Cheapest return flights from Istanbul to Belgrade in December from $201

Best time to book flights for Istanbul (IST) to Belgrade (BEG) flights at AirHint

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

Return flights

30 Dec - 01 Jan Air Serbia
31 Dec - 04 Jan Turkish Airlines direct
05 Dec - 07 Dec Turkish Airlines direct
10 Dec - 13 Dec Turkish Airlines direct
11 Dec - 14 Dec Turkish Airlines direct
12 Dec - 15 Dec Turkish Airlines direct
30 Dec - 02 Jan Turkish Airlines direct
30 Dec - 03 Jan Turkish Airlines direct
29 Dec - 02 Jan Turkish Airlines direct
15 Dec - 18 Dec Air Serbia direct
08 Dec - 11 Dec Air Serbia direct
12 Dec - 14 Dec Air Serbia direct
14 Dec - 20 Dec Air Serbia direct
24 Dec - 28 Dec Air Serbia direct
31 Dec - 02 Jan flydubai

Also check the deals for one-way flights from Istanbul to Belgrade 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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