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

Return flights

31 Dec - 26 Jan	Vueling Airlines
16 Dec - 30 Dec	Saudia
25 Dec - 31 Dec	China Eastern
26 Dec - 11 Jan	Vueling Airlines
26 Dec - 29 Dec	Vueling Airlines
23 Dec - 01 Jan	China Eastern
30 Dec - 26 Jan	China Eastern
25 Dec - 10 Jan	China Eastern
15 Dec - 30 Dec	Shenzhen Airlines
26 Dec - 07 Jan	Vueling Airlines
13 Dec - 30 Dec	AJet
16 Dec - 23 Dec	Etihad Airways
25 Dec - 07 Jan	China Eastern
12 Dec - 30 Dec	Ryanair
12 Dec - 26 Dec	Ryanair
12 Dec - 29 Dec	Ryanair
16 Dec - 25 Dec	Etihad Airways
30 Dec - 10 Jan	easyJet
29 Dec - 12 Jan	Wizz Air
28 Dec - 09 Jan	easyJet

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

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 Barcelona to Singapore in December from $783

Return flights