ORIGIN AIRPORT REPORT
TYS
Knoxville, TN (TYS) departure reliability
Of 13,452 scheduled reportable flights departing TYS, 74.8% arrived on time, 16.0% arrived at least 30 minutes late, and 2.2% were cancelled during July 2025–June 2026.
Source: U.S. Bureau of Transportation Statistics · Origin-airport cohort · Updated September 16, 2026
HISTORICAL ROUTE SIGNALGenerally reliable
74.8%arrived on time
16.0%30+ min late
2.2%cancelled
13,452scheduled flights
MOST-FLOWN DIRECTIONS
ALL ROUTES →Which route from TYS had the largest sample?
TYS to ORD was TYS's largest published route sample, with 2,220 scheduled flights and a 65.0% on-time rate during July 2025–June 2026.
TYS→ORDKnoxville, TN (TYS) to Chicago, IL (ORD)2,220 flights analyzedHigher disruption65.0%on timeTYS→ATLKnoxville, TN (TYS) to Atlanta, GA (ATL)1,724 flights analyzedGenerally reliable85.8%on timeTYS→DFWKnoxville, TN (TYS) to Dallas/Fort Worth, TX (DFW)1,721 flights analyzedVariable73.1%on timeTYS→DCAKnoxville, TN (TYS) to Washington, DC (DCA)1,023 flights analyzedHigher disruption66.8%on timeTYS→DENKnoxville, TN (TYS) to Denver, CO (DEN)967 flights analyzedLower disruption83.9%on timeTYS→CLTKnoxville, TN (TYS) to Charlotte, NC (CLT)867 flights analyzedGenerally reliable77.0%on timeTYS→SFBKnoxville, TN (TYS) to Sanford, FL (SFB)639 flights analyzedVariable69.2%on timeTYS→PIEKnoxville, TN (TYS) to St. Petersburg, FL (PIE)516 flights analyzedGenerally reliable73.6%on timeTYS→FLLKnoxville, TN (TYS) to Fort Lauderdale, FL (FLL)483 flights analyzedHigher disruption54.2%on timeTYS→MIAKnoxville, TN (TYS) to Miami, FL (MIA)482 flights analyzedGenerally reliable79.9%on timeTYS→PHLKnoxville, TN (TYS) to Philadelphia, PA (PHL)332 flights analyzedVariable80.4%on time
Which airline was most reliable departing TYS?
Among qualifying TYS airline departure results, Delta Air Lines had the highest on-time rate: 85.9% of 1,724 flights. PSA Airlines was lowest at 68.2% across 3,023 flights.
| Airline | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Allegiant Air | 3,385 | 73.3% | 17.5% | 0.5% |
| PSA Airlines | 3,023 | 68.2% | 20.2% | 4.6% |
| Delta Air Lines | 1,724 | 85.9% | 8.5% | 1.9% |
| American Airlines | 1,621 | 72.2% | 16.5% | 3.5% |
| SkyWest Airlines | 1,257 | 72.7% | 17.0% | 2.5% |
| Envoy Air | 685 | 81.8% | 11.8% | 0.9% |
| United Airlines | 652 | 82.5% | 11.3% | 1.2% |
| Southwest Airlines | 635 | 81.1% | 10.6% | 0.2% |
| Republic Airways | 340 | 70.3% | 20.0% | 3.2% |
| Frontier Airlines | 130 | 74.6% | 18.5% | 0.0% |
Origin report, not airport-wide operations.
These figures summarize the reported scheduled passenger flights in the dataset, not every flight or every airport process.