Cheapest return flights from Kos to Athens in April from $146

Best time to book flights for Kos (KGS) to Athens (ATH) flights at AirHint

AirHint found the following cheapest return flights from Kos (KGS) to Athens (ATH) in April 2025 (see full year).

Return flights

10 Apr - 03 May Aegean Airlines direct
17 Apr - 22 Apr Aegean Airlines direct
17 Apr - 21 Apr Aegean Airlines direct
17 Apr - 03 May SKY express direct
27 Apr - 03 May SKY express direct
24 Apr - 03 May SKY express direct
18 Apr - 03 May SKY express direct
27 Apr - 09 May SKY express direct
27 Apr - 11 May SKY express direct
24 Apr - 09 May SKY express direct
24 Apr - 11 May SKY express direct
18 Apr - 09 May SKY express direct
17 Apr - 17 Apr SKY express direct
10 Apr - 21 Apr SKY express direct
10 Apr - 13 Apr SKY express direct
10 Apr - 22 Apr SKY express direct
10 Apr - 17 Apr SKY express direct
10 Apr - 11 Apr SKY express direct
11 Apr - 21 Apr SKY express direct
11 Apr - 13 Apr SKY express direct

Also check the deals for one-way flights from Kos to Athens in April.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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