet, Ryanair and TUI Airways.

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 21 February 2025.
Jet2
8.3
Very Good
156 reviews
Check prices

Crew

8.8

Food

7.2

Boarding

8.2

Overall

8.3

Comfort

7.7

Entertainment

6.2

Reviews

1 / 15

10.0
Excellent

Heather,Feb 2025

BFS - AYT

Food and crew great. Had to put my overhead luggage in row 14 and I was in 1A. But just a bit hard to get.

Jet2
8.3
Very Good
156 reviews
Jet2
8.3
Very Good
156 reviews
Check prices

Crew

8.8

Food

7.2

Boarding

8.2

Overall

8.3

Comfort

7.7

Entertainment

6.2

Reviews

1 / 15

10.0
Excellent

Heather,Feb 2025

BFS - AYT

Food and crew great. Had to put my overhead luggage in row 14 and I was in 1A. But just a bit hard to get.

Aegean Airlines
8.1
Very Good
733 reviews
Jet2
8.3
Very Good
156 reviews
Check prices

Crew

8.8

Food

7.2

Boarding

8.2

Overall

8.3

Comfort

7.7

Entertainment

6.2

Reviews

1 / 15

10.0
Excellent

Heather,Feb 2025

BFS - AYT

Food and crew great. Had to put my overhead luggage in row 14 and I was in 1A. But just a bit hard to get.

Emirates
8.1
Very Good
3,276 reviews
Jet2
8.3
Very Good
156 reviews
Check prices

Crew

8.8

Food

7.2

Boarding

8.2

Overall

8.3

Comfort

7.7

Entertainment

6.2

Reviews

1 / 15

10.0
Excellent

Heather,Feb 2025

BFS - AYT

Food and crew great. Had to put my overhead luggage in row 14 and I was in 1A. But just a bit hard to get.

SWISS
7.5
Good
1,568 reviews
Jet2
8.3
Very Good
156 reviews
Check prices

Crew

8.8

Food

7.2

Boarding

8.2

Overall

8.3

Comfort

7.7

Entertainment

6.2

Reviews

1 / 15

10.0
Excellent

Heather,Feb 2025

BFS - AYT

Food and crew great. Had to put my overhead luggage in row 14 and I was in 1A. But just a bit hard to get.

Sky Express
7.4
Good
112 reviews
Jet2
8.3
Very Good
156 reviews
Check prices

Crew

8.8

Food

7.2

Boarding

8.2

Overall

8.3

Comfort

7.7

Entertainment

6.2

Reviews

1 / 15

10.0
Excellent

Heather,Feb 2025

BFS - AYT

Food and crew great. Had to put my overhead luggage in row 14 and I was in 1A. But just a bit hard to get.

Kos climate

Kos enjoys a warm, sunny Mediterranean climate with long, hot summers and short, but rainy winters. Temperatures typically hover around 25 C (77 F) June through September, and these are the warmest months in Kos. December through March usually feature temperatures between 11 C (53 F) to 13 C (55 F) and are the coolest months on the island.

Getting around Kos

Public transportation, taxis, cars, motorbikes and bikes are all feasible modes of transportation on the island. Buses and trains also run to and from various villages on the island. Ferries run between Kos and Turkey, and some of the other Dodecanese islands. Kos Island International Airport is located in the village of Antimachia, 22 km (13 miles) southwest of Kos Town.

What is good to know if travelling to Kos?

  • Kos features some amazing beaches, including those in Marmari and Tigaki, both with 10 km (6 miles) of white-sand beaches. Kardamena, Kefalos, Mastichari, Lambi beach and Psalidi are worth a visit, too.
  • Therma (Greek for ‘hot’) is located 8 km (5 miles) from Kos Town centre. Bathing in the hot waters – a natural whirlpool – is a relaxing experience.
  • The Church of St. John the Baptist (Epta Bemata) dates from about the sixth century.
  • Asklepeio was, in ancient times, a sanatorium and temple dedicated to the god Aesculapius, son of Apollo. It features four levels of superb Greek architecture.
  • Excursions to neighbouring islands such as Pserimos are popular and plentiful. There are also a number of daily sea crossings to nearby Turkey.

Kos airport overview

Kos Island International Airport, affectionately referred to as Hippocrates Airport, is 22km (13 miles) south-west of the town of Kos. Built in the 1960s, the tiny terminal building serves almost two million travellers per annum, and is particularly popular during summer. It’s rated as the sixth-busiest airport in Greece.

Whether you’re staying on Kos or planning on doing some island hopping, there are plenty of airlines offering flights – scheduled and charter – to Kos Island International Airport. The list of carriers reads like a Who’s Who of the tourist industry with Air Berlin, Austrian Airlines, Jet2, easyJet, Ryanair, Thomas Cook Airlines, Thomson Airways and TUI flying there.

The airport has something of a reputation for being disorganised and outdated – long queues and travellers sleeping on tiled floors are regular sights at Kos Island International.

  • When is the best time to fly to Kos?

    In general, sunny weather lasts from May to October in Kos, while rain and lower temperatures settle in from November through March or April. Peak season: July and August are peak season in Kos and crowds (particularly beach-goers) will likely be plentiful during this time. These months are generally the hottest, most humid and the busiest. Off season: The off season typically runs from November to March, when the weather is cooler and can be wet. May, September and October are good months for a getaway to Kos as the weather is still fairly nice, but crowds are fewer.

  • What airport do you fly into for flights to Kos?

    If you book a flight to Kos, you will be flying into Kos, which is the city’s only airport. Kos (KGS) is located 12.8 mi from the center of Kos.

  • Can I find cheaper flights to Kos if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Kos on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Kos?

    Based on reviews from Cheapflights users, easyJet is rated the highest out of the airlines that fly to Kos.

  • What is the cheapest airport to fly to in Kos?

    Kos is currently the cheapest airport to fly to in Kos. One-way flights to Kos typically cost £56, while return flights cost around £62.

  • How much is a return flight to Kos?

    A return flight to Kos will typically cost around £298, however they can be found for as little as £78.

  • Where does the fastest flight to Kos depart from?

    For those looking to save time traveling to Kos, London offers the quickest one-way flight (3 hours 45 minutes).

  • Does Kos have car hire?

    Yes. Those touching down at Kos can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Kos?

    Yes. Kos has hotels nearby for those requiring accommodations. Neochori House is the closest property to Kos (0.0 mi away from Kos).

See more FAQs

Travelling to a place near Kos?

Book flights to Kos if you plan to visit one of these locations
Kardamena
Marmari

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Certainly. Search results for flights to Kos shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Yes, Cheapflights offers price alerts on Kos flights so you can book your flight when prices are ideal. Enable price alerts by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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