Cheapest return flights from London to Bucharest in September from $79

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

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

Return flights

23 Sep - 09 Oct Wizz Air Malta direct
22 Sep - 09 Oct Wizz Air Malta direct
17 Sep - 07 Oct Wizz Air Malta direct
30 Sep - 09 Oct Ryanair direct
30 Sep - 20 Oct Ryanair direct
28 Sep - 09 Oct Ryanair direct
23 Sep - 07 Oct Wizz Air Malta direct
22 Sep - 07 Oct Wizz Air Malta direct
23 Sep - 08 Oct Wizz Air Malta direct
17 Sep - 08 Oct Wizz Air Malta direct
17 Sep - 25 Sep Wizz Air Malta direct
23 Sep - 25 Sep Wizz Air Malta direct
15 Sep - 25 Sep Wizz Air Malta direct
22 Sep - 25 Sep Wizz Air Malta direct
14 Sep - 25 Sep Wizz Air Malta direct
11 Sep - 25 Sep Ryanair direct
08 Sep - 25 Sep Ryanair direct
16 Sep - 25 Sep Ryanair direct
09 Sep - 25 Sep Wizz Air Malta direct
13 Sep - 25 Sep Ryanair direct

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

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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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