Cheapest one-way flights from Istanbul to Cologne in September from $70

Best time to book flights for Istanbul (IST) to Cologne (CGN) flights at AirHint

AirHint found the following cheapest one-way flights from Istanbul (IST) to Cologne (CGN) in September 2025 (see full year).

One-Way flights

29 Sep Pegasus Airlines direct
24 Sep Pegasus Airlines direct
17 Sep Pegasus Airlines direct
19 Sep Pegasus Airlines direct
22 Sep Pegasus Airlines direct
02 Sep Air Serbia
14 Sep AJet direct
15 Sep AJet direct
28 Sep Pegasus Airlines direct
12 Sep Pegasus Airlines direct

Also check the deals for return flights from Istanbul 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.

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