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

One-Way flights

04 Sep	Avianca
08 Sep	Avianca	direct
15 Sep	Avianca	direct
14 Sep	Avianca	direct
22 Sep	Avianca	direct
24 Sep	Avianca	direct
26 Sep	Avianca	direct
27 Sep	Avianca	direct
25 Sep	Avianca
28 Sep	Avianca	direct

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

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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Cheapest one-way flights from San Jose to Miami in September from 103€

One-Way flights