AirHint found the following cheapest return flights from Athens (ATH) to Cologne (CGN) in September 2026 (see full year).
Return flights
| 02 Sep - 07 Sep | Austrian Airlines | ||
| 01 Sep - 06 Sep | Lufthansa | ||
| 01 Sep - 06 Sep | Eurowings | direct |
Also check the deals for one-way flights from Athens to Cologne in September.
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