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

Return flights

01 Dec - 05 Dec	Juneyao Airlines
01 Dec - 08 Dec	Juneyao Airlines
30 Dec - 06 Jan	Juneyao Airlines
03 Dec - 11 Dec	Scoot
08 Dec - 14 Dec	Hainan Airlines
22 Dec - 07 Jan	Hainan Airlines
07 Dec - 14 Dec	Scoot
29 Dec - 18 Jan	Scoot
02 Dec - 11 Dec	Scoot
02 Dec - 10 Dec	Scoot
14 Dec - 23 Dec	VietJet Air
02 Dec - 07 Dec	Scoot
03 Dec - 07 Dec	Scoot
31 Dec - 10 Jan	Scoot
24 Dec - 10 Jan	Vietnam Airlines
31 Dec - 06 Jan	Scoot
26 Dec - 16 Jan	Vietnam Airlines
24 Dec - 14 Jan	Thai AirAsia
24 Dec - 13 Jan	Thai AirAsia
24 Dec - 12 Jan	Thai AirAsia

Also check the deals for one-way flights from Singapore to Osaka 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 Singapore to Osaka in December from 254€

Return flights