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	easyJet
07 Dec - 12 Dec	easyJet
03 Dec - 06 Dec	KLM	direct
10 Dec - 12 Dec	Lufthansa
12 Dec - 11 Jan	Lufthansa
07 Dec - 12 Dec	KLM	direct
15 Dec - 29 Dec	Lufthansa
25 Dec - 30 Dec	Lufthansa
17 Dec - 24 Dec	Austrian Airlines
17 Dec - 12 Jan	Austrian Airlines
21 Dec - 09 Jan	Air Serbia
25 Dec - 28 Dec	Lufthansa
22 Dec - 29 Dec	Lufthansa
27 Dec - 03 Jan	Lufthansa
19 Dec - 10 Jan	Air Serbia
21 Dec - 03 Jan	Air Serbia
24 Dec - 03 Jan	Lufthansa
23 Dec - 02 Jan	Lufthansa
23 Dec - 03 Jan	Lufthansa
12 Dec - 11 Jan	KLM	direct

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.

Book a cheap hotel in Bucharest

Cheap car rent in Bucharest

Cheapest return flights from Amsterdam to Bucharest in December from $210

Return flights