Route
CVG → LAS
Cincinnati Northern Kentucky International Airport Harry Reid International Airport
1,678 miles
Return route LAS → CVG →
How punctual is this route?
- On-time arrivals
- 79.0%
- Less than 15 minutes late
- Cancelled
- 1.5%
- Of scheduled flights
- Average delay when late
- 94 min
- Flights arriving 15+ minutes late
- Flights tracked
- 682
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 34%
- Air traffic control & airport 31%
- Late-arriving aircraft 31%
- Extreme weather 4%
- 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 | 92.7% | 55 |
| October 2025 | 82.8% | 58 |
| November 2025 | 94.5% | 55 |
| December 2025 | 63.5% | 54 |
| January 2026 | 75.5% | 53 |
| February 2026 | 75.0% | 52 |
| March 2026 | 85.7% | 64 |
| April 2026 | 84.6% | 52 |
| May 2026 | 80.7% | 58 |
| June 2026 | 69.6% | 57 |
| July 2026 | 74.6% | 60 |
| August 2026 | 68.3% | 64 |
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 |
|---|---|---|---|---|
| Delta Air Lines | 356 | 80.4% | 0.8% | 61 min |
| Frontier Airlines | 217 | 74.4% | 2.8% | 113 min |
| Allegiant Air | 109 | 83.3% | 0.9% | 164 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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