Cheapest return flights from Athens to Sofia in September from 105€

AirHint found the following cheapest return flights from Athens (ATH) to Sofia (SOF) in September 2025 (see full year).

Return flights

29 Sep - 08 Oct SKY express direct
29 Sep - 05 Oct SKY express direct
29 Sep - 03 Oct SKY express direct
29 Sep - 19 Oct SKY express direct
29 Sep - 13 Oct SKY express direct
29 Sep - 09 Oct SKY express direct
29 Sep - 06 Oct SKY express direct
26 Sep - 30 Sep Aegean Airlines direct
08 Sep - 08 Oct Aegean Airlines
28 Sep - 30 Sep SKY express
09 Sep - 15 Sep Wizz Air
09 Sep - 12 Sep Wizz Air
30 Sep - 01 Oct Aegean Airlines direct
11 Sep - 26 Sep SKY express direct
11 Sep - 19 Sep SKY express direct
11 Sep - 15 Sep SKY express direct
11 Sep - 22 Sep SKY express direct
11 Sep - 12 Sep SKY express direct
11 Sep - 14 Sep SKY express direct
26 Sep - 08 Oct SKY express direct

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

Skyscanner

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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