Cheapest return flights from Istanbul to Frankfurt in December from $174

AirHint found the following cheapest return flights from Istanbul (IST) to Frankfurt (FRA) in December 2025 (see full year).

Return flights

28 Dec - 02 Jan Pegasus Airlines direct
28 Dec - 11 Jan Pegasus Airlines direct
29 Dec - 02 Jan Pegasus Airlines direct
29 Dec - 03 Jan Pegasus Airlines direct
29 Dec - 01 Jan Pegasus Airlines direct
29 Dec - 11 Jan Pegasus Airlines
29 Dec - 10 Jan Pegasus Airlines direct
29 Dec - 05 Jan Pegasus Airlines direct
29 Dec - 11 Jan Pegasus Airlines direct
30 Dec - 03 Jan Pegasus Airlines direct
30 Dec - 31 Dec Pegasus Airlines direct
28 Dec - 30 Dec Lufthansa direct
28 Dec - 31 Dec Lufthansa direct
29 Dec - 30 Dec Pegasus Airlines
29 Dec - 30 Dec Pegasus Airlines direct

Also check the deals for one-way flights from Istanbul to Frankfurt in December.

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