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

Return flights

17 Dec - 20 Dec	China Eastern
20 Dec - 30 Dec	China Southern
23 Dec - 27 Dec	China Southern
31 Dec - 03 Jan	China Eastern
23 Dec - 29 Dec	China Southern
16 Dec - 19 Dec	Air China
03 Dec - 08 Dec	Air China
10 Dec - 13 Dec	Air China
19 Dec - 25 Dec	Air China
22 Dec - 27 Dec	Air China
30 Dec - 03 Jan	China Southern
24 Dec - 10 Jan	Air China
12 Dec - 14 Dec	Turkish Airlines
21 Dec - 10 Jan	Thai AirAsia X
23 Dec - 10 Jan	Thai AirAsia X
21 Dec - 04 Jan	Thai AirAsia X
23 Dec - 04 Jan	Thai AirAsia X
21 Dec - 08 Jan	Thai AirAsia X
26 Dec - 03 Jan	Air China
26 Dec - 02 Jan	Air China

Also check the deals for one-way flights from Osaka to Riyadh 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 Riyadh in December from $399

Return flights