Cheapest return flights from Karlsruhe/Baden-Baden to Sofia in December from 99€

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

Return flights

11 Dec - 22 Dec Ryanair direct
11 Dec - 27 Dec Ryanair direct
11 Dec - 28 Dec Ryanair direct
14 Dec - 22 Dec Ryanair direct
27 Dec - 28 Dec Ryanair direct
14 Dec - 27 Dec Ryanair direct
14 Dec - 28 Dec Ryanair direct
27 Dec - 03 Jan Ryanair direct
11 Dec - 30 Dec Ryanair direct
11 Dec - 23 Dec Ryanair direct
14 Dec - 03 Jan Ryanair direct
13 Dec - 22 Dec Ryanair direct
28 Dec - 03 Jan Ryanair direct
13 Dec - 03 Jan Ryanair direct
23 Dec - 03 Jan Ryanair direct

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

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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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