Cheapest return flights from Cologne to Sofia in December from 33€

AirHint found the following cheapest return flights from Cologne (CGN) to Sofia (SOF) in December 2025 (see full year).

Return flights

01 Dec - 12 Dec Ryanair direct
01 Dec - 13 Dec Ryanair direct
01 Dec - 05 Dec Ryanair direct
01 Dec - 14 Dec Ryanair direct
05 Dec - 12 Dec Ryanair direct
05 Dec - 13 Dec Ryanair direct
01 Dec - 15 Dec Ryanair direct
05 Dec - 14 Dec Ryanair direct
06 Dec - 12 Dec Ryanair direct
06 Dec - 13 Dec Ryanair direct
30 Dec - 16 Jan Ryanair direct
30 Dec - 01 Jan Ryanair direct
30 Dec - 15 Jan Ryanair direct
30 Dec - 12 Jan Ryanair direct
30 Dec - 18 Jan Ryanair direct
12 Dec - 01 Jan Ryanair direct
29 Dec - 16 Jan Ryanair direct
30 Dec - 19 Jan Ryanair direct
29 Dec - 15 Jan Ryanair direct
29 Dec - 12 Jan Ryanair direct

Also check the deals for one-way flights from Cologne to Sofia in December.

Powered by

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 Sofia

Cheap car rent in Sofia

Feel free to contact us with any feedback or request another flight research.