Cheapest return flights from Miami to St. Thomas in March from $381

AirHint found the following cheapest return flights from Miami (MIA) to St. Thomas (STT) in March 2026 (see full year).

Return flights

09 Mar - 26 Mar Frontier Airlines
13 Mar - 16 Mar American Airlines direct
31 Mar - 21 Apr Southwest Airlines
22 Mar - 27 Mar Spirit Airlines
30 Mar - 21 Apr Southwest Airlines
14 Mar - 22 Mar American Airlines direct

Also check the deals for one-way flights from Miami to St. Thomas in March.

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