AirHint found the following cheapest return flights from Athens (ATH) to Sofia (SOF) in July 2026 (see full year).

Return flights

06 Jul - 09 Jul	SKY express	direct
17 Jul - 18 Jul	SKY express
06 Jul - 22 Jul	SKY express	direct
17 Jul - 22 Jul	SKY express	direct
17 Jul - 31 Jul	SKY express	direct
10 Jul - 22 Jul	SKY express	direct
15 Jul - 18 Jul	SKY express
20 Jul - 07 Aug	SKY express	direct
02 Jul - 05 Jul	Aegean Airlines	direct
17 Jul - 18 Jul	Aegean Airlines	direct
20 Jul - 22 Jul	SKY express	direct

Also check the deals for one-way flights from Athens to Sofia in July.

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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Cheapest return flights from Athens to Sofia in July from 98€

Return flights