Cheapest one-way flights from Miami to San Jose in September from $80

AirHint found the following cheapest one-way flights from Miami (MIA) to San Jose (SJO) in September 2025 (see full year).

One-Way flights

22 Sep Volaris El Salvador direct
19 Sep Volaris El Salvador direct
29 Sep Volaris El Salvador direct
26 Sep Volaris El Salvador direct
28 Sep Volaris El Salvador direct
30 Sep Avianca
23 Sep Copa
24 Sep Copa
18 Sep Southwest Airlines
20 Sep Avianca

Also check the deals for return flights from Miami to San Jose in September.

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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