AirHint found the following cheapest return flights from Marseille (MRS) to Bucharest (OTP) in December 2025 (see full year).

Return flights

05 Dec - 22 Dec	Ryanair	direct
07 Dec - 22 Dec	Ryanair	direct
07 Dec - 26 Dec	Ryanair	direct
26 Dec - 28 Dec	Ryanair	direct
26 Dec - 29 Dec	Ryanair	direct
26 Dec - 04 Jan	Ryanair	direct
26 Dec - 05 Jan	Ryanair	direct
26 Dec - 01 Jan	Ryanair
21 Dec - 22 Dec	Ryanair
21 Dec - 26 Dec	Ryanair
29 Dec - 04 Jan	Ryanair	direct
29 Dec - 05 Jan	Ryanair	direct
31 Dec - 04 Jan	Air France
29 Dec - 02 Jan	Lufthansa
30 Dec - 04 Jan	KLM
26 Dec - 02 Jan	Ryanair	direct
23 Dec - 26 Dec	Lufthansa
22 Dec - 27 Dec	Lufthansa
29 Dec - 02 Jan	Ryanair	direct
20 Dec - 27 Dec	Lufthansa

Also check the deals for one-way flights from Marseille to Bucharest in December.

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 Marseille to Bucharest in December from 113€

Return flights