AirHint found the following cheapest return flights from Hong Kong (HKG) to Agana (GUM) in December 2025 (see full year).
Return flights
| 11 Dec - 18 Dec | HK Express | ||
| 15 Dec - 19 Dec | HK Express | ||
| 02 Dec - 04 Dec | T'way Air | ||
| 13 Dec - 19 Dec | HK Express | ||
| 26 Dec - 31 Dec | Korean Air | ||
| 24 Dec - 28 Dec | Philippine Airlines |
Also check the deals for one-way flights from Hong Kong to Agana in December.
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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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