FlightRecord

Charlotte Amalie (STT) to Newark (EWR): On-Time Performance

Data through May 2026

Charlotte Amalie (STT) to Newark (EWR) is a thinner route than most in this dataset — 248 departures over the past year, roughly 5 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 86% arrived on time, comfortably above the national average of 78%.

On-time
86%
arrived <15 min late
Avg delay
7 min
completed flights
Cancelled
2.2%
Flights/day
0.68
last 12 months
Duration
4h 31m
scheduled
Distance
1,634 mi

Monthly on-time trend

Monthly on-time percentage for STT to EWR flights50%75%100%June 2024: 90% on-time (10 flights)90Jun 2024July 2024: 71% on-time (8 flights)71August 2024: 88% on-time (8 flights)88September 2024: 80% on-time (5 flights)80Sep 2024October 2024: 100% on-time (12 flights)100November 2024: 83% on-time (30 flights)83December 2024: 94% on-time (31 flights)94Dec 2024January 2025: 81% on-time (31 flights)81February 2025: 86% on-time (28 flights)86March 2025: 83% on-time (31 flights)83Mar 2025April 2025: 97% on-time (30 flights)97May 2025: 75% on-time (24 flights)75June 2025: 100% on-time (9 flights)100Jun 2025July 2025: 88% on-time (8 flights)88August 2025: 100% on-time (8 flights)100September 2025: 80% on-time (5 flights)80Sep 2025October 2025: 100% on-time (13 flights)100November 2025: 76% on-time (30 flights)76December 2025: 97% on-time (31 flights)97Dec 2025January 2026: 76% on-time (31 flights)76February 2026: 89% on-time (28 flights)89March 2026: 80% on-time (31 flights)80Mar 2026April 2026: 86% on-time (30 flights)86May 2026: 92% on-time (24 flights)92

Best time to fly from STT to EWR

Aim for departures around 2 p.m. (90% on-time); avoid 5 p.m. departures (83%).

On-time percentage by scheduled departure hour, STT to EWR1 p.m.: 86% on-time (51 flights)132 p.m.: 90% on-time (213 flights)144 p.m.: 85% on-time (61 flights)165 p.m.: 83% on-time (120 flights)176 p.m.: 85% on-time (42 flights)18scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday85%10 min
Tuesday86%5 min
Wednesdaybest90%4 min
Thursday88%5 min
Friday90%10 min
Saturday82%9 min
Sunday87%8 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft35%
  • Airline operations27%
  • National airspace system37%

Frequently asked questions

How often are flights from STT to EWR delayed?
14% of STT–EWR flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 7 minutes.
What is the best time of day to fly from STT to EWR?
Departures around 2 p.m. have the best record (90% on-time), while departures around 5 p.m. have the worst (83%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from STT to EWR?
The scheduled STT–EWR flight time averages 4h 31m over 1,634 miles. Actual arrival times vary — flights on this route land 15+ minutes late 14% of the time.
How often are STT to EWR flights cancelled?
2.2% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, slightly above the national rate of 1.6%.
What is the worst month to fly from STT to EWR?
May 2025 was the roughest month in this dataset, with only 75% of arrivals on time. The best was December 2025 at 97%. If your dates are flexible, that 22-point gap is worth planning around.

Based on 496 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.