Best Time to Fly CHA to IAH: On-Time Stats by Hour & Airline
Lovell Field → George Bush Intercontinental/Houston
Data through July 2026 · Last updated October 18, 2026
247 flights were scheduled from Chattanooga (CHA) to Houston (IAH) in the last 12 months, and 64.1% of those that flew arrived on time, 13.5 points below the US average of 77.6%.
SkyWest Airlines was the only reporting airline with regular flights on this route.
July has been the best month (73% on time) and Monday the weakest day of the week (51%).
0.4% of flights were cancelled, versus 1.8% nationally.
CHA to IAH on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlines | 64.1% | 106 min | 0.4% | 247 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly CHA to IAH
On-time arrival % by scheduled departure hour (local time), 247 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 64.2% | 0.0% | 123 |
| 4pm–5pm | 64.8% | 0.0% | 72 |
| 5pm–6pm | 62.8% | 1.9% | 52 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on CHA to IAH
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Summer peak (Jun 15 - Aug 15) | 73.4% | +15.1 pts | 0.0% | 94 |
| All other days | 58.3% | — | 0.7% | 153 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).