AirHint found the following cheapest return flights from Cologne (CGN) to Sofia (SOF) in July 2026 (see full year).

Return flights

04 Jul - 10 Jul	Ryanair
01 Jul - 10 Jul	Ryanair	direct
05 Jul - 10 Jul	Ryanair	direct
12 Jul - 17 Jul	Eurowings
03 Jul - 10 Jul	Ryanair	direct
08 Jul - 12 Jul	Ryanair
03 Jul - 08 Jul	Ryanair
05 Jul - 12 Jul	Ryanair	direct
01 Jul - 12 Jul	Ryanair	direct
01 Jul - 31 Jul	Ryanair
18 Jul - 06 Aug	Ryanair
19 Jul - 16 Aug	Ryanair
26 Jul - 07 Aug	Ryanair	direct
24 Jul - 02 Aug	Ryanair
12 Jul - 02 Aug	Ryanair	direct
26 Jul - 02 Aug	Ryanair	direct
24 Jul - 07 Aug	Ryanair	direct
17 Jul - 02 Aug	Ryanair	direct
05 Jul - 16 Aug	Ryanair
19 Jul - 09 Aug	Eurowings

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

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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Cheapest return flights from Cologne to Sofia in July from 139€

Return flights