£53+ 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 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
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 4 July 2025.
Find flight deals to Kos
Cheapest flights to KosExplore the most affordable flight options available to Kos. Find the lowest fares based on data from user searches, with prices last updated on 4 July 2025.
Explore the most affordable flight options available to Kos. Find the lowest fares based on data from user searches, with prices last updated on 4 July 2025.
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 4 July 2025.
Use the filters below to find and compare flights to Kos that are best for you.
Fly from
Route
Depart
Return
Price
LondonKos
LGW - KGS
LGWKGS
London Gatwick
Sat 18/10
20:20-11:05
1 stop12h 45m
Kos
Thu 23/10
12:15-19:40
1 stop9h 25m
LondonKos
LGW - KGS
LGWKGS
London Gatwick
Thu 18/9
15:10-21:10
Nonstop4h 00m
Kos
Sun 21/9
00:45-02:55
Nonstop4h 10m
LondonKos
STN - KGS
STNKGS
London Stansted
Sat 18/10
11:50-11:05
2 stops21h 15m
Kos
Thu 23/10
10:20-23:10
1 stop14h 50m
LondonKos
LHR - KGS
LHRKGS
London Heathrow
Thu 17/7
07:30-18:40
1 stop9h 10m
Kos
Mon 21/7
12:40-17:05
1 stop6h 25m
LondonKos
LHR - KGS
LHRKGS
London Heathrow
Fri 3/10
19:30-17:55
1 stop20h 25m
Kos
Fri 10/10
21:35-21:40
1 stop26h 05m
LondonKos
STN - KGS
STNKGS
London Stansted
Sun 7/9
08:30-21:00
1 stop10h 30m
Kos
Thu 11/9
22:35-08:20
1 stop11h 45m
LondonKos
LHR - KGS
LHRKGS
London Heathrow
Thu 11/9
10:30-18:40
1 stop6h 10m
Kos
Tue 16/9
20:30-07:55
1 stop13h 25m
LondonKos
LHR - KGS
LHRKGS
London Heathrow
Sun 14/9
06:00-14:30
1 stop6h 30m
Kos
Wed 24/9
20:40-07:55
1 stop13h 15m
LondonKos
LCY - KGS
LCYKGS
London City
Thu 11/9
08:45-18:40
1 stop7h 55m
Kos
Tue 16/9
20:30-08:50
1 stop14h 20m
LondonKos
LHR - KGS
LHRKGS
London Heathrow
Mon 15/9
19:00-10:45
1 stop13h 45m
Kos
Mon 22/9
18:10-15:30
1 stop23h 20m
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.
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 27 June 2025.
To ensure you get the cheapest price possible for a flight to Kos, you should look to book at least 23 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 9 hours 6 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 Saturday at midday, 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 TUI Airways.
What are the cheapest airlines that fly to Kos?
The cheapest airlines flying from London to Kos are Ryanair, easyJet 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 4 July 2025.
Read reviews from past customers who have flown Jet2, Aegean Airlines, andAustrian Airlines to Greece. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Crew
Boarding
Food
Overall
Entertainment
Reviews
Anonymous,Mar 2025
GVA - LBA
Comfort
Crew
Boarding
Food
Overall
Entertainment
Reviews
Anonymous,Mar 2025
GVA - LBA
Comfort
Crew
Boarding
Food
Overall
Entertainment
Reviews
Anonymous,Mar 2025
GVA - LBA
Comfort
Crew
Boarding
Food
Overall
Entertainment
Reviews
Anonymous,Mar 2025
GVA - LBA
Comfort
Crew
Boarding
Food
Overall
Entertainment
Reviews
Anonymous,Mar 2025
GVA - LBA
Comfort
Crew
Boarding
Food
Overall
Entertainment
Reviews
Anonymous,Mar 2025
GVA - LBA
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.
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