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

Return flights

03 Dec - 06 Dec	Ryanair
03 Dec - 08 Dec	Ryanair
03 Dec - 11 Dec	Ryanair
09 Dec - 13 Dec	easyJet
12 Dec - 15 Dec	transavia
02 Dec - 06 Dec	Ryanair
11 Dec - 16 Dec	easyJet
12 Dec - 16 Dec	transavia
04 Dec - 17 Dec	easyJet
15 Dec - 20 Dec	Air Serbia
15 Dec - 15 Jan	Air Serbia
26 Dec - 09 Jan	Air Serbia
15 Dec - 09 Jan	Air Serbia
26 Dec - 07 Jan	Air Serbia
14 Dec - 07 Jan	transavia
30 Dec - 06 Jan	Lufthansa
12 Dec - 10 Jan	Austrian Airlines
24 Dec - 18 Jan	Air Serbia
29 Dec - 01 Jan	Air Serbia
13 Dec - 10 Jan	Austrian Airlines

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 $166

Return flights