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£25+ Cheap flights to Kos

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
— KGS
18 Mar — 25 Mar1
1 adult
1 adult, Economy, 0 bags

Flights to Kos in 2026

Enter your travel dates to find the best prices.

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 16 February 2026.

Wed 22/408:35
STN
-
KGS
Nonstop3h 50m
Ryanair
Wed 29/415:00
KGS
-
STN
Nonstop4h 10m
Ryanair
Deal found 13/2£48
Wed 22/408:35
STN
-
KGS
Nonstop3h 50m
Ryanair
Sun 3/522:10
KGS
-
STN
Nonstop4h 10m
Ryanair
Deal found 13/2£53
Sun 19/412:20
LGW
-
KGS
Nonstop4h 05m
easyJet
Sun 26/419:15
KGS
-
LGW
Nonstop4h 15m
easyJet
Deal found 12/2£66
Sun 19/412:20
LGW
-
KGS
Nonstop4h 05m
easyJet
Wed 29/414:55
KGS
-
LGW
Nonstop4h 15m
easyJet
Deal found 12/2£74
Wed 22/408:35
STN
-
KGS
Nonstop3h 50m
Ryanair
Fri 1/522:25
KGS
-
STN
1 stop24h 55m
Ryanair
Deal found 13/2£77
Sun 19/415:55
STN
-
KGS
Nonstop3h 50m
Ryanair
Fri 1/522:25
KGS
-
STN
1 stop24h 55m
Ryanair
Deal found 12/2£78
Sun 26/415:55
STN
-
KGS
Nonstop3h 50m
Ryanair
Wed 29/415:00
KGS
-
STN
Nonstop4h 10m
Ryanair
Deal found 13/2£78
Sun 26/415:55
STN
-
KGS
Nonstop3h 50m
Ryanair
Sun 3/522:10
KGS
-
STN
Nonstop4h 10m
Ryanair
Deal found 14/2£82
Wed 22/408:05
LGW
-
KGS
Nonstop4h 00m
easyJet
Sun 26/419:15
KGS
-
LGW
Nonstop4h 15m
easyJet
Deal found 12/2£87
Sun 19/412:20
LGW
-
KGS
Nonstop4h 05m
easyJet
Thu 30/422:05
KGS
-
LGW
Nonstop4h 15m
easyJet
Deal found 12/2£89
Wed 22/408:05
LGW
-
KGS
Nonstop4h 00m
easyJet
Wed 29/414:55
KGS
-
LGW
Nonstop4h 15m
easyJet
Deal found 13/2£94
Wed 22/408:05
LGW
-
KGS
Nonstop4h 00m
easyJet
Sun 3/519:15
KGS
-
LGW
Nonstop4h 15m
easyJet
Deal found 13/2£98

Find flight deals to Kos

Find the latest flights to Kos in 2026, 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 16 February 2026.

Return from

£48

One-way from

£25

Popular in

August

Cheapest in

April

Average price

£215

Good round-trip deal

£142 or less

Good one-way deal

£86 or less
Ryanair
  • Ryanair
  • 22/4-29/4
  • Nonstop
  • 8h 00m total
  • London to Kos
Search Deals
Ryanair
  • Ryanair
  • 12/4
  • Nonstop
  • 3h 50m total
  • London to Kos
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£30 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for return flights in February 2026
Search Deals
Price to beat on a round-trip flight from London to Kos.
Search Deals
Price to beat on a one-way flight from London to Kos.
Search Deals

Cheapflights Fare Finder

 
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 16 February 2026.
Use the filters below to find and compare flights to Kos that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonKos

