Of 2,267 sampled SY departures, 50.0% left 15 minutes or more behind schedule. Average lateness was 27.2 minutes. Sample window: Nov 4, 2025 to Oct 29, 2026.
These are historical aggregates, not live status. A departure is late at 15 minutes past schedule.
| Month | Departures sampled | Late | Average lateness |
|---|---|---|---|
| Nov 2025 | 30 | 63.3% | 34.7 min |
| Dec 2025 | 32 | 96.9% | 78.3 min |
| Jan 2026 | 366 | 53.6% | 33.3 min |
| Mar 2026 | 1,247 | 42.3% | 23.6 min |
| May 2026 | 276 | 48.6% | 21.0 min |
| Jun 2026 | 43 | 69.8% | 26.2 min |
| Jul 2026 | 100 | 72.0% | 42.2 min |
| Aug 2026 | 70 | 71.4% | 28.7 min |
| Sep 2026 | 46 | 65.2% | 31.0 min |
| Oct 2026 | 55 | 74.6% | 33.9 min |
| Departure airport | Departures sampled | Late | Average lateness |
|---|---|---|---|
| Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field (MSP) | 433 | 41.3% | 24.0 min |
| Los Angeles International Airport (LAX) | 199 | 63.3% | 31.0 min |
| Cincinnati Northern Kentucky International Airport (CVG) | 163 | 58.9% | 26.6 min |
| Baltimore/Washington International Thurgood Marshall Airport (BWI) | 101 | 14.9% | 5.6 min |
| Washington Dulles International Airport (IAD) | 94 | 75.5% | 39.1 min |
| Southwest Florida International Airport (RSW) | 89 | 65.2% | 51.3 min |
| John F. Kennedy International Airport (JFK) | 86 | 93.0% | 47.3 min |
| Orlando International Airport (MCO) | 86 | 68.6% | 43.9 min |
| Nashville International Airport (BNA) | 73 | 19.2% | 2.8 min |
| Albuquerque International Sunport (ABQ) | 61 | 18.0% | 1.6 min |
GET /flight_delays filtered by airline_iata=SY returns the flights delayed at this moment: flight number, scheduled and actual times and minutes of delay.
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