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

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Dates, airline, and price
Dates	Airline	Price
15 Jul 20 Jul	Frontier Airlines
07 Jul 18 Jul	Frontier Airlines
08 Jul 17 Jul	Frontier Airlines
14 Jul 19 Jul	Frontier Airlines
06 Jul 10 Jul	Frontier Airlines
15 Jul 20 Jul	American Airlines Direct Flight

deals for one-way flights from Miami to St. Croix Island in July.

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Updated Jun 5, 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 return flights from Miami (MIA) to St. Croix Island (STX), July

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