Cheapest return flights from Miami to Boston in December from $176

AirHint found the following cheapest return flights from Miami (MIA) to Boston (BOS) in December 2025 (see full year).

Return flights

25 Dec - 01 Jan Frontier Airlines
31 Dec - 07 Jan Delta
27 Dec - 30 Dec Frontier Airlines
24 Dec - 31 Dec Delta
30 Dec - 06 Jan Frontier Airlines
29 Dec - 05 Jan Frontier Airlines
25 Dec - 01 Jan American Airlines direct
29 Dec - 05 Jan American Airlines direct
23 Dec - 04 Jan Frontier Airlines
24 Dec - 30 Dec Frontier Airlines
29 Dec - 04 Jan Frontier Airlines
23 Dec - 30 Dec Frontier Airlines
23 Dec - 31 Dec Frontier Airlines
22 Dec - 30 Dec Frontier Airlines
30 Dec - 04 Jan Spirit Airlines
27 Dec - 31 Dec Frontier Airlines
24 Dec - 30 Dec American Airlines direct
27 Dec - 29 Dec Frontier Airlines
15 Dec - 31 Dec Frontier Airlines
31 Dec - 03 Jan Frontier Airlines

Also check the deals for one-way flights from Miami to Boston in December.

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