Cheapest return flights from Frankfurt to Istanbul in December from 179€

AirHint found the following cheapest return flights from Frankfurt (FRA) to Istanbul (IST) in December 2026 (see full year).

Return flights

03 Dec - 05 Dec Lufthansa direct
14 Dec - 19 Dec Lufthansa direct
22 Dec - 25 Dec Air Serbia
24 Dec - 11 Jan Air Serbia
29 Dec - 06 Jan Air Serbia
22 Dec - 07 Jan Air Serbia
30 Dec - 06 Jan Air France
28 Dec - 30 Dec Air Serbia
19 Dec - 26 Dec Lufthansa direct
23 Dec - 02 Jan Air Serbia
23 Dec - 30 Dec Air Serbia
23 Dec - 27 Dec Air Serbia
29 Dec - 02 Jan Air Serbia
23 Dec - 27 Dec Lufthansa direct
26 Dec - 09 Jan Air Serbia
22 Dec - 25 Dec Lufthansa direct
03 Dec - 03 Dec Turkish Airlines direct
30 Dec - 06 Jan Lufthansa direct
29 Dec - 06 Jan Lufthansa direct
26 Dec - 09 Jan Lufthansa direct

Also check the deals for one-way 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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