Cheapest one-way flights from San Juan to Miami in December from $41

AirHint found the following cheapest one-way flights from San Juan (SJU) to Miami (MIA) in December 2025 (see full year).

One-Way flights

23 Dec Frontier Airlines direct
08 Dec Frontier Airlines direct
04 Dec Frontier Airlines direct
25 Dec Frontier Airlines direct
28 Dec Frontier Airlines direct
21 Dec Frontier Airlines direct
20 Dec Frontier Airlines direct
17 Dec American Airlines direct
16 Dec American Airlines direct
09 Dec American Airlines direct

Also check the deals for return flights from San Juan to Miami in December.

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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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