Cheapest one-way flights from Miami to San Juan in April from $66

AirHint found the following cheapest one-way flights from Miami (MIA) to San Juan (SJU) in April 2026 (see full year).

One-Way flights

09 Apr Frontier Airlines direct
10 Apr Frontier Airlines direct
11 Apr Frontier Airlines direct
12 Apr Frontier Airlines direct
02 Apr Frontier Airlines direct
01 Apr Spirit Airlines direct
16 Apr Spirit Airlines direct
28 Apr Spirit Airlines direct
07 Apr Frontier Airlines
06 Apr Frontier Airlines direct

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

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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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