Cheapest return flights from Cologne to Istanbul in September from $110

AirHint found the following cheapest return flights from Cologne (CGN) to Istanbul (SAW) in September 2026 (see full year).

Return flights

10 Sep - 17 Sep Pegasus Airlines direct
10 Sep - 27 Sep Pegasus Airlines direct
03 Sep - 21 Sep Pegasus Airlines direct
03 Sep - 27 Sep Pegasus Airlines direct
10 Sep - 25 Sep Pegasus Airlines direct
10 Sep - 24 Sep Pegasus Airlines direct
25 Sep - 27 Sep Pegasus Airlines direct
12 Sep - 16 Sep Pegasus Airlines direct
01 Sep - 30 Sep Pegasus Airlines direct
09 Sep - 16 Sep Pegasus Airlines direct
11 Sep - 03 Oct Pegasus Airlines direct
28 Sep - 04 Oct Pegasus Airlines direct
30 Sep - 04 Oct Pegasus Airlines direct
30 Sep - 18 Oct Pegasus Airlines direct
22 Sep - 20 Oct Pegasus Airlines

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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