AirHint found the following cheapest return flights from Athens (ATH) to Frankfurt (FRA) in December 2026 (see full year).
Return flights
| 03 Dec - 06 Dec | SKY express | direct | |
| 04 Dec - 09 Dec | Lufthansa | direct | |
| 16 Dec - 19 Dec | Lufthansa | direct | |
| 09 Dec - 15 Dec | Lufthansa | direct | |
| 21 Dec - 03 Jan | Lufthansa | direct |
Also check the deals for one-way flights from Athens to Frankfurt in December.
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