Cheapest return flights from Bologna to Cologne in September from $75

Best time to book flights for Bologna (BLQ) to Cologne (CGN) flights at AirHint

AirHint found the following cheapest return flights from Bologna (BLQ) to Cologne (CGN) in September 2025 (see full year).

Return flights

10 Sep - 15 Sep Ryanair direct
05 Sep - 15 Sep Ryanair direct
12 Sep - 15 Sep Ryanair direct
03 Sep - 15 Sep Ryanair direct
10 Sep - 19 Sep Ryanair direct
05 Sep - 19 Sep Ryanair direct
12 Sep - 19 Sep Ryanair direct
03 Sep - 19 Sep Ryanair direct
10 Sep - 12 Sep Ryanair direct
05 Sep - 08 Sep Ryanair direct
12 Sep - 03 Oct Ryanair direct
19 Sep - 03 Oct Ryanair direct
17 Sep - 03 Oct Ryanair direct
12 Sep - 01 Oct Ryanair direct
19 Sep - 01 Oct Ryanair direct
26 Sep - 16 Oct Ryanair direct
19 Sep - 08 Oct Ryanair direct
26 Sep - 03 Oct Ryanair direct
15 Sep - 03 Oct Ryanair direct
17 Sep - 01 Oct Ryanair direct

Also check the deals for one-way flights from Bologna to Cologne in September.

Skyscanner

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