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

Return flights

04 Dec - 09 Dec	KLM
02 Dec - 09 Dec	Vueling Airlines
04 Dec - 08 Dec	Vueling Airlines
05 Dec - 08 Dec	Wizz Air Malta
10 Dec - 17 Dec	Etihad Airways
01 Dec - 05 Dec	Ryanair
09 Dec - 16 Dec	Wizz Air Malta
04 Dec - 18 Dec	Etihad Airways
05 Dec - 12 Dec	Turkish Airlines
04 Dec - 07 Dec	Vueling Airlines
04 Dec - 10 Jan	Vueling Airlines
25 Dec - 01 Jan	Saudia
06 Dec - 11 Jan	Wizz Air Malta
11 Dec - 08 Jan	Etihad Airways
01 Dec - 05 Jan	Ryanair
31 Dec - 07 Jan	Vueling Airlines
29 Dec - 18 Jan	Aer Lingus
18 Dec - 03 Jan	Vueling Airlines
30 Dec - 05 Jan	Pegasus Airlines
25 Dec - 07 Jan	Air Serbia

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 561€

Return flights