Cheapest return flights from Miami to San Juan in August from $199

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 August 2025 (see full year).

Return flights

06 Aug - 13 Aug Frontier Airlines direct
18 Aug - 22 Aug American Airlines direct
14 Aug - 21 Aug American Airlines direct
13 Aug - 17 Aug Frontier Airlines direct
12 Aug - 17 Aug Frontier Airlines direct
07 Aug - 14 Aug Frontier Airlines direct
01 Aug - 08 Aug Frontier Airlines direct
06 Aug - 10 Aug Frontier Airlines direct
23 Aug - 26 Aug Southwest Airlines
15 Aug - 22 Aug American Airlines direct
29 Aug - 02 Sep American Airlines direct
28 Aug - 01 Sep Southwest Airlines
28 Aug - 01 Sep American Airlines direct

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

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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