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

One-Way flights

30 Aug	Wizz Air Malta
27 Aug	Wizz Air
28 Aug	Wizz Air Malta
26 Aug	Wizz Air Malta
24 Aug	Wizz Air Malta
19 Aug	Wizz Air Malta
27 Aug	Singapore Airlines	direct
29 Aug	Ryanair
28 Aug	Singapore Airlines	direct
17 Aug	Wizz Air Malta

Also check the deals for return flights from Barcelona 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 one-way flights from Barcelona to Singapore in August from $309

One-Way flights