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

Return flights

23 Dec - 29 Dec	Japan Airlines
09 Dec - 12 Dec	Japan Airlines
03 Dec - 08 Dec	Japan Airlines
04 Dec - 09 Dec	Japan Airlines
03 Dec - 09 Dec	Japan Airlines
03 Dec - 10 Dec	Japan Airlines
06 Dec - 10 Dec	Japan Airlines
11 Dec - 14 Dec	Japan Airlines
24 Dec - 27 Dec	Japan Airlines
15 Dec - 24 Dec	Japan Airlines
29 Dec - 04 Jan	Japan Airlines
31 Dec - 07 Jan	Japan Airlines
28 Dec - 04 Jan	Japan Airlines
31 Dec - 04 Jan	Japan Airlines
26 Dec - 04 Jan	ANA
27 Dec - 06 Jan	Japan Airlines
27 Dec - 10 Jan	Japan Airlines
26 Dec - 03 Jan	ANA
27 Dec - 03 Jan	Japan Airlines
27 Dec - 01 Jan	Japan Airlines

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 565€

Return flights