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

Return flights

10 Dec - 12 Dec	United
08 Dec - 10 Dec	United
18 Dec - 24 Dec	United
21 Dec - 24 Dec	United
09 Dec - 12 Dec	United
08 Dec - 12 Dec	United
16 Dec - 18 Dec	United	direct
18 Dec - 25 Dec	United	direct
17 Dec - 19 Dec	United	direct
21 Dec - 25 Dec	United	direct
24 Dec - 02 Jan	Korean Air
31 Dec - 07 Jan	T'way Air
31 Dec - 06 Jan	Korean Air
26 Dec - 05 Jan	Jin Air
29 Dec - 01 Jan	T'way Air
31 Dec - 03 Jan	T'way Air
25 Dec - 03 Jan	T'way Air
31 Dec - 04 Jan	Korean Air
28 Dec - 02 Jan	Jin Air
30 Dec - 01 Jan	T'way Air

Also check the deals for one-way flights from Tokyo 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 Tokyo to Agana in December from 223€

Return flights