Cheapest return flights from London to Bucharest in December from $141

Best time to book flights for London (LHR) to Bucharest (OTP) flights at AirHint

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

Return flights

29 Dec - 30 Dec British Airways direct
27 Dec - 30 Dec British Airways direct
31 Dec - 17 Jan British Airways direct
03 Dec - 07 Dec British Airways direct
28 Dec - 10 Jan British Airways direct
03 Dec - 05 Dec British Airways direct
27 Dec - 31 Dec British Airways direct
28 Dec - 09 Jan British Airways direct
29 Dec - 01 Jan British Airways direct
05 Dec - 07 Dec British Airways direct
27 Dec - 07 Jan British Airways direct
28 Dec - 01 Jan British Airways direct
26 Dec - 30 Dec British Airways direct
27 Dec - 01 Jan British Airways direct
13 Dec - 17 Dec LOT
17 Dec - 21 Dec LOT
14 Dec - 18 Dec LOT
29 Dec - 02 Jan British Airways
27 Dec - 03 Jan British Airways
29 Dec - 02 Jan British Airways direct

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

Skyscanner

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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