AirHint found the following cheapest one-way flights from Honolulu (HNL) to Agana (GUM) in December 2025 (see full year).
One-Way flights
| 16 Dec | Zipair | ||
| 20 Dec | Korean Air | ||
| 09 Dec | United | direct | |
| 20 Dec | United | direct |
Also check the deals for return flights from Honolulu to Agana in December.
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