Cheapest return flights from Miami to San Juan in July from $138

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 July 2025 (see full year).

Return flights

04 Jul - 08 Jul Frontier Airlines direct
03 Jul - 07 Jul Frontier Airlines direct
25 Jul - 29 Jul Frontier Airlines direct
22 Jul - 28 Jul Frontier Airlines direct
10 Jul - 15 Jul Frontier Airlines direct
11 Jul - 13 Jul Frontier Airlines
18 Jul - 21 Jul Frontier Airlines direct
23 Jul - 26 Jul Frontier Airlines direct
11 Jul - 13 Jul Frontier Airlines direct
10 Jul - 14 Jul Frontier Airlines direct
30 Jul - 05 Aug Spirit Airlines direct
31 Jul - 03 Aug Spirit Airlines direct
31 Jul - 12 Aug Spirit Airlines direct

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

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.

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