Route Reliability
Knoxville → Las Vegas
TYS–LAS · 1,739 miles · McGhee Tyson Airport to Harry Reid International Airport
89
Pretty Reliable
WanderNerd Reliability Score
- 81%
- Arrive within 15 minutes
- 3 min
- Average arrival delay
- 0%
- Cancelled
- 118
- Flights in the data
Data through May 2026.
Allegiant Air is the only airline in this data on this route, arriving on time 81% of the time across 118 flights. No comparison to make.
What the data says
Morning-you made the right choice.
TYS–LAS flights departing between 6–9 AM arrived on time 84% of the time, versus 77% between 12–3 PM.
Monday has been the better bet.
A small edge: 80% on time on Mondays against 75% on Fridays.
It basically never cancels.
Out of 118 scheduled flights, only 0.0% were cancelled.
Flights on this route
The breakdown
- Mon80%(51 flights)
- Tue—(0 flights)
- Wed—(5 flights)
- Thu—(5 flights)
- Fri75%(51 flights)
- Sat—(0 flights)
- Sun—(6 flights)
- 6–9 AM84%(37 flights)
- 9 AM–12 PM—(5 flights)
- 12–3 PM77%(69 flights)
- 3–6 PM—(6 flights)
- 9 PM–12 AM—(1 flights)
92%
Mar
Sep 92% → Mar 92% on time
| Month | On-time percentage | Flights |
|---|---|---|
| September 2025 | 92% | 13 |
| October 2025 | 80% | 15 |
| March 2026 | 92% | 12 |
Keep nerding
Based on 118 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.