CVG to LAS flight delays & on-time performance
Nonstop flights from Cincinnati Northern Kentucky International Airport to Harry Reid International Airport · 1,678 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at CVG or LAS right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Cincinnati (CVG) to Las Vegas (LAS) arrived on time 81% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 1.3% were cancelled, and 7% arrived an hour or more late.
- Allegiant Air was the most punctual airline here (84% on time); Frontier Airlines was the least (77%).
- Departures scheduled around 6am did best (96% on time); around 2pm did worst (69%).
- Sunday was the most reliable day to fly (86% on time) and Monday the least (69%).
- The largest source of delay minutes was air traffic control & airport congestion (33%).
Which airline is most on time from CVG to LAS?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Allegiant Air | 84% | 0.9% | 28 min | 8.3% | 109 |
| Delta Air Lines | 82% | 0.8% | 11 min | 4.5% | 356 |
| Frontier Airlines | 77% | 2.4% | 24 min | 9.2% | 211 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am96%25 flights
- 7am81%379 flights
- 8am90%21 flights
- 10am89%10 flights
- 1pm81%27 flights
- 2pm69%29 flights
- 3pm93%15 flights
- 8pm75%67 flights
- 9pm70%68 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday69%1.1% cancelled
- Tuesday84%0.0% cancelled
- Wednesday83%0.0% cancelled
- Thursday82%1.3% cancelled
- Friday78%1.0% cancelled
- Saturday80%1.6% cancelled
- Sunday86%2.6% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Air traffic control & airport congestion33%
- Late-arriving aircraft32%
- Airline (crew, maintenance, cleaning, fueling)30%
- Extreme weather5%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)56%
- Extreme weather44%
- Air traffic control & airport congestion0%
- Security0%
CVG to LAS: common questions
- How often are CVG to LAS flights on time?
- 81% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Cincinnati to Las Vegas cancelled?
- 1.3% of scheduled flights were cancelled (9 of 676).
- How long are typical delays?
- Across all flights the average arrival delay was 18 min (early arrivals count as zero). Flights that were late arrived 87 min behind schedule on average, and 6.6% of flights were an hour or more late.
- How long is taxi time at CVG?
- Flights on this route spent 16 min taxiing from the gate to takeoff on average.
Related routes
Return trip: LAS to CVG — 83% on time
More flights from Cincinnati
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: CVG → LAS, nonstop flights by US airlines that report to the DOT. How we calculate this.