AirHint found the following cheapest return flights from Duesseldorf (DUS) to Bucharest (OTP) in October 2025 (see full year).

Return flights

28 Oct - 31 Oct	Eurowings	direct
26 Oct - 28 Oct	Eurowings	direct
06 Oct - 12 Oct	Eurowings	direct
13 Oct - 17 Oct	Eurowings	direct
20 Oct - 24 Oct	Eurowings
05 Oct - 07 Oct	Eurowings
31 Oct - 04 Nov	Eurowings	direct
20 Oct - 24 Oct	Eurowings	direct
12 Oct - 20 Oct	Ryanair
03 Oct - 05 Oct	Ryanair
10 Oct - 24 Oct	Eurowings

Also check the deals for one-way flights from Duesseldorf 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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Cheapest return flights from Duesseldorf to Bucharest in October from $91

Return flights