Cheapest return flights from London to Bucharest in December from $148

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

Return flights

05 Dec - 07 Dec British Airways direct
05 Dec - 06 Dec British Airways direct
04 Dec - 09 Dec British Airways direct
05 Dec - 08 Dec British Airways direct
10 Dec - 14 Dec British Airways direct
02 Dec - 04 Dec British Airways direct
06 Dec - 07 Dec British Airways direct
06 Dec - 08 Dec British Airways direct
01 Dec - 03 Dec British Airways direct
14 Dec - 08 Jan British Airways
31 Dec - 07 Jan KLM
12 Dec - 14 Dec British Airways direct
28 Dec - 06 Jan KLM
25 Dec - 06 Jan KLM
27 Dec - 01 Jan Lufthansa
29 Dec - 01 Jan Lufthansa
28 Dec - 01 Jan Lufthansa
30 Dec - 04 Jan Lufthansa
25 Dec - 03 Jan KLM
31 Dec - 02 Jan KLM

Also check the deals for one-way flights from London 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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