Jacksonville (JAX) to Knoxville (TYS): On-Time Performance
Data through July 2026
Jacksonville (JAX) to Knoxville (TYS) is a thinner route than most in this dataset — 105 departures over the past year, roughly 2 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 76% arrived on time.
- On-time
- 76%
- arrived <15 min late
- Avg delay
- 30 min
- completed flights
- Cancelled
- 0.5%
- Flights/day
- 0.29
- last 12 months
- Duration
- 1h 24m
- scheduled
- Distance
- 390 mi
Monthly on-time trend
Best time to fly from JAX to TYS
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 83% | 17 min |
| Tuesday | 67% | 13 min |
| Wednesday | 0% | 105 min |
| Thursday | 75% | 20 min |
| Friday | 67% | 68 min |
| Saturdaybest | 83% | 20 min |
| Sunday | 81% | 11 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 operations32%
- National airspace system7%
- Weather17%
Frequently asked questions
- How often are flights from JAX to TYS delayed?
- 24% of JAX–TYS 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 30 minutes.
- How long is the flight from JAX to TYS?
- The scheduled JAX–TYS flight time averages 1h 24m over 390 miles. Actual arrival times vary — flights on this route land 15+ minutes late 24% of the time.
- How often are JAX to TYS flights cancelled?
- 0.5% 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
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Related guides
Based on 221 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.