AirHint found the following cheapest return flights from Zagreb (ZAG) to Bucharest (OTP) in October 2025 (see full year).
Return flights
| 18 Oct - 21 Oct | Croatia Airlines | direct | |
| 10 Oct - 17 Oct | Air Serbia | ||
| 11 Oct - 18 Oct | Air Serbia |
Also check the deals for one-way flights from Zagreb to Bucharest 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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