Charlotte Amalie (STT) to Boston (BOS): On-Time Performance
Data through May 2026
Charlotte Amalie (STT) to Boston (BOS) is a thinner route than most in this dataset — 127 departures over the past year, roughly 2 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 74% arrived on time. Cancellations are the bigger caveat: 4.7% of scheduled flights never departed.
- On-time
- 74%
- arrived <15 min late
- Avg delay
- 15 min
- completed flights
- Cancelled
- 4.7%
- Flights/day
- 0.35
- last 12 months
- Duration
- 4h 21m
- scheduled
- Distance
- 1,693 mi
Best time to fly from STT to BOS
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 69% | 18 min |
| Tuesdaybest | 94% | 6 min |
| Wednesday | 67% | 9 min |
| Thursday | 89% | 19 min |
| Friday | 67% | 12 min |
| Saturday | 71% | 11 min |
| Sunday | 56% | 35 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft54%
- Airline operations29%
- National airspace system18%
Frequently asked questions
- How often are flights from STT to BOS delayed?
- 26% of STT–BOS 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 15 minutes.
- How long is the flight from STT to BOS?
- The scheduled STT–BOS flight time averages 4h 21m over 1,693 miles. Actual arrival times vary — flights on this route land 15+ minutes late 26% of the time.
- How often are STT to BOS flights cancelled?
- 4.7% of scheduled flights on this route were cancelled between 2024-06 and 2026-05 — several times the typical US rate, so consider earlier departures or backup options.
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Based on 127 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.