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Cheap flights from Prague to Kos

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Flight deals from Prague to Kos

Looking for a cheap last-minute deal or the best round-trip flight from Prague to Kos? Find the lowest prices on one-way and round-trip tickets right here.
Kos.C$266 per passenger.Departing Sat, Jun 14, returning Tue, Jun 24.Round-trip flight with Ryanair and easyJet.Outbound indirect flight with Ryanair, departing from Prague on Sat, Jun 14, arriving in Kos.Inbound indirect flight with easyJet, departing from Kos on Tue, Jun 24, arriving in Prague.Price includes taxes and charges.From C$266, select.
Kos.C$280 per passenger.Departing Wed, Jul 16, returning Wed, Jul 23.Round-trip flight with easyJet.Outbound indirect flight with easyJet, departing from Prague on Wed, Jul 16, arriving in Kos.Inbound indirect flight with easyJet, departing from Kos on Wed, Jul 23, arriving in Prague.Price includes taxes and charges.From C$280, select.
Kos.C$294 per passenger.Departing Sat, May 17, returning Mon, May 26.Round-trip flight with Lufthansa and SWISS.Outbound indirect flight with Lufthansa, departing from Prague on Sat, May 17, arriving in Kos.Inbound indirect flight with SWISS, departing from Kos on Mon, May 26, arriving in Prague.Price includes taxes and charges.From C$294, select.
Kos.C$301 per passenger.Departing Tue, Jun 24, returning Wed, Jul 2.Round-trip flight with Ryanair.Outbound indirect flight with Ryanair, departing from Prague on Tue, Jun 24, arriving in Kos.Inbound indirect flight with Ryanair, departing from Kos on Wed, Jul 2, arriving in Prague.Price includes taxes and charges.From C$301, select.
Kos.C$306 per passenger.Departing Sat, May 10, returning Fri, Jun 6.Round-trip flight with SWISS.Outbound indirect flight with SWISS, departing from Prague on Sat, May 10, arriving in Kos.Inbound indirect flight with SWISS, departing from Kos on Fri, Jun 6, arriving in Prague.Price includes taxes and charges.From C$306, select.
Kos.C$308 per passenger.Departing Wed, Sep 24, returning Thu, Oct 2.Round-trip flight with Ryanair.Outbound indirect flight with Ryanair, departing from Prague on Wed, Sep 24, arriving in Kos.Inbound indirect flight with Ryanair, departing from Kos on Thu, Oct 2, arriving in Prague.Price includes taxes and charges.From C$308, select.
Kos.C$321 per passenger.Departing Wed, Oct 22, returning Thu, Oct 30.Round-trip flight with SKY express and Aegean Airlines.Outbound indirect flight with SKY express, departing from Prague on Wed, Oct 22, arriving in Kos.Inbound indirect flight with Aegean Airlines, departing from Kos on Thu, Oct 30, arriving in Prague.Price includes taxes and charges.From C$321, select.
Kos.C$338 per passenger.Departing Sat, May 10, returning Sun, May 18.Round-trip flight with Smart Wings.Outbound direct flight with Smart Wings departing from Prague on Sat, May 10, arriving in Kos.Inbound direct flight with Smart Wings departing from Kos on Sun, May 18, arriving in Prague.Price includes taxes and charges.From C$338, select.

When is the cheapest time to fly from Prague to Kos?

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Prague to Kos flights are currently cheapest in June.
Apr
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May
from C$294
Jun
from C$266
Jul
from C$280
Aug
from C$363
Sep
from C$339
Oct
from C$321
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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Direct flights from Prague to Kos

Prague to Kos: Flight information

The things to know before you go.
Cheapest flight foundC$266
Cheapest month to flyJune
Average flight time2 hrs, 47 mins
Most popular airlineSmart Wings
Average flights per week12

Finding cheap flights from Prague to Kos: Frequently asked questions

The best price we found for a round-trip flight from Prague to Kos is C$266. 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.
2 hours and 47 minutes is the average flight time from Prague to Kos.
Smart Wings flies direct from Prague to Kos.
There are 12 flights per week flying from Prague to Kos, as of April 2025.
The cheapest month to fly from Prague to Kos is usually April 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Prague Airport to Kos Airport on Saturday, June 14, 2025.
Yes – the average flight time is 2 hours and 47 minutes.
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.
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 and Smart Wings offer the cheapest flight tickets to Kos.

Flying from Vaclav Havel Airport Prague (PRG) to Kos Airport (KGS): what you need to know

  • The average duration of a direct flight from Vaclav Havel Airport Prague to Kos Airport is 2 hours 45 minutes.

  • Flights from PRG to KGS start at 04:50 — the earliest with SmartWings. The last departure is at 19:20 with SmartWings. Overall, you can choose from four weekly Vaclav Havel Airport Prague to Kos Airport flights.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for stress-free travel. Show up at the airport on time to catch your PRG to KGS flight.

  • Travelling during a peak period like school or public holidays? Expect longer lines at security and check-in. Give yourself extra leeway and arrive up to four hours before international flights and two hours ahead of domestic departures.

  • SmartWings is the most frequently booked airline on this route.

  • Consider adding a stopover when booking your ticket from Vaclav Havel Airport Prague to Kos Airport. Just uncheck 'Direct flights only' to break up your trip, or visit a new city along the way. Here are some options between PRG and KGS:

    • Vienna International Airport

    • Naples International Airport

    • Frankfurt Airport

How to find the cheapest flights from Vaclav Havel Airport Prague (PRG) to Kos Airport (KGS)

  • Right now, C$111 is the lowest price we've seen for a one-way Vaclav Havel Airport Prague to Kos Airport flight. The best price for a return plane ticket is C$266. Bear in mind that fares could change due to availability when booking.

  • Score cheap tickets from PRG to KGS by booking 11 months ahead. Based on our research, that's the sweet spot for picking up a bargain.

  • Organize your trip for October. That's the cheapest month for flights from Vaclav Havel Airport Prague to Kos Airport. If your travel dates are flexible, use the 'Whole month' tool to see the cheapest airfare across each month.

  • Save time looking for cheap flights from PRG to KGS by setting up a Price Alert. You'll get an email or push notification on the app when a lower fare pops up.

  • Select your ideal arrival and departure times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Vaclav Havel Airport Prague to Kos Airport.

Handy information about Vaclav Havel Airport Prague (PRG)

  • 69.89% of flights that take off from Vaclav Havel Airport Prague reach their destination on time.

  • Central Prague to Vaclav Havel Airport Prague is around 18 kilometres. Depending on traffic, it'll take about 30 minutes to get there if you're driving, ride-sharing or catching a cab.

  • You can expect a journey time of about 50 minutes when using public transport.

  • Get your vacation off to a hassle-free start by staying near PRG. Whether you're boarding an early flight from Vaclav Havel Airport Prague to Kos Airport or just don't like being rushed, these stays are the answer:

Arriving at Kos Airport (KGS)

  • To get the lowest price, book your vehicle from Kos Airport about three weeks before you travel.

Plan the rest of your trip from Prague to Kos

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