Knoxville (TYS) to Las Vegas (LAS): On-Time Performance
Data through July 2026
Knoxville (TYS) to Las Vegas (LAS) is a thinner route than most in this dataset — 118 departures over the past year, roughly 2 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 79% arrived on time.
- On-time
- 79%
- arrived <15 min late
- Avg delay
- 18 min
- completed flights
- Cancelled
- 0.0%
- Flights/day
- 0.32
- last 12 months
- Duration
- 4h 23m
- scheduled
- Distance
- 1,739 mi
Monthly on-time trend
Best time to fly from TYS to LAS
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 80% | 20 min |
| Wednesday | 93% | 5 min |
| Thursdaybest | 100% | 0 min |
| Friday | 74% | 20 min |
| Sunday | 90% | 7 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft28%
- Airline operations36%
- National airspace system29%
- Weather7%
Frequently asked questions
- How often are flights from TYS to LAS delayed?
- 21% of TYS–LAS flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 18 minutes.
- How long is the flight from TYS to LAS?
- The scheduled TYS–LAS flight time averages 4h 23m over 1,739 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
- How often are TYS to LAS flights cancelled?
- 0% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
Explore related pages
More routes from TYS
Other ways to fly to Las Vegas (LAS)
Related guides
Based on 246 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.