AirHint found the following cheapest return flights from San Francisco (SFO) to Phuket (HKT) in December 2025 (see full year).
Return flights
| 04 Dec - 15 Dec | Korean Air | ||
| 23 Dec - 18 Jan | Hawaiian Airlines | ||
| 24 Dec - 03 Jan | Frontier Airlines | ||
| 25 Dec - 02 Jan | Frontier Airlines | ||
| 20 Dec - 02 Jan | Frontier Airlines |
Also check the deals for one-way flights from San Francisco to Phuket in December.
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