AirHint found the following cheapest return flights from Bucharest (OTP) to Singapore (SIN) in August 2025 (see full year).

Return flights

31 Aug - 07 Sep	Wizz Air Abu Dhabi
31 Aug - 24 Sep	Wizz Air Abu Dhabi
31 Aug - 15 Sep	Wizz Air Abu Dhabi
27 Aug - 04 Sep	Wizz Air Abu Dhabi
25 Aug - 08 Sep	KLM
24 Aug - 31 Aug	TAROM
25 Aug - 01 Sep	Wizz Air Malta
25 Aug - 30 Aug	Wizz Air Malta
26 Aug - 30 Aug	Wizz Air Malta
29 Aug - 03 Sep	Wizz Air Abu Dhabi
24 Aug - 30 Aug	HiSky Europe
21 Aug - 24 Aug	Wizz Air Malta

Also check the deals for one-way flights from Bucharest to Singapore in August.

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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Cheapest return flights from Bucharest to Singapore in August from $609

Return flights