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

Return flights

05 Feb - 16 Feb	Aegean Airlines	direct
11 Feb - 15 Feb	SKY express	direct
11 Feb - 16 Feb	SKY express	direct
05 Feb - 15 Feb	SKY express	direct
11 Feb - 13 Feb	SKY express	direct
05 Feb - 13 Feb	SKY express	direct
05 Feb - 06 Feb	SKY express	direct
15 Feb - 16 Feb	SKY express	direct

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

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 February from 90€

Return flights