Cheapest one-way flights from Sofia to Athens in September from 63€

Best time to book flights for Sofia (SOF) to Athens (ATH) flights at AirHint

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

One-Way flights

28 Sep Wizz Air
22 Sep Aegean Airlines direct
28 Sep Aegean Airlines direct
19 Sep SKY express direct
24 Sep SKY express direct
14 Sep SKY express direct
26 Sep SKY express direct
10 Sep Aegean Airlines direct

Also check the deals for return flights from Sofia to Athens 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.

Book a cheap hotel in Athens

Cheap car rent in Athens