Knoxville (TYS) to Valparaiso (VPS): On-Time Performance
Data through May 2026
Knoxville (TYS) to Valparaiso (VPS) is a thinner route than most in this dataset — 132 departures over the past year, roughly 3 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 82% arrived on time.
- On-time
- 82%
- arrived <15 min late
- Avg delay
- 16 min
- completed flights
- Cancelled
- 0.8%
- Flights/day
- 0.36
- last 12 months
- Duration
- 1h 21m
- scheduled
- Distance
- 395 mi
Monthly on-time trend
Best time to fly from TYS to VPS
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 75% | 11 min |
| Tuesday | 93% | 1 min |
| Wednesday | 83% | 3 min |
| Thursday | 81% | 24 min |
| Fridaybest | 100% | 4 min |
| Saturday | 82% | 20 min |
| Sunday | 79% | 14 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft61%
- Airline operations22%
- National airspace system16%
- Weather1%
- Security1%
Frequently asked questions
- How often are flights from TYS to VPS delayed?
- 18% of TYS–VPS 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 16 minutes.
- How long is the flight from TYS to VPS?
- The scheduled TYS–VPS flight time averages 1h 21m over 395 miles. Actual arrival times vary — flights on this route land 15+ minutes late 18% of the time.
- How often are TYS to VPS flights cancelled?
- 0.8% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
Explore related pages
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Related guides
Based on 247 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.