AirHint found the following cheapest return flights from Singapore (SIN) to Barcelona (BCN) in May 2026 (see full year).

Return flights

11 May - 31 May	Etihad Airways
22 May - 31 May	Etihad Airways
29 May - 12 Jun	Etihad Airways
20 May - 03 Jun	Etihad Airways
20 May - 29 May	Etihad Airways
21 May - 29 May	Etihad Airways
19 May - 29 May	Etihad Airways
31 May - 29 Jun	Etihad Airways
08 May - 16 May	Etihad Airways
08 May - 17 May	Etihad Airways
15 May - 31 May	Emirates
21 May - 29 May	Singapore Airlines	direct
31 May - 29 Jun	Singapore Airlines	direct

Also check the deals for one-way flights from Singapore to Barcelona in May.

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 May from 512€

Return flights