AirHint found the following cheapest one-way flights from Seattle (SEA) to Montego Bay (MBJ) in December 2025 (see full year).
One-Way flights
| 07 Dec | Delta | ||
| 08 Dec | American Airlines | ||
| 24 Dec | United | ||
| 25 Dec | United | ||
| 26 Dec | Air Canada | ||
| 19 Dec | Frontier Airlines |
Also check the deals for return flights from Seattle to Montego Bay in December.
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