Airports › Knoxville (TYS) › March 2025
Airport month · March 2025
McGhee Tyson in March 2025
BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.
In March 2025, reporting carriers scheduled 1,170 domestic departures from McGhee Tyson (TYS). 80.0% left less than 15 minutes late and 80.1% reached their destination on time; 1.3% were cancelled.
Nationally that month, 79.9% of flights departed on time and 79.3% arrived on time, so TYS departures were level with the national departure figure.
A year earlier, in March 2024, the airport had 1,184 departures with 84.0% leaving on time: a change of −4.0 points, with flights down 1%.
Flights arriving at TYS that month were on time 75.8% of the time (1,169 scheduled arrivals).
Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 43%, air carrier 29% and national aviation system 25%.
- On time 80.1%
- Arrived 15+ minutes late 18.5%
- Cancelled 1.3%
- Diverted 0.2%
March 2025 against a year earlier, the airport's year and the nation
| Measure | Mar 2025 | Mar 2024 | TYS, 12 months to Jul 2026 | All reported flights, Mar 2025 |
|---|---|---|---|---|
| Departed on time | 80.0% | 84.0% | 76.3% | 79.9% |
| Arrived on time | 80.1% | 83.3% | 75.1% | 79.3% |
| Cancelled | 1.3% | 0.3% | 2.1% | 1.2% |
| Average departure delay (late minutes only) | 17.9 min | 15.6 min | 22.0 min | 14.9 min |
| Scheduled departures a day | 39 | 40 | 37 | 20,029 |
| Scheduled departures | 1,170 | 1,184 | 13,561 | 600,872 |
Airlines that month
| Reporting carrier | Flights | Share | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| G4 Allegiant Air | 309 | 26% | 80.9% | 7.0 min | 0.6% |
| OH PSA Airlines | 268 | 23% | 74.3% | 11.6 min | 2.6% |
| MQ Envoy Air | 127 | 11% | 85.0% | 3.3 min | 0.8% |
| DL Delta Air Lines | 123 | 11% | 88.6% | -8.6 min | 0.8% |
| OO SkyWest Airlines | 122 | 10% | 82.8% | 13.6 min | 0.8% |
| AA American Airlines | 93 | 8% | 71.0% | 24.1 min | 2.2% |
| YX Republic Airline | 89 | 8% | 78.7% | 2.7 min | 1.1% |
| UA United Airlines | 31 | 3% | 87.1% | -2.3 min | 0.0% |
| F9 Frontier Airlines | 8 | 1% | 87.5% | -8.0 min | 0.0% |
Busiest routes that month
| Route | Cities | Flights | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| TYS–CLT | Knoxville to Charlotte | 181 | 79.0% | 7.6 min | 2.8% |
| TYS–ORD | Knoxville to Chicago | 126 | 76.2% | 16.5 min | 0.0% |
| TYS–DFW | Knoxville to Dallas/Fort Worth | 124 | 73.4% | 27.5 min | 2.4% |
| TYS–ATL | Knoxville to Atlanta | 123 | 88.6% | -8.6 min | 0.8% |
| TYS–DCA | Knoxville to Washington | 93 | 62.4% | 22.6 min | 3.2% |
| TYS–DEN | Knoxville to Denver | 79 | 96.2% | -17.5 min | 1.3% |
| TYS–LGA | Knoxville to New York | 78 | 79.5% | 3.1 min | 0.0% |
| TYS–SFB | Knoxville to Sanford | 62 | 80.6% | 15.4 min | 1.6% |
| TYS–PIE | Knoxville to St. Petersburg | 59 | 72.9% | 8.5 min | 1.7% |
| TYS–FLL | Knoxville to Fort Lauderdale | 54 | 74.1% | 15.8 min | 0.0% |
| TYS–MIA | Knoxville to Miami | 36 | 94.4% | 1.9 min | 0.0% |
| TYS–PHL | Knoxville to Philadelphia | 30 | 86.7% | -3.3 min | 0.0% |
By scheduled departure hour
Delay causes
Questions and answers
How many flights left TYS on time in March 2025?
80.0% of 1,170 scheduled domestic departures left less than 15 minutes late, and 80.1% reached their destination on time. The national figures that month were 79.9% and 79.3%.
How does that compare with a year earlier?
In March 2024, 84.0% of 1,184 departures left on time and 0.3% were cancelled, against 80.0% and 1.3% in March 2025.
Provenance
Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for March 2025; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for TYS · methodology · corrections.