AirHint found the following cheapest return flights from Singapore (SIN) to Zagreb (ZAG) in October 2025 (see full year).

Return flights

12 Oct - 19 Oct	Turkish Airlines
01 Oct - 30 Nov	Qatar Airways
31 Oct - 15 Nov	Turkish Airlines
06 Oct - 14 Oct	Turkish Airlines
05 Oct - 14 Oct	Turkish Airlines
01 Oct - 11 Oct	Turkish Airlines
31 Oct - 14 Nov	Etihad Airways

Also check the deals for one-way flights from Singapore to Zagreb in October.

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 Singapore to Zagreb in October from 625€

Return flights