AirHint found the following cheapest return flights from Boston (BOS) to Georgetown (GCM) in December 2025 (see full year).
Return flights
| 05 Dec - 07 Dec | United | ||
| 31 Dec - 07 Jan | United | ||
| 26 Dec - 31 Dec | Frontier Airlines | ||
| 27 Dec - 03 Jan | Frontier Airlines |
Also check the deals for one-way flights from Boston to Georgetown in December.
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