Houston (IAH) to Cincinnati / Covington (CVG) flights
United Airlines, Mesa Airlines fly nonstop from George Bush Intercontinental Airport to Cincinnati Northern Kentucky International Airport, with about 21 flights a week in July 2026. The 871-mile flight takes about 2h 24m gate to gate.
- Distance
- 871 mi · 1,402 km
- Flight time
- 2h 24m
- Airlines
- 2
- Seats filled
- 77%
Airlines flying IAH to CVG
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| United Airlines | 12 | Boeing 737-800, Airbus A319, Boeing 737-700 / MAX 7 | 73,697 | 2h 24m |
| Mesa Airlines | 9 | Embraer E175 | 21,547 | 2h 23m |
| Frontier AirlinesSeasonal or ended | n/a | Airbus A320neo, Airbus A321, Airbus A320-100/200 | 3,718 | 2h 22m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
IAH to CVG flight schedule
5 flight numbers flew this route in August 2026, 2 of them almost daily. The first usually leaves at 7:30am and the last at 8:22pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| UA 6312United Airlines · operated by Mesa Airlines | 7:30am | 11:02am | 22 | 89% |
| UA 2364United Airlines | 12:25pm | 3:57pm | 10 | 73% |
| UA 2850United Airlines | 12:25pm | 3:57pm | 15 | 73% |
| UA 6216United Airlines · operated by Mesa Airlines | 12:25pm | 4:01pm | 6 | n/a |
| UA 2069United Airlines | 8:22pm | 11:59pm | 28 | 71% |
Is IAH to CVG on time?
From September 2025 to August 2026, 80% of 1,045 flights arrived within 15 minutes of schedule and 0.8% were cancelled. Flights leaving around 7am were the most punctual (90%), those around 8pm the least (70%). Most delay time was caused by late-arriving aircraft (59%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 1,019 | 81% | 12 min | 0.8% |
| Frontier Airlines | 26 | 62% | 22 min | 0% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 7am to 8am | 291 | 90% | |
| 12pm to 1pm | 364 | 84% | |
| 8pm to 9pm | 357 | 70% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 90 | 7,851 | |
| September 2025 | 86 | 7,921 | |
| October 2025 | 96 | 9,492 | |
| November 2025 | 97 | 8,500 | |
| December 2025 | 75 | 6,608 | |
| January 2026 | 72 | 6,521 | |
| February 2026 | 73 | 7,233 | |
| March 2026 | 91 | 8,899 | |
| April 2026 | 92 | 9,345 | |
| May 2026 | 92 | 9,463 | |
| June 2026 | 89 | 8,728 | |
| July 2026 | 92 | 9,037 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.