Cheapest one-way flights from Miami to San Jose in September from $109

AirHint found the following cheapest one-way flights from Miami (MIA) to San Jose (SJO) in September 2026 (see full year).

One-Way flights

25 Sep Viva
08 Sep Avianca direct
09 Sep Avianca direct
10 Sep Avianca direct
12 Sep Avianca direct
11 Sep Avianca direct
13 Sep Avianca direct
14 Sep Avianca direct
15 Sep Avianca direct
16 Sep Avianca direct

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

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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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