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

Return flights

22 Dec - 26 Dec	United	direct
03 Dec - 09 Dec	United	direct
03 Dec - 06 Dec	United	direct
05 Dec - 09 Dec	United	direct
22 Dec - 25 Dec	United	direct
20 Dec - 25 Dec	United	direct
24 Dec - 29 Dec	United	direct
05 Dec - 08 Dec	United	direct
02 Dec - 05 Dec	United	direct
08 Dec - 10 Dec	United
31 Dec - 02 Jan	Philippine Airlines
30 Dec - 06 Jan	ANA
30 Dec - 05 Jan	Korean Air
26 Dec - 05 Jan	United
29 Dec - 02 Jan	Philippine Airlines
27 Dec - 01 Jan	ANA
28 Dec - 01 Jan	ANA
26 Dec - 04 Jan	United
30 Dec - 02 Jan	Philippine Airlines
28 Dec - 02 Jan	Philippine Airlines

Also check the deals for one-way flights from Osaka to Agana 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 Agana in December from $300

Return flights