Cheapest return flights from Frankfurt to Sofia in May from $146

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 May 2025 (see full year).

Return flights

08 May - 22 May Ryanair direct
05 May - 08 May Lufthansa direct
07 May - 10 May Lufthansa direct
27 May - 02 Jun SWISS
08 May - 11 May Ryanair
03 May - 06 May Lufthansa
08 May - 24 May Ryanair direct
03 May - 06 May Lufthansa direct
28 May - 01 Jun Bulgaria Air direct
27 May - 02 Jun Ryanair direct
29 May - 02 Jun Air Serbia

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

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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