Route Reliability
Houston → Cincinnati
IAH–CVG · 871 miles · George Bush Intercontinental Airport to Cincinnati/Northern Kentucky International Airport
- 81%
- Arrive within 15 minutes
- 6 min
- Average arrival delay
- 0.9%
- Cancelled
- 1,064
- Flights in the data
Data through May 2026.
Airlines on this route
- United Airlines81% on time · 1,012 flights
- Frontier Airlines80% on time · 52 flights
Too little history on this route to call a winner. We rank airlines only after 100 flights each.
What the data says
Morning-you made the right choice.
IAH–CVG flights departing between 6–9 AM arrived on time 90% of the time, versus 69% between 6–9 PM.
Friday is doing you no favors.
IAH–CVG flights arrived on time 87% of the time on Tuesdays. On Fridays: 74%.
Slipping a little lately.
IAH–CVG flights arrived on time 81% of the time over the last three months in the data, compared with 86% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon78%(156 flights)
- Tue87%(135 flights)
- Wed86%(141 flights)
- Thu83%(170 flights)
- Fri74%(154 flights)
- Sat78%(125 flights)
- Sun80%(171 flights)
- 6–9 AM90%(299 flights)
- 9 AM–12 PM—(3 flights)
- 12–3 PM85%(380 flights)
- 3–6 PM—(4 flights)
- 6–9 PM69%(359 flights)
- 9 PM–12 AM—(7 flights)
Jun 75% → May 82% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 75% | 98 |
| July 2025 | 77% | 96 |
| August 2025 | 77% | 90 |
| September 2025 | 80% | 84 |
| October 2025 | 82% | 96 |
| November 2025 | 79% | 98 |
| December 2025 | 76% | 74 |
| January 2026 | 97% | 72 |
| February 2026 | 86% | 73 |
| March 2026 | 78% | 89 |
| April 2026 | 83% | 90 |
| May 2026 | 82% | 92 |
Keep nerding
Based on 1,064 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.