AirHint found the following cheapest return flights from Istanbul (IST) to Belgrade (BEG) in March 2026 (see full year).

Return flights

09 Mar - 13 Mar	Pegasus Airlines	direct
02 Mar - 06 Mar	Pegasus Airlines	direct
02 Mar - 09 Mar	Pegasus Airlines	direct
08 Mar - 12 Mar	Pegasus Airlines	direct
14 Mar - 21 Mar	Air Serbia	direct
19 Mar - 21 Mar	Air Serbia	direct
18 Mar - 21 Mar	Air Serbia	direct
13 Mar - 16 Mar	Pegasus Airlines	direct
11 Mar - 16 Mar	Pegasus Airlines
23 Mar - 27 Mar	Pegasus Airlines	direct

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

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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Cheapest return flights from Istanbul to Belgrade in March from $146

Return flights