Knoxville (TYS) to Charlotte (CLT): On-Time Performance
Data through May 2026
Knoxville (TYS) to Charlotte (CLT) effectively runs on two schedules. In May 2026, 88% of arrivals were on time; in July 2025 that fell to 49% — a 39-point seasonal swing. Across the full period the route averages 78% on-time against a national 78%. Morning departures also hold up better than evening ones (83% vs 60%), which matters most in the rough months.
- On-time
- 78%
- arrived <15 min late
- Avg delay
- 23 min
- completed flights
- Cancelled
- 1.8%
- Flights/day
- 2.3
- last 12 months
- Duration
- 1h 18m
- scheduled
- Distance
- 176 mi
Best airline from TYS to CLT
3 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Envoy Airmost reliable | 82% | 8 min | 1.2% | 85 |
| PSA Airlines | 79% | 20 min | 1.9% | 2,516 |
| American Airlines | 71% | 37 min | 1.3% | 531 |
Monthly on-time trend
Best time to fly from TYS to CLT
Aim for departures around 5 a.m. (93% on-time); avoid 6 p.m. departures (57%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 75% | 26 min |
| Tuesday | 83% | 15 min |
| Wednesdaybest | 83% | 19 min |
| Thursday | 78% | 26 min |
| Friday | 74% | 19 min |
| Saturday | 79% | 27 min |
| Sunday | 75% | 25 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft44%
- Airline operations40%
- National airspace system9%
- Weather7%
Frequently asked questions
- How often are flights from TYS to CLT delayed?
- 22% of TYS–CLT flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 23 minutes.
- Which airline is most reliable from TYS to CLT?
- Envoy Air has the best on-time record on this route at 82%, based on 85 flights. 3 airlines flew TYS–CLT frequently enough to compare in this period.
- What is the best time of day to fly from TYS to CLT?
- Departures around 5 a.m. have the best record (93% on-time), while departures around 6 p.m. have the worst (57%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from TYS to CLT?
- The scheduled TYS–CLT flight time averages 1h 18m over 176 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
- How often are TYS to CLT flights cancelled?
- 1.8% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, slightly above the national rate of 1.6%.
- What is the worst month to fly from TYS to CLT?
- July 2025 was the roughest month in this dataset, with only 49% of arrivals on time. The best was May 2026 at 88%. If your dates are flexible, that 39-point gap is worth planning around.
Explore related pages
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Based on 3,143 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.