Cheapest one-way flights from Istanbul to Belgrade in December from $78

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

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

One-Way flights

08 Dec Pegasus Airlines direct
01 Dec Pegasus Airlines direct
22 Dec Pegasus Airlines direct
15 Dec Pegasus Airlines direct
05 Dec Pegasus Airlines
05 Dec Air Serbia direct
06 Dec Air Serbia direct
28 Dec Aegean Airlines
29 Dec Aegean Airlines
28 Dec Air Serbia direct

Also check the deals for return flights from Istanbul to Belgrade 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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