Cheapest return flights from Cologne to Istanbul in September from 79€

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

Return flights

22 Sep - 09 Oct Pegasus Airlines direct
30 Sep - 06 Oct Pegasus Airlines direct
22 Sep - 15 Oct AJet direct
24 Sep - 15 Oct AJet direct
26 Sep - 06 Oct Pegasus Airlines direct
29 Sep - 06 Oct AJet direct
28 Sep - 06 Oct AJet direct
17 Sep - 25 Sep Pegasus Airlines direct
23 Sep - 25 Sep Pegasus Airlines direct
17 Sep - 23 Sep Pegasus Airlines direct
18 Sep - 25 Sep Pegasus Airlines direct
22 Sep - 25 Sep Pegasus Airlines direct
20 Sep - 25 Sep Pegasus Airlines direct
20 Sep - 23 Sep Pegasus Airlines direct
21 Sep - 23 Sep Pegasus Airlines direct
16 Sep - 25 Sep Pegasus Airlines direct
21 Sep - 25 Sep Pegasus Airlines direct
22 Sep - 08 Oct Pegasus Airlines direct
28 Sep - 09 Oct Pegasus Airlines direct
21 Sep - 02 Oct Pegasus Airlines direct

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

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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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