Cheapest return flights from Hannover to Kos in September from $243

Best time to book flights for Hannover (HAJ) to Kos (KGS) flights at AirHint

AirHint found the following cheapest return flights from Hannover (HAJ) to Kos (KGS) in September 2025 (see full year).

Return flights

10 Sep - 17 Sep Lufthansa
16 Sep - 18 Sep Aegean Airlines
09 Sep - 18 Sep Aegean Airlines
12 Sep - 18 Sep Aegean Airlines
08 Sep - 22 Sep Austrian Airlines
10 Sep - 18 Sep SWISS
11 Sep - 18 Sep Austrian Airlines
29 Sep - 29 Sep Lufthansa
15 Sep - 18 Sep Lufthansa
23 Sep - 23 Sep Aegean Airlines

Also check the deals for one-way flights from Hannover to Kos in September.

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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