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

Return flights

01 Apr - 05 Apr	Turkish Airlines	direct
30 Apr - 03 May	Turkish Airlines	direct
29 Apr - 14 May	Turkish Airlines	direct
01 Apr - 04 Apr	Turkish Airlines	direct
04 Apr - 07 Apr	Turkish Airlines	direct
25 Apr - 03 May	Turkish Airlines	direct
20 Apr - 30 Apr	Turkish Airlines	direct
14 Apr - 16 Apr	Turkish Airlines	direct

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

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 April from 201€

Return flights