Cheapest return flights from Miami (MIA) to St. Croix Island (STX), August

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
14 Aug 21 Aug Frontier Airlines
16 Aug 23 Aug Frontier Airlines
17 Aug 24 Aug Frontier Airlines
13 Aug 20 Aug Frontier Airlines
19 Aug 26 Aug Frontier Airlines
13 Aug 20 Aug American Airlines
Direct Flight
14 Aug 21 Aug American Airlines
Direct Flight
16 Aug 23 Aug American Airlines
Direct Flight
17 Aug 24 Aug American Airlines
Direct Flight
19 Aug 26 Aug American Airlines
Direct Flight
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deals for one-way flights from Miami to St. Croix Island in August.

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Updated Jul 4, 2026.

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