Charlotte Amalie (STT) to Chicago (ORD): On-Time Performance
Data through May 2026
Charlotte Amalie (STT) to Chicago (ORD) is a thinner route than most in this dataset — 255 departures over the past year, roughly 5 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 70% arrived on time, noticeably below the national average of 78%.
- On-time
- 70%
- arrived <15 min late
- Avg delay
- 25 min
- completed flights
- Cancelled
- 0.8%
- Flights/day
- 0.70
- last 12 months
- Duration
- 5h 37m
- scheduled
- Distance
- 2,116 mi
Best airline from STT to ORD
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| United Airlinesmost reliable | 73% | 20 min | 0.8% | 264 |
| American Airlines | 63% | 38 min | 0.8% | 118 |
Monthly on-time trend
Best time to fly from STT to ORD
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 64% | 22 min |
| Tuesday | 60% | 65 min |
| Wednesday | 79% | 20 min |
| Thursday | 74% | 7 min |
| Fridaybest | 81% | 6 min |
| Saturday | 69% | 32 min |
| Sunday | 66% | 22 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft53%
- Airline operations25%
- National airspace system21%
- Weather1%
Frequently asked questions
- How often are flights from STT to ORD delayed?
- 30% of STT–ORD 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 25 minutes.
- Which airline is most reliable from STT to ORD?
- United Airlines has the best on-time record on this route at 73%, based on 264 flights. 2 airlines flew STT–ORD frequently enough to compare in this period.
- How long is the flight from STT to ORD?
- The scheduled STT–ORD flight time averages 5h 37m over 2,116 miles. Actual arrival times vary — flights on this route land 15+ minutes late 30% of the time.
- How often are STT to ORD flights cancelled?
- 0.8% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What day of the week is most reliable for STT to ORD?
- Friday flights have the best record at 81% on-time. Day-of-week differences on this route are meaningful — Tuesday trails at 60%.
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Based on 382 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.