AirHint found the following cheapest return flights from Athens (ATH) to Sofia (SOF) in November 2026 (see full year).
Return flights
| 24 Nov - 06 Dec | Bulgaria Air | direct | |
| 01 Nov - 13 Nov | SKY express | direct | |
| 23 Nov - 05 Dec | SKY express |
Also check the deals for one-way flights from Athens to Sofia in November.
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