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

Return flights

11 Dec - 14 Dec	easyJet
11 Dec - 13 Dec	easyJet
05 Dec - 08 Dec	SWISS
09 Dec - 11 Dec	easyJet
05 Dec - 16 Dec	Air Serbia
14 Dec - 16 Dec	Air Serbia
04 Dec - 06 Dec	easyJet
14 Dec - 15 Dec	Air Serbia
06 Dec - 08 Dec	easyJet
06 Dec - 09 Dec	easyJet
16 Dec - 12 Jan	easyJet
16 Dec - 11 Jan	easyJet
16 Dec - 13 Jan	easyJet
16 Dec - 14 Jan	easyJet
16 Dec - 15 Jan	easyJet
28 Dec - 01 Jan	Air Serbia
16 Dec - 09 Jan	easyJet
16 Dec - 10 Jan	easyJet
16 Dec - 08 Jan	easyJet
24 Dec - 08 Jan	easyJet

Also check the deals for one-way flights from Geneva 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 Geneva to Bucharest in December from 109€

Return flights