Cheapest return flights from Miami to San Juan in May from $82

Best time to book flights for Miami (MIA) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest return flights from Miami (MIA) to San Juan (SJU) in May 2025 (see full year).

Return flights

06 May - 06 May Spirit Airlines direct
01 May - 06 May Frontier Airlines direct
05 May - 08 May Frontier Airlines direct
06 May - 13 May Frontier Airlines direct
12 May - 14 May Frontier Airlines direct
03 May - 03 May Frontier Airlines direct
01 May - 05 May Frontier Airlines direct
05 May - 10 May Frontier Airlines direct
02 May - 05 May Spirit Airlines direct
05 May - 12 May Spirit Airlines direct
30 May - 04 Jun Frontier Airlines direct
24 May - 02 Jun Frontier Airlines direct
25 May - 01 Jun Frontier Airlines direct
23 May - 01 Jun Frontier Airlines direct
23 May - 02 Jun Frontier Airlines direct

Also check the deals for one-way flights from Miami to San Juan in May.

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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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