Houston (HOU) to Charleston (CHS): On-Time Performance
Data through July 2026
Houston (HOU) to Charleston (CHS) is a thinner route than most in this dataset — 193 departures over the past year, roughly 4 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 66% arrived on time, noticeably below the national average of 78%.
- On-time
- 66%
- arrived <15 min late
- Avg delay
- 19 min
- completed flights
- Cancelled
- 0.4%
- Flights/day
- 0.53
- last 12 months
- Duration
- 2h 20m
- scheduled
- Distance
- 928 mi
Monthly on-time trend
Best time to fly from HOU to CHS
Aim for departures around 6 p.m. (86% on-time); avoid 7 p.m. departures (42%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Mondaybest | 75% | 16 min |
| Tuesday | 52% | 23 min |
| Wednesday | 52% | 29 min |
| Thursday | 67% | 18 min |
| Friday | 63% | 18 min |
| Saturday | 75% | 16 min |
| Sunday | 62% | 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 aircraft55%
- Airline operations25%
- National airspace system10%
- Weather10%
Frequently asked questions
- How often are flights from HOU to CHS delayed?
- 34% of HOU–CHS flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 19 minutes.
- What is the best time of day to fly from HOU to CHS?
- Departures around 6 p.m. have the best record (86% on-time), while departures around 7 p.m. have the worst (42%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from HOU to CHS?
- The scheduled HOU–CHS flight time averages 2h 20m over 928 miles. Actual arrival times vary — flights on this route land 15+ minutes late 34% of the time.
- How often are HOU to CHS flights cancelled?
- 0.4% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What day of the week is most reliable for HOU to CHS?
- Monday flights have the best record at 75% on-time. Day-of-week differences on this route are meaningful — Tuesday trails at 52%.
Explore related pages
More routes from HOU
Other ways to fly to Charleston (CHS)
Related guides
Based on 451 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.