Barcelona to Kos flights

Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Barcelona to Kos is €156 (checked on 22 Oct 2026).

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Lowest observed

€156

Cheapest month

April 2027

Last checked

29 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €156

5 Apr 2027

One way

Cheapest observed day · Last checked: 22 Oct 2026

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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.

One-way fare

One-way fare · No data: click and we will search

Lowest observed: €156, departing 5 Apr 2027 (Last checked: 22 Oct 2026)One-way fareCheck live prices for this route
Airlines seen: Aegean Airlines, Air Serbia, Ryanair, Sky Express, Vueling, Wizz Air, Wizz Air Malta (7)
Typical journey time: 11h 45m

Short answer

Routavio has seen Aegean Airlines fares from Barcelona to Kos. The lowest fare Routavio's own searches returned is €156, seen on 22 Oct 2026. April 2027 is the cheapest month in our observations, at €156. These are prices Routavio's searches returned on the dates shown, not quotes; run a live search for today's fare.

About this route

Explore the fares we observed from Barcelona to Kos. Prices move often, so pick your dates to see the latest options.

Route distance: 2,203 km
Typical journey time: 11h 45m
Seen on fares with a connection: Sky Express, Vueling, Aegean Airlines, Ryanair, Air Serbia

Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.

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Observed, not guaranteed

Every price is a fare we actually saw, and it may change at any time.

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The price is final on the provider's site, where your booking is completed.

How our prices work

Price alert

Price alert for Barcelona → Kos

If the observed fare for this date drops, we will email you. At most one message a day.

Airport to city: straight-line distance

Barcelona El Prat (BCN) → Barcelona, city gazetteer reference point (41.3879, 2.1699): ≈ 12 km.
Kos Hippocrates (KGS) → Kos, city gazetteer reference point (36.7931, 27.0953): ≈ 0 km.

Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.

Frequently asked

How much is a flight from Barcelona to Kos?

The lowest fare Routavio has observed is €156, found on 22 Oct 2026. Prices move, so read it as a floor rather than a quote.

When is the cheapest month to fly from Barcelona to Kos?

In our observations April 2027 is the cheapest month so far, at €156.

Are there direct flights from Barcelona to Kos?

Our data holds no non-stop flight from Barcelona to Kos. The fares on this page include at least one stop.

Which airlines fly from Barcelona to Kos?

Routavio has seen these carriers on the route: Aegean Airlines, Air Serbia, Ryanair, Sky Express, Vueling, Wizz Air, Wizz Air Malta (7).

How long does the flight from Barcelona to Kos take?

Across the 76 fares Routavio observed, the average journey time is 13h 41m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

How many of the observed Barcelona to Kos fares were non-stop?

None of the 76 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.

How observed prices work, what "No data" means and what a fare includes: Read the flight price guide