AirHint found the following cheapest return flights from Istanbul (IST) to Cologne (CGN) in July 2026 (see full year).
Return flights
| 17 Jul - 12 Aug | AJet | direct | |
| 01 Jul - 08 Jul | Pegasus Airlines | ||
| 23 Jul - 30 Jul | AJet | direct | |
| 10 Jul - 15 Jul | AJet | ||
| 10 Jul - 15 Jul | AJet | direct |
Also check the deals for one-way flights from Istanbul to Cologne in July.
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