Of 3,175 sampled KE departures, 76.7% left 15 minutes or more behind schedule. Average lateness was 27.1 minutes. Sample window: Nov 3, 2025 to Oct 31, 2026. Its published schedule has about 186 flights a week on 16 routes.
These are historical aggregates, not live status. A departure is late at 15 minutes past schedule.
| Month | Departures sampled | Late | Average lateness |
|---|---|---|---|
| Nov 2025 | 776 | 88.1% | 28.4 min |
| Dec 2025 | 197 | 88.3% | 38.1 min |
| Jan 2026 | 113 | 64.6% | 25.7 min |
| Mar 2026 | 241 | 70.5% | 27.5 min |
| Apr 2026 | 31 | 77.4% | 27.0 min |
| May 2026 | 709 | 80.7% | 25.7 min |
| Jun 2026 | 90 | 64.4% | 25.1 min |
| Jul 2026 | 209 | 67.0% | 24.9 min |
| Aug 2026 | 236 | 68.6% | 26.9 min |
| Sep 2026 | 255 | 63.5% | 25.3 min |
| Oct 2026 | 304 | 68.1% | 23.4 min |
| Departure airport | Departures sampled | Late | Average lateness |
|---|---|---|---|
| Incheon International Airport (ICN) | 1,226 | 91.0% | 28.2 min |
| Los Angeles International Airport (LAX) | 396 | 53.3% | 17.0 min |
| John F. Kennedy International Airport (JFK) | 273 | 72.2% | 32.7 min |
| Washington Dulles International Airport (IAD) | 222 | 82.4% | 30.4 min |
| Frankfurt Main Airport (FRA) | 149 | 49.7% | 27.4 min |
| Amsterdam Airport Schiphol (AMS) | 133 | 82.0% | 35.2 min |
| Charles de Gaulle International Airport (CDG) | 131 | 80.9% | 24.7 min |
| London Heathrow Airport (LHR) | 110 | 76.4% | 25.1 min |
| Chicago O'Hare International Airport (ORD) | 54 | 68.5% | 35.0 min |
| Narita International Airport (NRT) | 48 | 47.9% | 20.9 min |
GET /flight_delays filtered by airline_iata=KE returns the flights delayed at this moment: flight number, scheduled and actual times and minutes of delay.
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