Kos → Barcelona flights
Last observed price · Last checked: 2 Sep 2026 · Price may change
Short answer
The lowest fare our own searches returned is €102, seen on 2 Sep 2026. The average across the fares we caught is €142. January 2027 is the cheapest month in our observations, at €102. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare.
Tickets found in the last 7 days
The lowest fares our queries caught, cheapest first.
Starting prices by month
The lowest fare our queries observed in each month. Open a month to see its days; click a day with no price and we will search it for you.
Route facts
Frequently asked
Are there direct flights from Kos to Barcelona?+−
Our data holds no non-stop flight from Kos to Barcelona. The fares on this page include at least one stop.
How much is a flight from Kos to Barcelona?+−
The lowest fare we have observed is €102, found on 2 Sep 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Kos to Barcelona?+−
In our observations January 2027 is the cheapest month so far, at €102.
We will email you when this route drops below €92.
Similar routes
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Last checked: 2 Sep 2026