Cheap Flights from Warsaw to Kos

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Flight deals from Warsaw to Kos

Looking for a cheap last-minute deal or the best return flight from Warsaw to Kos? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Warsaw to Kos

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Warsaw to Kos flights are currently cheapest in October.

Direct flights from Warsaw to Kos

Warsaw to Kos: Flight information

The things to know before you go.
Cheapest flight foundR 1,651
Cheapest month to flyOctober
Average flight time2 hrs, 45 mins
Most popular airlineSmartwings Poland
Average flights per week4

Finding cheap flights from Warsaw to Kos: Frequently asked questions

The best price we found for a return flight from Warsaw to Kos is R 3,432. 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 45 minutes is the average flight time from Warsaw to Kos.
Smartwings Poland flies direct from Warsaw to Kos.
As of April 2025, there are 4 flights per week flying from Warsaw to Kos.
The cheapest month to fly from Warsaw to Kos is usually April 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Warsaw to Kos Airport on Saturday, 10 May 2025.
Yes – the average flight time is 2 hours and 45 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.
The cheapest airline that flies to Kos is Austrian Airlines .

Flying from Warsaw to Kos Airport (KGS): what you need to know

  • Greece is 1 hour ahead of Warsaw. Kos Airport is located in Greece, which operates on the UTC+2 timezone.

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

  • Show up at the airport even earlier during popular months like July. Aim for two hours before a domestic departure and up to four hours for international journeys. After checking in, you can use any extra time to relax or grab something to eat.

Airports in Warsaw

Frederic Chopin Airport (WAW)

Warsaw-Modlin Airport (WMI)

  • Maximise your holiday with a stopover on your flight from Warsaw to Kos Airport. Visit family or friends or tick a new city off your bucket list. Whatever your plans, check out these stops between Warsaw-Modlin Airport and KGS:

    • Eleftherios Venizelos International Airport (ATH)

    • Orio al Serio International Airport (BGY)

    • Rhodes Airport (RHO)

  • On public transport, you can travel from central Warsaw to WMI in around 1 hour and 1 minute. The terminal is roughly 40 kilometres away, and making the trip by car takes approximately 50 minutes.

  • Want to enjoy an extra night away before catching your flight from Warsaw to KGS? Check in to a hotel near Warsaw-Modlin Airport before your adventure officially starts. These stays are calling your name:

About Kos Airport (KGS)

Getting from Kos Airport (KGS) to central Greece

  • Kos Airport to central Greece is roughly 434 kilometres. If you're getting a cab or renting a car, do a little research to make your trip as smooth as possible. Journey times may change based on the time of day and traffic conditions.

How to find the cheapest flights from Warsaw to Kos Airport (KGS)

  • R 1,614 is the lowest price we've found for a one-way ticket from Warsaw to Kos Airport. Return flights start from R 3,432. Prices are subject to change based on availability and may vary at the time of booking.

  • To score cheap tickets from Warsaw to KGS, book early. Airlines usually offer lower fares when flights are first released.

  • If you're flexible with your travel dates, check out the 'Whole month' tool. It'll give you the cheapest price across every month when searching for your ticket from Warsaw to Kos Airport.

  • Log into your online account or use the app to set up a Price Alert. We'll notify you right away if there's a better deal on this route. It's easy to do, and it'll save you the hassle of looking for a cheap ticket from Warsaw to KGS every day.

  • Use the filters to tailor your flights from Warsaw to Kos Airport. Pick your ideal arrival and departure times, airlines and number of stops. You can also sort your results by 'Cheapest' to see the best deals.

The best time to fly from Warsaw to Kos Airport (KGS)

  • February is the quietest time to fly to Greece. Alternatively, follow the crowds and get away in August. This is the busiest month for flights from Warsaw to Kos Airport, but the best time to go is up to you.

  • The warmest month in Greece is July, with temperatures ranging between 22ºC and 33ºC. Lock in your flights from Warsaw to KGS in this month if you enjoy this type of weather.

  • January sees average temperatures of between 2ºC and 13ºC. Look for cheap flights from Warsaw to Kos Airport sometime then if you want to travel when it's cooler.

More about Greece

  • Start your Greece trip right by choosing the perfect place to stay. As soon as you've booked your flight from Warsaw to Kos Airport, check out our range of accommodation options including:

  • Every great holiday has to include some sightseeing. Agios Panteleimonas, Κύμα - Kyma - The wave and Τρείς μώλοι / Three piers beach are must-do's during your Greece adventure.

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