Cheapest one-way flights from Miami to San Juan in December from 65€

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

One-Way flights

14 Dec Frontier Airlines direct
07 Dec Frontier Airlines direct
08 Dec Frontier Airlines direct
15 Dec Frontier Airlines direct
05 Dec Frontier Airlines direct
11 Dec Frontier Airlines direct
04 Dec Frontier Airlines direct
06 Dec Spirit Airlines
31 Dec Delta
25 Dec Frontier Airlines direct

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

Skyscanner

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.

Book a cheap hotel in San Juan

Cheap car rent in San Juan

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