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

Return flights

27 Jun - 29 Jun	Pegasus Airlines
30 Jun - 07 Jul	Ryanair
27 Jun - 04 Jul	Ryanair
29 Jun - 05 Jul	Pegasus Airlines
29 Jun - 06 Jul	Pegasus Airlines
28 Jun - 05 Jul	Pegasus Airlines
27 Jun - 30 Jun	Ryanair	direct
27 Jun - 04 Jul	Ryanair	direct
27 Jun - 11 Jul	Ryanair	direct
30 Jun - 04 Jul	Ryanair	direct
27 Jun - 07 Jul	Ryanair	direct
30 Jun - 11 Jul	Ryanair	direct

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

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 Cologne

Cheap car rent in Cologne

Cheapest return flights from Sofia to Cologne in June from $231

Return flights