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Cheap Flights to Kos Airport (KGS)

Travellers and cabin class

Compare Kos Airport flights across hundreds of providers

Find the cheapest month or even day of the year to fly

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Flight deals to Kos

Looking for a cheap last-minute deal or the best return flight to Kos? Find the lowest prices on one-way and return tickets right here.
Kos.122 € per passenger.Departing Sat, 7 Jun, returning Tue, 10 Jun.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Dublin on Sat, 7 Jun, arriving in Kos.Inbound indirect flight with Ryanair, departs from Kos on Tue, 10 Jun, arriving in Dublin.Price includes taxes and charges.From 122 €, select.
Kos.141 € per passenger.Departing Sat, 7 Jun, returning Tue, 10 Jun.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Dublin on Sat, 7 Jun, arriving in Kos.Inbound direct flight with Ryanair departs from Kos on Tue, 10 Jun, arriving in Dublin.Price includes taxes and charges.From 141 €, select.
Kos.145 € per passenger.Departing Tue, 27 May, returning Tue, 3 Jun.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Dublin on Tue, 27 May, arriving in Kos.Inbound indirect flight with Ryanair, departs from Kos on Tue, 3 Jun, arriving in Dublin.Price includes taxes and charges.From 145 €, select.
Kos.162 € per passenger.Departing Wed, 21 May, returning Mon, 26 May.Return flight with SWISS.Outbound indirect flight with SWISS, departs from Dublin on Wed, 21 May, arriving in Kos.Inbound indirect flight with SWISS, departs from Kos on Mon, 26 May, arriving in Dublin.Price includes taxes and charges.From 162 €, select.
Kos.164 € per passenger.Departing Tue, 24 Jun, returning Tue, 8 Jul.Return flight with Ryanair and easyJet.Outbound indirect flight with Ryanair, departs from Dublin on Tue, 24 Jun, arriving in Kos.Inbound indirect flight with easyJet, departs from Kos on Tue, 8 Jul, arriving in Dublin.Price includes taxes and charges.From 164 €, select.
Kos.169 € per passenger.Departing Tue, 14 Oct, returning Tue, 21 Oct.Return flight with Ryanair.Outbound indirect flight with Ryanair, departs from Dublin on Tue, 14 Oct, arriving in Kos.Inbound indirect flight with Ryanair, departs from Kos on Tue, 21 Oct, arriving in Dublin.Price includes taxes and charges.From 169 €, select.
Kos.169 € per passenger.Departing Tue, 9 Sep, returning Tue, 16 Sep.Return flight with SWISS.Outbound indirect flight with SWISS, departs from Dublin on Tue, 9 Sep, arriving in Kos.Inbound indirect flight with SWISS, departs from Kos on Tue, 16 Sep, arriving in Dublin.Price includes taxes and charges.From 169 €, select.
Kos.173 € per passenger.Departing Sat, 23 Aug, returning Sat, 6 Sep.Return flight with Ryanair.Outbound direct flight with Ryanair departs from Dublin on Sat, 23 Aug, arriving in Kos.Inbound direct flight with Ryanair departs from Kos on Sat, 6 Sep, arriving in Dublin.Price includes taxes and charges.From 173 €, select.

Find the cheapest time to fly to Kos

Flexible on travel dates? Find the cheapest month – or even day – to fly to Kos.
May
from 162 €
Jun
from 122 €
Jul
from 196 €
Aug
from 186 €
Sep
from 169 €
Oct
from 169 €
Nov
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Dec
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Jan
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Feb
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Mar
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Apr
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Direct flights to Kos

Frequently asked questions

The average flight time to Kos is 4 hours and 28 minutes. We've calculated this based on journeys from Dublin.
Currently, Ryanair is the only airline that flies direct to Kos.
The cheapest month to fly to Kos is usually June.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Kos but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
Yes – the average flight time is 4 hours and 28 minutes.
The best price we found for a return flight to Kos is 122 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
After crunching the numbers on our flight calendar, we found that the cheapest date to fly to Kos Airport is Saturday, 7 June 2025.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Kos is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Ryanair offers the cheapest flight tickets to Kos.

Flying to Kos

The things to know before you go.
Cheapest flight found122 €
Cheapest month to flyJune
Average flight time4 hrs, 28 mins
Most popular airlineRyanair
Average flights per week2

Discover Kos

How to find cheap flights to Kos airport (KGS) in 2025

Looking for cheap tickets to Kos airport? Return tickets to Kos start from 122 € and one-way flights to Kos start from 44 €.

Here are a few tips on how to score the best price and make your journey as smooth as possible

  • Simply hit 'search'. We've compared plane tickets from all major online travel agents and airlines flying to Kos airport to find the cheapest flights. And with us there are no hidden charges - what you see is what you pay.
  • Look for direct flights. Only interested in direct flights to Kos airport? Make sure to tick 'Direct flights only' when performing a search. If there are direct KGS flights available, these will appear in the results. Airlines that fly direct to Kos: Ryanair
  • Depart from Ireland. Look out for flights from Ireland, this is the cheapest location to depart from when flying to Kos airport.
  • Compare flight deals to Kos airport from over 1,000 providers. Then choose the cheapest or fastest plane tickets. Flight tickets to Kos start from 44 € one-way.
  • Flex your dates to secure the best fare for your Kos airport flight. If your travel dates are flexible, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Kos airport from your chosen departure location.
  • Set up a Price Alert. You can easily track the price of your flights to Kos airport by creating an alert. Whenever prices go down or up, you'll get a push notification or e-mail to help you get the best flight deal.
  • Find the cheapest Business class flights to Kos airport. We scour the internet for the best Business, Premium Economy and First Class flight fares to Kos, too. Check the difference in price as you search – you might just chance upon a last-minute low fare.
  • Include nearby airports in your search. Widen your search for Kos airport flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.
  • Search for cheap flights regardless of where you are. To get the best flight booking experience when out and about, download the app and search for plane tickets to Kos airport whenever you want.

Compare Kos airport plane tickets with other destinations using the everywhere search

Not entirely set on flying to Kos airport yet? You can easily browse other destinations by searching flights to 'Everywhere' - this will allow you to find the cheapest place to travel from your departure location.

Combine your cheap flight to Kos airport with hotels and car hire

Once you've secured your ticket to Kos airport, discover the best prices and exclusive rates for hotels in, or close to, Kos airport. You can also compare hundreds of car hire companies in one go so that you get the best car hire deals for your trip.


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Plan your trip to Kos

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.