Cheapest return flights from Belgrade to Istanbul in May from $190

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

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

Return flights

05 May - 08 May Aegean Airlines
01 May - 06 May LOT
21 May - 26 May Air Serbia direct
12 May - 16 May Air Serbia direct
19 May - 23 May Air Serbia direct
13 May - 16 May Air Serbia direct
14 May - 16 May Air Serbia direct
14 May - 18 May Air Serbia direct
05 May - 09 May Aegean Airlines
02 May - 06 May Aegean Airlines

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

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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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