Cheapest return flights from Brussels to Bucharest in September from $61

Best time to book flights for Brussels (BRU) to Bucharest (OTP) flights at AirHint

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

Return flights

03 Sep - 20 Sep Wizz Air Malta direct
10 Sep - 24 Sep Wizz Air Malta direct
10 Sep - 27 Sep Wizz Air Malta direct
10 Sep - 20 Sep Wizz Air Malta direct
01 Sep - 20 Sep Wizz Air Malta direct
10 Sep - 30 Sep Wizz Air Malta direct
20 Sep - 24 Sep FlyOne (Romania) direct
20 Sep - 27 Sep FlyOne (Romania) direct
13 Sep - 24 Sep FlyOne (Romania) direct
13 Sep - 27 Sep FlyOne (Romania) direct
24 Sep - 15 Oct FlyOne (Romania) direct
20 Sep - 01 Oct FlyOne (Romania) direct
13 Sep - 01 Oct FlyOne (Romania) direct
29 Sep - 15 Oct Ryanair direct
29 Sep - 18 Oct Ryanair direct
28 Sep - 15 Oct Ryanair direct
28 Sep - 18 Oct Ryanair direct
30 Sep - 15 Oct Ryanair direct
30 Sep - 18 Oct Ryanair direct
24 Sep - 01 Oct FlyOne (Romania) direct

Also check the deals for one-way flights from Brussels 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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