Cheapest return flights from Boston to Bucharest in December from $587

Best time to book flights for Boston (BOS) to Bucharest (OTP) flights at AirHint

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

Return flights

02 Dec - 09 Dec Turkish Airlines
03 Dec - 10 Dec Turkish Airlines
04 Dec - 11 Dec Turkish Airlines
01 Dec - 08 Dec Turkish Airlines
05 Dec - 12 Dec Turkish Airlines
06 Dec - 13 Dec Fly Play
09 Dec - 16 Dec Fly Play
08 Dec - 15 Dec Fly Play
07 Dec - 14 Dec Fly Play
10 Dec - 17 Dec Fly Play
31 Dec - 08 Jan KLM
27 Dec - 03 Jan Fly Play
25 Dec - 01 Jan British Airways
28 Dec - 04 Jan SWISS
26 Dec - 02 Jan Austrian Airlines

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

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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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