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

New York, NY (JFK) to Charlotte Amalie, VI (STT) flight delay odds

78.5% of 544 official scheduled JFK-to-STT flights arrived on time; 12.9% arrived at least 30 minutes late and 2.6% 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 SIGNALVariable
78.5%arrived on time
12.9%30+ min late
2.6%cancelled
544scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late7.5%all scheduled flights
120+ minutes late4.4%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival+7.2 mincompleted flights

Which departure time was most reliable for JFK to STT?

Among qualifying JFK-to-STT departure window results, Late morning had the highest on-time rate: 79.6% of 211 flights. Early morning was lowest at 77.8% across 333 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning33377.8%13.2%2.4%
Late morning21179.6%12.3%2.8%

Which weekday was most reliable for JFK to STT?

Among qualifying JFK-to-STT weekday results, Tuesday had the highest on-time rate: 84.6% of 78 flights. Sunday was lowest at 71.4% across 77 flights.

DayFlightsOn time30+ minCancelled
Monday7675.0%14.5%6.6%
Tuesday7884.6%10.3%3.8%
Wednesday7581.3%13.3%0.0%
Thursday7584.0%9.3%0.0%
Friday7580.0%16.0%0.0%
Saturday8873.9%10.2%3.4%
Sunday7771.4%16.9%3.9%

Which airline was most reliable for JFK to STT?

Among qualifying JFK-to-STT airline results, Delta Air Lines had the highest on-time rate: 79.9% of 239 flights. American Airlines was lowest at 77.4% across 305 flights.

AirlineFlightsOn time30+ minCancelled
American Airlines30577.4%14.4%2.6%
Delta Air Lines23979.9%10.9%2.5%

Which month was most reliable for JFK to STT?

Among qualifying JFK-to-STT month results, November 2025 had the highest on-time rate: 93.9% of 33 flights. February 2026 was lowest at 58.9% across 56 flights.

MonthFlightsOn time30+ minCancelled
July 20256285.5%11.3%0.0%
August 20253868.4%18.4%5.3%
November 20253393.9%3.0%0.0%
December 20254575.6%20.0%0.0%
January 20266271.0%8.1%11.3%
February 20265658.9%23.2%7.1%
March 20266277.4%16.1%1.6%
April 20266285.5%9.7%0.0%
May 20266291.9%4.8%0.0%
June 20266076.7%15.0%0.0%

What drove JFK to STT delay minutes?

Airline was the largest recorded JFK-to-STT delay category, accounting for 55.7% of 9,941 BTS-attributed delay minutes during July 2025–June 2026.

Airline55.7%
Late aircraft20.6%
National airspace18.0%
Weather5.8%
Security0.0%
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.