AirHint found the following cheapest return flights from San Diego (SAN) to Agana (GUM) in October 2025 (see full year).
Return flights
| 19 Oct - 26 Oct | Frontier Airlines | ||
| 18 Oct - 25 Oct | Hawaiian Airlines | ||
| 18 Oct - 21 Oct | Delta |
Also check the deals for one-way flights from San Diego to Agana in October.
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