Cheapest return flights from London to Bucharest in September from 143€

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

Return flights

30 Sep - 07 Oct British Airways direct
15 Sep - 07 Oct British Airways direct
27 Sep - 27 Oct British Airways direct
27 Sep - 30 Sep British Airways direct
27 Sep - 04 Oct British Airways direct
30 Sep - 04 Oct British Airways direct
26 Sep - 07 Oct British Airways direct
09 Sep - 17 Sep Vueling Airlines
17 Sep - 18 Sep British Airways
24 Sep - 30 Sep British Airways direct
13 Sep - 19 Sep British Airways
13 Sep - 20 Sep British Airways
27 Sep - 02 Oct British Airways
30 Sep - 02 Oct British Airways
28 Sep - 30 Sep British Airways direct
15 Sep - 26 Sep British Airways
27 Sep - 12 Oct British Airways
20 Sep - 04 Oct British Airways direct
25 Sep - 30 Sep British Airways direct
16 Sep - 27 Sep British Airways

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

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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