Cheapest return flights from Cologne to Athens in September from $161

Best time to book flights for Cologne (CGN) to Athens (ATH) flights at AirHint

AirHint found the following cheapest return flights from Cologne (CGN) to Athens (ATH) in September 2025 (see full year).

Return flights

06 Sep - 17 Sep Ryanair direct
06 Sep - 10 Sep Ryanair direct
06 Sep - 24 Sep Ryanair direct
09 Sep - 17 Sep Ryanair
20 Sep - 24 Sep Ryanair direct
20 Sep - 01 Oct Ryanair direct
06 Sep - 14 Sep Ryanair
14 Sep - 27 Sep Lufthansa
01 Sep - 10 Sep Ryanair
09 Sep - 17 Sep Eurowings direct
06 Sep - 13 Sep Ryanair direct
06 Sep - 04 Oct Ryanair direct
20 Sep - 04 Oct Ryanair direct

Also check the deals for one-way flights from Cologne to Athens 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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