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

Return flights

05 Dec - 14 Dec	Ryanair
09 Dec - 14 Dec	Ryanair
10 Dec - 13 Dec	easyJet
11 Dec - 15 Dec	Ryanair
09 Dec - 13 Dec	easyJet
10 Dec - 14 Dec	easyJet
10 Dec - 12 Dec	easyJet
11 Dec - 14 Dec	easyJet
17 Dec - 26 Dec	Air Serbia
11 Dec - 16 Dec	easyJet
16 Dec - 08 Jan	Lufthansa
25 Dec - 11 Jan	Lufthansa
12 Dec - 09 Jan	easyJet
24 Dec - 02 Jan	Air Serbia
24 Dec - 05 Jan	Air Serbia
17 Dec - 01 Jan	Air Serbia
12 Dec - 08 Jan	easyJet
16 Dec - 05 Jan	Lufthansa
24 Dec - 10 Jan	SWISS
16 Dec - 06 Jan	Lufthansa

Also check the deals for one-way flights from Amsterdam 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 Amsterdam to Bucharest in December from 151€

Return flights