LAS · Harry Reid International Airport
Las Vegas, NV. All airports.
Share of flights 15+ min late, by month
departures
arrivals
usual for the month (departures)
Jan 2015 → Jul 2026; gridlines 10/20/30/40%
Recent months — departures
| Month | Flights | Late 15+ | vs usual | Cancelled | Avg min | Main cause |
|---|---|---|---|---|---|---|
| Jul 2026 | 14,315 | 33.3% | -1.9 | 1.0% | 22 | Late aircraft |
| Jun 2026 | 13,704 | 36.1% | +6.1 | 0.8% | 22 | Late aircraft |
| May 2026 | 14,585 | 29.6% | +3.0 | 0.7% | 19 | Late aircraft |
| Apr 2026 | 14,672 | 25.8% | +3.3 | 0.4% | 15 | Late aircraft |
| Mar 2026 | 15,169 | 24.2% | -2.8 | 1.2% | 16 | Late aircraft |
| Feb 2026 | 12,886 | 19.9% | -0.8 | 0.9% | 13 | Late aircraft |
| Jan 2026 | 13,695 | 20.0% | +0.9 | 1.9% | 14 | Late aircraft |
| Dec 2025 | 14,547 | 25.0% | +2.0 | 0.6% | 15 | Late aircraft |
| Nov 2025 | 14,443 | 21.9% | +5.5 | 1.7% | 14 | Late aircraft |
| Oct 2025 | 15,597 | 26.0% | +3.1 | 0.3% | 17 | Late aircraft |
| Sep 2025 | 14,399 | 22.3% | +0.5 | 0.5% | 15 | Late aircraft |
| Aug 2025 | 14,920 | 22.8% | -5.2 | 0.5% | 14 | Airline |
| Jul 2025 | 15,733 | 29.3% | -5.8 | 1.1% | 21 | Late aircraft |
| Jun 2025 | 15,782 | 27.5% | -2.6 | 0.8% | 19 | Late aircraft |
| May 2025 | 16,720 | 23.0% | -3.6 | 0.5% | 15 | Late aircraft |
| Apr 2025 | 16,034 | 21.0% | -1.5 | 0.3% | 13 | Late aircraft |
| Mar 2025 | 16,443 | 20.5% | -6.5 | 0.6% | 13 | Late aircraft |
| Feb 2025 | 14,178 | 20.3% | -0.9 | 0.9% | 14 | Late aircraft |
| Jan 2025 | 15,007 | 18.5% | -0.6 | 1.1% | 12 | Late aircraft |
| Dec 2024 | 15,581 | 19.8% | -3.1 | 0.4% | 13 | Late aircraft |
| Nov 2024 | 15,733 | 16.3% | -0.6 | 0.2% | 10 | Late aircraft |
| Oct 2024 | 17,195 | 17.4% | -5.6 | 0.3% | 10 | Late aircraft |
| Sep 2024 | 15,672 | 20.3% | -1.5 | 0.3% | 13 | Late aircraft |
| Aug 2024 | 16,089 | 24.7% | -3.3 | 0.8% | 17 | Late aircraft |
Airlines here, Oct 2024 (departures)
| Airline | Flights | Late | Canc. |
|---|---|---|---|
| United | 1,357 | 10.8% | 0.3% |
| American | 1,319 | 11.5% | 0.1% |
| Delta | 1,453 | 11.8% | 0.1% |
| JetBlue | 328 | 13.4% | 0.0% |
| Spirit | 2,474 | 16.4% | 0.4% |
| Allegiant | 645 | 18.1% | 0.0% |
| Southwest | 7,462 | 19.6% | 0.3% |
| Alaska | 491 | 20.8% | 0.2% |
| Frontier | 1,247 | 21.3% | 1.0% |
| Hawaiian | 124 | 23.4% | 0.0% |
| SkyWest | 295 | 28.9% | 1.4% |
Airlines with 30+ departures that month.
Worst days on record
| Date | Flights | Late | Canc. |
|---|---|---|---|
| 2020-03-20 | 500 | 35% | 79% |
| 2020-03-19 | 496 | 52% | 66% |
| 2019-02-21 | 456 | 67% | 38% |
| 2020-03-22 | 506 | 29% | 70% |
| 2020-03-21 | 428 | 36% | 65% |
| 2020-03-23 | 496 | 21% | 66% |
| 2020-03-25 | 462 | 23% | 62% |
| 2020-03-24 | 446 | 16% | 65% |
| 2024-07-19 | 580 | 64% | 16% |
| 2022-12-24 | 432 | 59% | 25% |
| 2022-12-25 | 450 | 54% | 33% |
| 2022-08-14 | 547 | 66% | 6% |
Departures; ranked by share late or cancelled.
FAA programs, last 90 days
| Started (UTC) | What | Hours |
|---|---|---|
| 2026-10-20 01:00 | Ground delay program | 6.2 |
| 2026-10-19 19:00 | Departure delays | 0.5 |
| 2026-10-19 14:45 | Departure delays | 0.3 |
| 2026-10-19 01:00 | Departure delays | 1.0 |
| 2026-10-18 19:45 | Ground delay program | 5.3 |
| 2026-10-18 18:30 | Departure delays | 1.8 |
| 2026-10-18 18:15 | Ground stop | 1.5 |
| 2026-10-17 05:45 | Ground stop | 0.8 |
| 2026-10-16 19:15 | Ground stop | 1.0 |
| 2026-10-16 16:45 | Ground delay program | 13.8 |
| 2026-10-14 21:00 | Departure delays | 1.2 |