STN - KGS

STNKGS

London Stansted

Sun 19/4

15:55-21:45

Nonstop3h 50m

Kos

Sun 26/4

22:10-00:20

Nonstop4h 10m

£48

LondonKos

STN - KGS

STNKGS

London Stansted

Sun 19/4

15:55-21:45

Nonstop3h 50m

Kos

Wed 29/4

15:00-17:10

Nonstop4h 10m

£48

LondonKos

STN - KGS

STNKGS

London Stansted

Wed 22/4

08:35-14:25

Nonstop3h 50m

Kos

Sun 3/5

22:10-00:20

Nonstop4h 10m

£53

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Sun 19/4

12:20-18:25

Nonstop4h 05m

Kos

Sun 26/4

19:15-21:30

Nonstop4h 15m

£66

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Sun 19/4

12:20-18:25

Nonstop4h 05m

Kos

Wed 29/4

14:55-17:10

Nonstop4h 15m

£74

LondonKos

STN - KGS

STNKGS

London Stansted

Sun 26/4

15:55-21:45

Nonstop3h 50m

Kos

Wed 29/4

15:00-17:10

Nonstop4h 10m

£77

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Wed 22/4

08:05-14:05

Nonstop4h 00m

Kos

Sun 26/4

19:15-21:30

Nonstop4h 15m

£87

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Wed 22/4

08:05-14:05

Nonstop4h 00m

Kos

Wed 29/4

14:55-17:10

Nonstop4h 15m

£94

LondonKos

LGW - KGS

LGWKGS

London Gatwick

Wed 22/4

08:05-14:05

Nonstop4h 00m

Kos

Sun 3/5

19:15-21:30

Nonstop4h 15m

£98

LondonKos

STN - KGS

STNKGS

London Stansted

Wed 22/4

08:35-14:25

Nonstop3h 50m

Kos

Mon 27/4

22:25-08:45

1 stop12h 20m

£101

Flights are sorted by cheapest return flights first.

Deals found on 11/2

Showing 1-10 of 60 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.

Cheapflights Insights

Everything you need to know about your flight to Kos

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 13 February 2026.

To ensure you get the cheapest price possible for a flight to Kos, you should look to book at least 9 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 5 hours 55 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.

What are the most popular airlines that fly to Kos?

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

easyJet
easyJet
From £55
TUI Airways
TUI Airways
From £100
Jet2
Jet2
From £55
British Airways
British Airways
From £100

What are the cheapest airlines that fly to Kos?

The cheapest airlines flying from London to Kos are Ryanair, easyJet and British 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 16 February 2026.
Read reviews from past customers who have flown Jet2, Ryanair, andeasyJet to Greece. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Jet2
8.2
Very Good
182 reviews
Check prices

Boarding

8.1

Overall

8.2

Crew

8.7

Entertainment

6.2

Food

7.2

Comfort

7.7

Reviews

1 / 18
10.0
Excellent

Irene,Feb 2026

ALC - EMA

I always fly with Jet 2...I have never had a bad flight with them. From arriving at the airport, to the checking in has been trouble free. My last flight I booked my seat, I dont normally if im travelling on my own, the plane was full so im pleased I did. The flight was smooth on take off and landing.
Jet2
8.2
Very Good
182 reviews
Jet2
8.2
Very Good
182 reviews
Check prices

Boarding

8.1

Overall

8.2

Crew

8.7

Entertainment

6.2

Food

7.2

Comfort

7.7

Reviews

1 / 18
10.0
Excellent

Irene,Feb 2026

ALC - EMA

I always fly with Jet 2...I have never had a bad flight with them. From arriving at the airport, to the checking in has been trouble free. My last flight I booked my seat, I dont normally if im travelling on my own, the plane was full so im pleased I did. The flight was smooth on take off and landing.
Ryanair
6.9
Okay
5,272 reviews
Jet2
8.2
Very Good
182 reviews
Check prices

Boarding

8.1

Overall

8.2

Crew

8.7

Entertainment

6.2

Food

7.2

Comfort

7.7

Reviews

1 / 18
10.0
Excellent

Irene,Feb 2026

ALC - EMA

I always fly with Jet 2...I have never had a bad flight with them. From arriving at the airport, to the checking in has been trouble free. My last flight I booked my seat, I dont normally if im travelling on my own, the plane was full so im pleased I did. The flight was smooth on take off and landing.
easyJet
6.9
Okay
1,873 reviews
Jet2
8.2
Very Good
182 reviews
Check prices

Boarding

8.1

Overall

8.2

Crew

8.7

Entertainment

6.2

Food

7.2

Comfort

7.7

Reviews

1 / 18
10.0
Excellent

Irene,Feb 2026

ALC - EMA

I always fly with Jet 2...I have never had a bad flight with them. From arriving at the airport, to the checking in has been trouble free. My last flight I booked my seat, I dont normally if im travelling on my own, the plane was full so im pleased I did. The flight was smooth on take off and landing.
British Airways
6.7
Okay
7,750 reviews
Jet2
8.2
Very Good
182 reviews
Check prices

Boarding

8.1

Overall

8.2

Crew

8.7

Entertainment

6.2

Food

7.2

Comfort

7.7

Reviews

1 / 18
10.0
Excellent

Irene,Feb 2026

ALC - EMA

I always fly with Jet 2...I have never had a bad flight with them. From arriving at the airport, to the checking in has been trouble free. My last flight I booked my seat, I dont normally if im travelling on my own, the plane was full so im pleased I did. The flight was smooth on take off and landing.

FAQs about flying to Kos

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, Ryanair 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 £28, while return flights cost around £51.

  • How much is a return flight to Kos?

    A return flight to Kos will typically cost around £267, however they can be found for as little as £51.

  • 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. Airvista Apartments 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
Marmari
Kardamena

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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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