AirHint found the following cheapest return flights from San Jose (SJO) to Miami (MIA) in August 2025 (see full year).

Return flights

16 Aug - 30 Aug	Volaris Costa Rica	direct
15 Aug - 22 Aug	Avianca
14 Aug - 16 Aug	Avianca	direct
02 Aug - 09 Aug	Avianca	direct
12 Aug - 17 Aug	Avianca	direct
20 Aug - 28 Aug	Avianca
20 Aug - 27 Aug	Avianca
11 Aug - 14 Aug	Avianca
08 Aug - 11 Aug	Avianca	direct
06 Aug - 10 Aug	Avianca
21 Aug - 04 Sep	Avianca	direct
26 Aug - 08 Sep	Avianca	direct
27 Aug - 03 Sep	Avianca	direct
29 Aug - 06 Sep	Avianca	direct

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

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.

Book a cheap hotel in Miami

Cheap car rent in Miami

Cheapest return flights from San Jose to Miami in August from 168€

Return flights