Which departure time was most reliable for JFK to LAS?
Among qualifying JFK-to-LAS departure window results, Early morning had the highest on-time rate: 83.3% of 1,380 flights. Evening was lowest at 68.4% across 800 flights.
| Departure window | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Early morning | 1,380 | 83.3% | 8.0% | 1.9% |
| Late morning | 637 | 81.9% | 8.3% | 2.5% |
| Afternoon | 598 | 78.8% | 13.5% | 1.5% |
| Evening | 800 | 68.4% | 20.0% | 2.6% |
| Night | 299 | 69.2% | 17.7% | 3.0% |
Which weekday was most reliable for JFK to LAS?
Among qualifying JFK-to-LAS weekday results, Wednesday had the highest on-time rate: 82.0% of 499 flights. Sunday was lowest at 72.6% across 563 flights.
| Day | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Monday | 564 | 77.0% | 10.6% | 3.9% |
| Tuesday | 514 | 78.8% | 11.5% | 2.1% |
| Wednesday | 499 | 82.0% | 10.0% | 1.4% |
| Thursday | 564 | 77.5% | 15.1% | 0.7% |
| Friday | 558 | 79.7% | 11.3% | 1.4% |
| Saturday | 452 | 79.0% | 13.7% | 1.3% |
| Sunday | 563 | 72.6% | 13.9% | 4.1% |
Which airline was most reliable for JFK to LAS?
Among qualifying JFK-to-LAS airline results, American Airlines had the highest on-time rate: 82.4% of 460 flights. Frontier Airlines was lowest at 64.0% across 203 flights.
| Airline | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| Delta Air Lines | 1,676 | 76.6% | 13.2% | 2.3% |
| JetBlue Airways | 1,375 | 80.2% | 11.2% | 2.3% |
| American Airlines | 460 | 82.4% | 8.5% | 1.7% |
| Frontier Airlines | 203 | 64.0% | 20.7% | 1.5% |
Which month was most reliable for JFK to LAS?
Among qualifying JFK-to-LAS month results, August 2025 had the highest on-time rate: 86.9% of 314 flights. July 2025 was lowest at 67.7% across 322 flights.
| Month | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| July 2025 | 322 | 67.7% | 18.6% | 4.0% |
| August 2025 | 314 | 86.9% | 6.7% | 0.3% |
| September 2025 | 337 | 81.6% | 10.1% | 0.0% |
| October 2025 | 345 | 75.9% | 13.6% | 1.4% |
| November 2025 | 304 | 79.9% | 12.8% | 1.6% |
| December 2025 | 283 | 70.3% | 21.2% | 2.8% |
| January 2026 | 294 | 75.2% | 12.2% | 4.4% |
| February 2026 | 249 | 72.7% | 13.3% | 9.6% |
| March 2026 | 299 | 83.3% | 7.4% | 1.3% |
| April 2026 | 321 | 83.8% | 9.3% | 0.3% |
| May 2026 | 329 | 78.4% | 10.6% | 1.8% |
| June 2026 | 317 | 78.2% | 12.6% | 0.3% |
What drove JFK to LAS delay minutes?
Airline was the largest recorded JFK-to-LAS delay category, accounting for 34.6% of 46,326 BTS-attributed delay minutes during July 2025–June 2026.
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