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Cheapest one-way flights from Miami (MIA) to San Jose (SJO), August

Select a price to book. see full year.

Dates, airline, and price
Dates	Airline	Price
03 Aug	Viva
18 Aug	Delta
16 Aug	Southwest Airlines
30 Aug	Southwest Airlines
11 Aug	Southwest Airlines
29 Aug	Frontier Airlines
14 Aug	Viva
07 Aug	Viva
28 Aug	Frontier Airlines
20 Aug	Frontier Airlines

deals for return flights from Miami to San Jose in August.

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Updated Jul 16, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Miami (MIA) to San Jose (SJO), August

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