AirHint found the following cheapest one-way flights from Frankfurt (FRA) to Istanbul (IST) in December 2026 (see full year).
One-Way flights
| 25 Dec | Air Serbia | ||
| 15 Dec | Air Serbia | ||
| 18 Dec | Air Serbia | ||
| 19 Dec | Air Serbia | ||
| 12 Dec | Lufthansa | direct | |
| 27 Dec | TAROM | ||
| 30 Dec | Air France | ||
| 15 Dec | Lufthansa | direct | |
| 18 Dec | Lufthansa | direct | |
| 25 Dec | Lufthansa | direct |
Also check the deals for return flights from Frankfurt to Istanbul in December.
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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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