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

Return flights

05 Dec - 09 Dec	Air China
04 Dec - 09 Dec	Air China
04 Dec - 08 Dec	Air China
05 Dec - 08 Dec	Air China
08 Dec - 15 Dec	Air China
01 Dec - 05 Dec	Air China
05 Dec - 12 Dec	Air China
04 Dec - 14 Dec	Air China
02 Dec - 09 Dec	Air China
02 Dec - 10 Dec	Air China
20 Dec - 03 Jan	Air China
19 Dec - 04 Jan	Batik Air Malaysia
13 Dec - 04 Jan	Air China
18 Dec - 04 Jan	AirAsia X
22 Dec - 12 Jan	Thai AirAsia X
24 Dec - 07 Jan	Philippine Airlines
18 Dec - 05 Jan	AirAsia X
17 Dec - 04 Jan	Thai AirAsia X
22 Dec - 10 Jan	Thai AirAsia X
17 Dec - 05 Jan	Thai AirAsia X

Also check the deals for one-way flights from Osaka 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 Osaka to Singapore in December from 201€

Return flights