AirHint found the following cheapest one-way flights from Athens (ATH) to Sofia (SOF) in June 2025 (see full year).
19 Jun | Aegean Airlines | direct | |
25 Jun | Aegean Airlines | direct | |
02 Jun | Aegean Airlines | direct | |
01 Jun | Aegean Airlines | direct | |
07 Jun | Air Serbia | ||
30 Jun | SKY express | direct | |
07 Jun | Aegean Airlines | direct |
Also check the deals for return flights from Athens to Sofia in June.
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.