Cheapest one-way flights from Frankfurt to Istanbul in December from $87

Best time to book flights for Frankfurt (FRA) to Istanbul (IST) flights at AirHint

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

One-Way flights

23 Dec Air Serbia
01 Dec Pegasus Airlines direct
29 Dec Pegasus Airlines direct
31 Dec Pegasus Airlines direct
08 Dec Pegasus Airlines direct
06 Dec Pegasus Airlines direct
12 Dec Pegasus Airlines direct
11 Dec Pegasus Airlines direct
19 Dec Air Serbia
16 Dec Air Serbia

Also check the deals for return flights from Frankfurt to Istanbul in December.

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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