AirHint found the following cheapest return flights from Washington (IAD) to Montego Bay (MBJ) in December 2025 (see full year).

Return flights

06 Dec - 13 Dec	Frontier Airlines
10 Dec - 13 Dec	Frontier Airlines
10 Dec - 14 Dec	Frontier Airlines
11 Dec - 23 Dec	United
04 Dec - 09 Dec	United
13 Dec - 19 Dec	United	direct
03 Dec - 08 Dec	Copa
13 Dec - 20 Dec	United	direct
18 Dec - 22 Dec	United	direct
23 Dec - 27 Dec	United	direct
21 Dec - 04 Jan	Frontier Airlines
21 Dec - 04 Jan	United	direct
24 Dec - 02 Jan	Frontier Airlines
23 Dec - 03 Jan	Delta
21 Dec - 02 Jan	Delta
22 Dec - 03 Jan	Delta

Also check the deals for one-way flights from Washington to Montego Bay in December.

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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Cheapest return flights from Washington to Montego Bay in December from 292€

Return flights