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

Return flights

12 Aug - 26 Aug	Etihad Airways
12 Aug - 25 Aug	Etihad Airways
06 Aug - 24 Aug	Qatar Airways
10 Aug - 24 Aug	Qatar Airways
12 Aug - 24 Aug	Qatar Airways
11 Aug - 24 Aug	Qatar Airways
13 Aug - 07 Sep	Emirates
14 Aug - 08 Sep	Emirates
13 Aug - 24 Aug	Emirates
10 Aug - 25 Aug	Etihad Airways
17 Aug - 10 Sep	Etihad Airways
03 Aug - 06 Aug	Emirates
14 Aug - 21 Aug	Emirates
20 Aug - 01 Sep	Emirates
21 Aug - 02 Sep	Emirates
21 Aug - 03 Sep	Emirates
21 Aug - 04 Sep	Emirates
21 Aug - 01 Sep	Emirates
21 Aug - 05 Sep	Emirates
19 Aug - 26 Sep	Emirates

Also check the deals for one-way flights from Singapore to Barcelona 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 Singapore to Barcelona in August from $545

Return flights