Route
CVG → IAH
Cincinnati Northern Kentucky International Airport George Bush Intercontinental Airport
871 miles
Return route IAH → CVG →
How punctual is this route?
- On-time arrivals
- 82.4%
- Less than 15 minutes late
- Cancelled
- 0.9%
- Of scheduled flights
- Average delay when late
- 70 min
- Flights arriving 15+ minutes late
- Flights tracked
- 694
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 41%
- Airline (crew, maintenance, cleaning) 33%
- Late-arriving aircraft 25%
- Extreme weather 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 86.4% | 66 |
| October 2025 | 84.6% | 65 |
| November 2025 | 79.7% | 69 |
| December 2025 | 79.5% | 44 |
| January 2026 | 94.1% | 53 |
| February 2026 | 88.2% | 51 |
| March 2026 | 81.7% | 62 |
| April 2026 | 83.3% | 60 |
| May 2026 | 82.0% | 62 |
| June 2026 | 69.1% | 55 |
| July 2026 | 79.6% | 54 |
| August 2026 | 80.4% | 53 |
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 |
|---|---|---|---|---|
| United Airlines | 660 | 83.5% | 0.9% | 71 min |
| Frontier Airlines | 26 | 65.4% | 0.0% | 60 min |
| SkyWest Airlines | 8 | 50.0% | 0.0% | 56 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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