Cheap flights from Miami to Saint Thomas Island from $149

The month of September is another great option to travel to Saint Thomas Island, with average flight prices from Miami averaging around $350.

On average, the least expensive day to fly to Saint Thomas Island from Miami is on a Monday. momondo users have found tickets for Monday departures for as low as $334. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Miami to Saint Thomas Island for around $602.

The cheapest time of day to fly to Saint Thomas Island is at noon when flights can be purchased for as low as $485. Flights to Saint Thomas Island are more costly in the morning, with an average ticket price of $526. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Miami to Saint Thomas Island Cyril E King for the best Miami - Saint Thomas Island Cyril E King flight prices

You are more likely to see cheaper flights to Saint Thomas Island from Miami when booking weeks ahead of your departure date. In general, you can expect to find flights to Saint Thomas Island for around $460 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Saint Thomas Island from Miami for as low as $300 on momondo.

There are 2 cabin classes available to choose from on Miami to Saint Thomas Island Cyril E King flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 26% on your flight if you consider stops on a Miami to Saint Thomas Island flight.

As of March 2026, prices for Miami to Saint Thomas Island flights are approximately 104% more expensive when compared to flights at the same time last year.

Southwest is the most popular carrier operating from Miami to Saint Thomas Island Cyril E King

Spirit Airlines, American Airlines and JetBlue are the top three most popular airlines that fly to Saint Thomas Island from Miami according to our data. Spirit Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Saint Thomas Island. Keep in mind that there are 4 different airlines that fly to Saint Thomas Island on a routine basis, so you have a few additional options to choose from.

3 flights are operational daily from Miami to Saint Thomas Island as of March 2026. The most popular departure time for this route is 8:00AM, with 55% of flights per day taking off at noon.

The number of flights available between Miami and Saint Thomas Island is 25 per week as of March 2026. The most frequent departure day is Thu, with 20% of weekly flights leaving on this day.