Cheapest return flights from London to Bucharest in September from $150

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
27 Sep - 09 Oct British Airways direct
30 Sep - 14 Oct British Airways direct
27 Sep - 11 Oct British Airways direct
29 Sep - 07 Oct British Airways direct
24 Sep - 08 Oct British Airways direct
30 Sep - 31 Oct British Airways direct
17 Sep - 31 Oct British Airways direct
17 Sep - 28 Sep Vueling Airlines
27 Sep - 26 Oct British Airways direct
17 Sep - 21 Sep Vueling Airlines
24 Sep - 01 Oct British Airways direct
16 Sep - 21 Sep Vueling Airlines
16 Sep - 29 Sep Vueling Airlines
02 Sep - 22 Sep Vueling Airlines
27 Sep - 30 Sep British Airways direct
22 Sep - 24 Sep Vueling Airlines
28 Sep - 30 Sep British Airways direct
13 Sep - 14 Sep British Airways
09 Sep - 27 Sep British Airways direct

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.

Book a cheap hotel in Bucharest

Cheap car rent in Bucharest

Feel free to contact us with any feedback or request another flight research.