Cheapest return flights from Frankfurt to Sofia in October from $154

Best time to book flights for Frankfurt (FRA) to Sofia (SOF) flights at AirHint

AirHint found the following cheapest return flights from Frankfurt (FRA) to Sofia (SOF) in October 2025 (see full year).

Return flights

23 Oct - 26 Oct Ryanair direct
10 Oct - 25 Oct Ryanair
07 Oct - 10 Oct Air Serbia
11 Oct - 25 Oct Air Serbia
10 Oct - 14 Oct Air Serbia
01 Oct - 06 Oct Air Serbia
25 Oct - 30 Oct Air Serbia
06 Oct - 09 Oct Air Serbia
03 Oct - 05 Oct Air Serbia
03 Oct - 05 Oct Bulgaria Air direct

Also check the deals for one-way flights from Frankfurt to Sofia in October.

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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