Cheapest one-way flights from Miami to San Juan in March from $43

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

One-Way flights

09 Mar Frontier Airlines direct
11 Mar Frontier Airlines direct
05 Mar Frontier Airlines direct
01 Mar Spirit Airlines direct
02 Mar Spirit Airlines direct
03 Mar Spirit Airlines direct
17 Mar Frontier Airlines direct
18 Mar Frontier Airlines direct
28 Mar Frontier Airlines direct
29 Mar Frontier Airlines direct

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

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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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