AirHint found the following cheapest return flights from Sofia (SOF) to Karlsruhe/Baden-Baden (FKB) in August 2025 (see full year).

Return flights

05 Aug - 26 Aug	Ryanair	direct
05 Aug - 23 Aug	Ryanair	direct
05 Aug - 19 Aug	Ryanair	direct
05 Aug - 16 Aug	Ryanair	direct
18 Aug - 22 Aug	Ryanair
05 Aug - 12 Aug	Ryanair	direct
07 Aug - 11 Aug	Ryanair
09 Aug - 26 Aug	Ryanair	direct
02 Aug - 23 Aug	Ryanair	direct
02 Aug - 19 Aug	Ryanair	direct
19 Aug - 02 Sep	Ryanair	direct
26 Aug - 02 Sep	Ryanair	direct
16 Aug - 02 Sep	Ryanair	direct
30 Aug - 02 Sep	Ryanair	direct

Also check the deals for one-way flights from Sofia to Karlsruhe/Baden-Baden in August.

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 Karlsruhe/Baden-Baden

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Cheapest return flights from Sofia to Karlsruhe/Baden-Baden in August from $137

Return flights