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

Return flights

16 Dec - 23 Dec	United	direct
15 Dec - 22 Dec	United	direct
15 Dec - 23 Dec	United	direct
17 Dec - 24 Dec	United	direct
16 Dec - 24 Dec	United	direct
17 Dec - 22 Dec	Korean Air
16 Dec - 22 Dec	Korean Air
16 Dec - 22 Dec	United	direct
17 Dec - 22 Dec	United	direct
17 Dec - 23 Dec	United	direct

Also check the deals for one-way flights from Honolulu 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 Honolulu to Agana in December from 1545€

Return flights