Route
CHA → IAH
Chattanooga Metropolitan Airport (Lovell Field) George Bush Intercontinental Airport
686 miles
Return route IAH → CHA →
How punctual is this route?
- On-time arrivals
- 65.8%
- Less than 15 minutes late
- Cancelled
- 0.3%
- Of scheduled flights
- Average delay when late
- 124 min
- Flights arriving 15+ minutes late
- Flights tracked
- 309
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 57%
- Late-arriving aircraft 23%
- Air traffic control & airport 12%
- Extreme weather 8%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Mar 2026
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| March 2026 | 66.7% | 3 |
| April 2026 | 55.9% | 60 |
| May 2026 | 56.5% | 62 |
| June 2026 | 71.2% | 60 |
| July 2026 | 72.6% | 62 |
| August 2026 | 72.6% | 62 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| SkyWest Airlines | 309 | 65.8% | 0.3% | 124 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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