Airports › Lexington (LEX) › September 2025
Airport month · September 2025
Blue Grass in September 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 September 2025, reporting carriers scheduled 855 domestic departures from Blue Grass (LEX). 87.8% left less than 15 minutes late and 86.7% reached their destination on time; 0.6% were cancelled.
Nationally that month, 83.1% of flights departed on time and 82.8% arrived on time, so LEX departures were 4.7 points above the national departure figure.
A year earlier, in September 2024, the airport had 789 departures with 83.0% leaving on time: a change of +4.8 points, with flights up 8%.
Flights arriving at LEX that month were on time 84.3% of the time (855 scheduled arrivals).
Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 45%, late-arriving aircraft 41% and national aviation system 12%.
- On time 86.7%
- Arrived 15+ minutes late 12.2%
- Cancelled 0.6%
- Diverted 0.6%
September 2025 against a year earlier, the airport's year and the nation
| Measure | Sep 2025 | Sep 2024 | LEX, 12 months to Jul 2026 | All reported flights, Sep 2025 |
|---|---|---|---|---|
| Departed on time | 87.8% | 83.0% | 78.7% | 83.1% |
| Arrived on time | 86.7% | 81.9% | 77.9% | 82.8% |
| Cancelled | 0.6% | 1.0% | 2.2% | 0.5% |
| Average departure delay (late minutes only) | 9.8 min | 11.1 min | 18.5 min | 12.2 min |
| Scheduled departures a day | 29 | 26 | 25 | 18,748 |
| Scheduled departures | 855 | 789 | 9,242 | 562,439 |
Airlines that month
| Reporting carrier | Flights | Share | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| OO SkyWest Airlines | 262 | 31% | 82.8% | 1.2 min | 1.1% |
| OH PSA Airlines | 241 | 28% | 85.5% | -2.7 min | 0.4% |
| DL Delta Air Lines | 192 | 22% | 96.4% | -16.2 min | 0.0% |
| MQ Envoy Air | 60 | 7% | 81.7% | 0.2 min | 1.7% |
| YX Republic Airline | 56 | 7% | 92.9% | -2.9 min | 0.0% |
| G4 Allegiant Air | 44 | 5% | 72.7% | 26.7 min | 0.0% |
Busiest routes that month
| Route | Cities | Flights | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| LEX–ORD | Lexington to Chicago | 206 | 78.6% | 5.6 min | 1.5% |
| LEX–ATL | Lexington to Atlanta | 192 | 96.4% | -16.2 min | 0.0% |
| LEX–CLT | Lexington to Charlotte | 151 | 86.1% | -0.4 min | 0.0% |
| LEX–DFW | Lexington to Dallas/Fort Worth | 120 | 85.0% | -4.3 min | 0.8% |
| LEX–DTW | Lexington to Detroit | 56 | 94.6% | -10.3 min | 0.0% |
| LEX–DEN | Lexington to Denver | 30 | 96.7% | -13.3 min | 0.0% |
| LEX–PHL | Lexington to Philadelphia | 30 | 76.7% | -2.9 min | 3.3% |
| LEX–DCA | Lexington to Washington | 26 | 96.2% | -0.3 min | 0.0% |
| LEX–SFB | Lexington to Sanford | 15 | 73.3% | 69.9 min | 0.0% |
| LEX–PIE | Lexington to St. Petersburg | 11 | 45.5% | 25.6 min | 0.0% |
| LEX–PGD | Lexington to Punta Gorda | 10 | 100.0% | -9.4 min | 0.0% |
| LEX–FLL | Lexington to Fort Lauderdale | 8 | 75.0% | -12.3 min | 0.0% |
By scheduled departure hour
Delay causes
Questions and answers
How many flights left LEX on time in September 2025?
87.8% of 855 scheduled domestic departures left less than 15 minutes late, and 86.7% reached their destination on time. The national figures that month were 83.1% and 82.8%.
How does that compare with a year earlier?
In September 2024, 83.0% of 789 departures left on time and 1.0% were cancelled, against 87.8% and 0.6% in September 2025.
Provenance
Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for September 2025; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for LEX · methodology · corrections.