BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
MIA→STT

Miami, FL (MIA) to Charlotte Amalie, VI (STT) flight delay odds

76.2% of 941 official scheduled MIA-to-STT flights arrived on time; 13.5% arrived at least 30 minutes late and 0.7% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
76.2%arrived on time
13.5%30+ min late
0.7%cancelled
941scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.0%all scheduled flights
120+ minutes late1.7%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival+3.9 mincompleted flights

Which departure time was most reliable for MIA to STT?

Among qualifying MIA-to-STT departure window results, Early morning had the highest on-time rate: 92.3% of 117 flights. Afternoon was lowest at 69.6% across 437 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning11792.3%1.7%0.9%
Late morning38778.8%12.7%0.8%
Afternoon43769.6%17.4%0.7%

Which weekday was most reliable for MIA to STT?

Among qualifying MIA-to-STT weekday results, Tuesday had the highest on-time rate: 83.7% of 123 flights. Saturday was lowest at 65.8% across 155 flights.

DayFlightsOn time30+ minCancelled
Monday13669.9%19.9%0.0%
Tuesday12383.7%9.8%0.8%
Wednesday12081.7%7.5%0.0%
Thursday13583.7%11.1%0.0%
Friday13682.4%6.6%0.0%
Saturday15565.8%20.6%3.9%
Sunday13669.1%16.9%0.0%

Which airline was most reliable for MIA to STT?

Only American Airlines met the MIA-to-STT airline threshold: 76.2% of 941 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
American Airlines94176.2%13.5%0.7%

Which month was most reliable for MIA to STT?

Among qualifying MIA-to-STT month results, June 2026 had the highest on-time rate: 92.2% of 64 flights. March 2026 was lowest at 64.5% across 124 flights.

MonthFlightsOn time30+ minCancelled
July 20256674.2%10.6%0.0%
August 20256070.0%10.0%5.0%
September 20255180.4%17.6%0.0%
October 20256173.8%16.4%0.0%
November 20256473.4%17.2%0.0%
December 20258982.0%14.6%0.0%
January 20268564.7%18.8%4.7%
February 20269775.3%15.5%0.0%
March 202612464.5%20.2%0.0%
April 20269679.2%5.2%0.0%
May 20268491.7%7.1%0.0%
June 20266492.2%6.2%0.0%

What drove MIA to STT delay minutes?

Airline was the largest recorded MIA-to-STT delay category, accounting for 41.6% of 10,375 BTS-attributed delay minutes during July 2025–June 2026.

Airline41.6%
Late aircraft24.4%
National airspace28.6%
Weather5.2%
Security0.2%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.