Cheap Flights from Kos to Thessaloniki

Compare Kos to Thessaloniki flight deals

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

Book the best Thessaloniki fare with no extra fees

Flight deals from Kos to Thessaloniki

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

Thessaloniki.£51 per passenger.Departing Fri, 20 Jun.One-way flight with Aegean Airlines.Outbound indirect flight with Aegean Airlines, departs from Kos on Fri, 20 Jun, arriving in Thessaloniki.Price includes taxes and charges.From £51, select.

Thessaloniki.£51 per passenger.Departing Tue, 1 Jul.One-way flight with Aegean Airlines.Outbound indirect flight with Aegean Airlines, departs from Kos on Tue, 1 Jul, arriving in Thessaloniki.Price includes taxes and charges.From £51, select.

Thessaloniki.£52 per passenger.Departing Tue, 13 May.One-way flight with Aegean Airlines.Outbound indirect flight with Aegean Airlines, departs from Kos on Tue, 13 May, arriving in Thessaloniki.Price includes taxes and charges.From £52, select.

Thessaloniki.£57 per passenger.Departing Fri, 25 Jul.One-way flight with Aegean Airlines.Outbound direct flight with Aegean Airlines departs from Kos on Fri, 25 Jul, arriving in Thessaloniki.Price includes taxes and charges.From £57, select.

Thessaloniki.£57 per passenger.Departing Thu, 22 May.One-way flight with Aegean Airlines.Outbound direct flight with Aegean Airlines departs from Kos on Thu, 22 May, arriving in Thessaloniki.Price includes taxes and charges.From £57, select.

Thessaloniki.£57 per passenger.Departing Mon, 10 Mar.One-way flight with SKY express.Outbound indirect flight with SKY express, departs from Kos on Mon, 10 Mar, arriving in Thessaloniki.Price includes taxes and charges.From £57, select.

Thessaloniki.£57 per passenger.Departing Mon, 16 Jun.One-way flight with Aegean Airlines.Outbound direct flight with Aegean Airlines departs from Kos on Mon, 16 Jun, arriving in Thessaloniki.Price includes taxes and charges.From £57, select.

Thessaloniki.£57 per passenger.Departing Fri, 1 Aug.One-way flight with Aegean Airlines.Outbound direct flight with Aegean Airlines departs from Kos on Fri, 1 Aug, arriving in Thessaloniki.Price includes taxes and charges.From £57, select.

Find the cheapest month to fly from Kos to Thessaloniki

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

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Direct flights from Kos to Thessaloniki

Kos to Thessaloniki: Alternative routes

Compare routes from Kos to Thessaloniki below. You may find an airport to fly into that's cheaper, faster, or easier than Thessaloniki.

Kos to Thessaloniki: Flight information

The things to know before you go.

Cheapest flight found	£51
Cheapest month to fly	July
Average flight time	1 hr, 36 mins
Most popular airline	Aegean Airlines
Average flights per week	11

Finding cheap flights from Kos to Thessaloniki: Frequently asked questions

How much are return flights from Kos to Thessaloniki?

The best price we found for a return flight from Kos to Thessaloniki is £108. 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.

How long does it take to fly from Kos to Thessaloniki?

1 hour and 36 minutes is the average flight time from Kos to Thessaloniki.

Which airlines fly direct from Kos to Thessaloniki?

Aegean Airlines and Olympic Air fly direct from Kos to Thessaloniki.

How many flights are there a week from Kos to Thessaloniki?

As of March 2025, there are 11 flights per week flying from Kos to Thessaloniki.

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

The cheapest month to fly from Kos to Thessaloniki is usually March 2025.

Which upcoming date is cheapest to fly from Kos Airport to Thessaloniki Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Kos Airport to Thessaloniki Airport on Thursday, 18 December 2025.

Can I get a direct flight from Kos Airport to Thessaloniki Airport?

Yes – the average flight time is 1 hour and 36 minutes.

How can I find the best flight deal to Thessaloniki?

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 Thessaloniki 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.

When is the best time to book flights to Thessaloniki?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Thessaloniki is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Kos Airport to Thessaloniki with?

Currently, Aegean Airlines offers the cheapest flight tickets to Thessaloniki.

How to find cheap flights to Thessaloniki from Kos

Looking for cheap tickets from Kos to Thessaloniki? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Kos to Thessaloniki. And with us there are no hidden fees - what you see is what you pay.
Compare flight deals to Thessaloniki from Kos from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
Flex your dates to find the best Kos-Thessaloniki ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Thessaloniki from Kos.
Set up a Price Alert. You can easily track the fare of your cheap Kos-Thessaloniki flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
Fly without stops. Only interested in direct flights between Kos and Thessaloniki? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
Find the cheapest Business class flights from Kos and Thessaloniki. We scour the internet for the best Business, Premium Economy and First Class flight fares to Thessaloniki, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
Include nearby airports in your search. Widen your search for Kos to Thessaloniki 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.

Combine your flight to Thessaloniki from Kos with hotels and car hire

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