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Cheap flights from Rotterdam to Kos

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Compare Rotterdam to Kos flight deals

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

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Flight deals from Rotterdam to Kos

Looking for a cheap last-minute deal or the best round-trip flight from Rotterdam to Kos? Find the lowest prices on one-way and round-trip tickets right here.
Kos.C$256 per passenger.Departing Mon, Jun 23, returning Fri, Jun 27.Round-trip flight with transavia.Outbound direct flight with transavia departing from Rotterdam on Mon, Jun 23, arriving in Kos.Inbound direct flight with transavia departing from Kos on Fri, Jun 27, arriving in Rotterdam.Price includes taxes and charges.From C$256, select.
Kos.C$265 per passenger.Departing Mon, Jun 23, returning Mon, Jul 7.Round-trip flight with transavia.Outbound direct flight with transavia departing from Rotterdam on Mon, Jun 23, arriving in Kos.Inbound direct flight with transavia departing from Kos on Mon, Jul 7, arriving in Rotterdam.Price includes taxes and charges.From C$265, select.
Kos.C$286 per passenger.Departing Fri, Jul 4, returning Fri, Jul 18.Round-trip flight with transavia.Outbound direct flight with transavia departing from Rotterdam on Fri, Jul 4, arriving in Kos.Inbound direct flight with transavia departing from Kos on Fri, Jul 18, arriving in Rotterdam.Price includes taxes and charges.From C$286, select.
Kos.C$336 per passenger.Departing Fri, Aug 29, returning Fri, Sep 5.Round-trip flight with transavia.Outbound direct flight with transavia departing from Rotterdam on Fri, Aug 29, arriving in Kos.Inbound direct flight with transavia departing from Kos on Fri, Sep 5, arriving in Rotterdam.Price includes taxes and charges.From C$336, select.
Kos.C$344 per passenger.Departing Mon, Sep 29, returning Thu, Oct 9.Round-trip flight with transavia and Ryanair.Outbound indirect flight with transavia, departing from Rotterdam on Mon, Sep 29, arriving in Kos.Inbound indirect flight with Ryanair, departing from Kos on Thu, Oct 9, arriving in Rotterdam.Price includes taxes and charges.From C$344, select.
Kos.C$364 per passenger.Departing Mon, Aug 18, returning Fri, Aug 29.Round-trip flight with transavia.Outbound direct flight with transavia departing from Rotterdam on Mon, Aug 18, arriving in Kos.Inbound direct flight with transavia departing from Kos on Fri, Aug 29, arriving in Rotterdam.Price includes taxes and charges.From C$364, select.
Kos.C$378 per passenger.Departing Fri, Sep 19, returning Thu, Sep 25.Round-trip flight with transavia and Ryanair.Outbound indirect flight with transavia, departing from Rotterdam on Fri, Sep 19, arriving in Kos.Inbound indirect flight with Ryanair, departing from Kos on Thu, Sep 25, arriving in Rotterdam.Price includes taxes and charges.From C$378, select.
Kos.C$446 per passenger.Departing Mon, Sep 1, returning Mon, Sep 15.Round-trip flight with transavia.Outbound direct flight with transavia departing from Rotterdam on Mon, Sep 1, arriving in Kos.Inbound direct flight with transavia departing from Kos on Mon, Sep 15, arriving in Rotterdam.Price includes taxes and charges.From C$446, select.

The cheapest month to fly from Rotterdam Airport to Kos Airport

We’re always keeping an eye on fares, to help you find the lowest one in seconds. Check out the Rotterdam Airport to Kos Airport flight prices forecast over the next 12 months.
Jun
from C$256
Jul
from C$286
Aug
from C$364
Sep
from C$378
Oct
from C$446
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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May
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Cheapest month:June
Most expensive month:October

Direct flights from Rotterdam to Kos

Rotterdam to Kos: Flight information

The things to know before you go.
Cheapest flight foundC$256
Cheapest month to flyJune
Average flight time3 hrs, 42 mins
Most popular airlineTuifly.be
Average flights per week4

Finding cheap flights from Rotterdam to Kos: Frequently asked questions

The best price we found for a round-trip flight from Rotterdam to Kos is C$256. 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.
3 hours and 42 minutes is the average flight time from Rotterdam to Kos.
Tuifly.be, Fly2Sky and transavia fly direct from Rotterdam to Kos.
There are 7 flights per week flying from Rotterdam to Kos, as of June 2025.
The cheapest month to fly from Rotterdam to Kos is usually June 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Rotterdam Airport to Kos Airport on Monday, June 23, 2025.
Yes – the average flight time is 3 hours and 42 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, transavia offers the cheapest flight tickets to Kos.

Flying from Rotterdam The Hague Airport (RTM) to Kos Airport (KGS): what you need to know

  • The average length of a direct flight from Rotterdam The Hague Airport to Kos Airport is 3 hours 35 minutes.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This will give you enough time to board your RTM to KGS flight.

  • Planning to travel during a peak time like school or public holidays? Expect longer queues at check-in and security. To play it safe, arrive up to four hours before international flights and two hours before domestic departures.

  • The airline that passengers book most often on this route is Transavia.

  • If you'd like to break up your flight, just deselect 'Direct flights only' when searching for your ticket from Rotterdam The Hague Airport to Kos Airport. These are the most popular stopovers between RTM and KGS:

    • Orio al Serio International Airport

    • Leonardo da Vinci-Fiumicino Airport

    • Brussels Airport

How to find the cheapest flights from Rotterdam The Hague Airport (RTM) to Kos Airport (KGS)

  • C$124 is currently the lowest price for a one-way Rotterdam The Hague Airport to Kos Airport flight. A return flight starts from C$256. These prices may change depending on availability and demand.

  • To score cheap tickets from RTM to KGS, book your journey eight months before your departure.

  • The cheapest month for flights from Rotterdam The Hague Airport to Kos Airport is July. Use the 'Whole month' tool to find the lowest prices if you have a flexible schedule.

  • There's no need to check every day to see if fares have dropped when you create a Price Alert. We'll update you the moment the price changes on cheap flights from RTM to KGS.

  • Tailor your trip with filters. Select your preferred departure and arrival times, airlines and total journey duration. You can also sort results by 'Cheapest,' 'Best' or 'Fastest' flights from Rotterdam The Hague Airport to Kos Airport.

Handy information about Rotterdam The Hague Airport (RTM)

  • 79.67% of flights that take off from Rotterdam The Hague Airport arrive at their destination on schedule.

  • Central Rotterdam to Rotterdam The Hague Airport is approximately 8 kilometres. Depending on traffic, it'll take you about 15 minutes to get there if you're ride-sharing, catching a cab or driving.

  • Catching public transport? You can expect a journey time of around 45 minutes.

  • Looking for a convenient hotel close to RTM? If you're catching an early flight from Rotterdam The Hague Airport to Kos Airport, these accommodation options will have you sleeping moments from your departure lounge:

Arriving at Kos Airport (KGS)

  • Secure the lowest price by booking your vehicle from Kos Airport about three weeks before your trip.

Plan the rest of your trip from Rotterdam to Kos

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