Route Reliability
Charlotte Amalie → Houston
STT–IAH · 2,070 miles · Cyril E. King Airport to George Bush Intercontinental Airport
74
Usually Fine
WanderNerd Reliability Score
- 82%
- Arrive within 15 minutes
- 5 min early
- Average arrival delay
- 1.7%
- Cancelled
- 173
- Flights in the data
Data through May 2026.
United Airlines is the only airline in this data on this route, arriving on time 82% of the time across 173 flights. No comparison to make.
What the data says
The 3–6 PM departure wins.
STT–IAH flights departing between 3–6 PM arrived on time 88% of the time, versus 80% between 12–3 PM.
Mondays have been rough.
STT–IAH flights arrived on time 86% of the time on Saturdays and just 67% on Mondays. That gap is worth planning around.
The breakdown
- Mon67%(18 flights)
- Tue78%(18 flights)
- Wed83%(18 flights)
- Thu84%(19 flights)
- Fri85%(20 flights)
- Sat86%(43 flights)
- Sun83%(30 flights)
- 12–3 PM80%(126 flights)
- 3–6 PM88%(40 flights)
87%
May
Jun 69% → May 87% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 69% | 29 |
| July 2025 | 87% | 31 |
| August 2025 | 87% | 15 |
| November 2025 | 100% | 10 |
| March 2026 | 63% | 24 |
| May 2026 | 87% | 31 |
Keep nerding
Based on 173 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.