AirHint found the following cheapest one-way flights from Kos (KGS) to Warsaw (WAW) in May 2026 (see full year).
One-Way flights
| 10 May | Ryanair | ||
| 09 May | SKY express | ||
| 23 May | SKY express | ||
| 22 May | Aegean Airlines | ||
| 15 May | Aegean Airlines | ||
| 17 May | SKY express | ||
| 09 May | LOT | direct | |
| 05 May | SKY express | ||
| 01 May | SKY express | ||
| 23 May | LOT | direct |
Also check the deals for return flights from Kos to Warsaw in May.
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