Best Time to Fly LAS to LAX: On-Time Stats by Hour & Airline
Harry Reid International → Los Angeles International
Data through July 2026 · Last updated October 18, 2026
8,249 flights were scheduled from Las Vegas (LAS) to Los Angeles (LAX) in the last 12 months, and 78.8% of those that flew arrived on time, 1.1 points above the US average of 77.6%.
Spirit Airlines was the most punctual of the 7 airlines on the route at 87.6%, while Southwest Airlines trailed at 68.9%.
February has been the best month (83% on time) and Sunday the weakest day of the week (75%).
0.7% of flights were cancelled, versus 1.8% nationally.
LAS to LAX on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Spirit Airlines | 87.6% | 66 min | 1.1% | 555 |
| United Airlines | 86.2% | 54 min | 0.7% | 1,572 |
| SkyWest Airlines | 84.3% | 61 min | 1.5% | 343 |
| Delta Air Lines | 84.0% | 72 min | 1.0% | 1,737 |
| Frontier Airlines | 79.8% | 61 min | 0.5% | 623 |
| American Airlines | 74.5% | 94 min | 0.8% | 1,020 |
| Southwest Airlines | 68.9% | 46 min | 0.4% | 2,382 |
| Alaska Airlines | Limited data | 17 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly LAS to LAX
On-time arrival % by scheduled departure hour (local time), 17,606 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 97.3% | 0.0% | 301 |
| 6am–7am | 94.8% | 0.2% | 1,891 |
| 7am–8am | 88.4% | 0.4% | 1,278 |
| 8am–9am | 86.6% | 0.7% | 713 |
| 9am–10am | 86.5% | 0.8% | 1,061 |
| 10am–11am | 85.1% | 0.1% | 1,439 |
| 11am–12pm | 78.7% | 0.1% | 766 |
| 12pm–1pm | 80.8% | 0.9% | 883 |
| 1pm–2pm | 79.8% | 0.5% | 1,192 |
| 2pm–3pm | 76.9% | 0.5% | 930 |
| 3pm–4pm | 69.9% | 0.4% | 521 |
| 4pm–5pm | 73.5% | 0.2% | 624 |
| 5pm–6pm | 73.4% | 0.5% | 1,201 |
| 6pm–7pm | 72.4% | 0.1% | 1,211 |
| 7pm–8pm | 72.1% | 0.4% | 1,895 |
| 8pm–9pm | 68.7% | 0.8% | 881 |
| 9pm–10pm | 67.4% | 0.6% | 488 |
| 10pm–11pm | 71.2% | 0.4% | 279 |
| 11pm–12am | 69.2% | 0.0% | 52 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on LAS to LAX
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 87.7% | +6.3 pts | 0.0% | 340 |
| Christmas & New Year (Dec 20 - Jan 3) | 70.5% | -10.8 pts | 0.3% | 728 |
| Summer peak (Jun 15 - Aug 15) | 74.9% | -6.5 pts | 0.5% | 2,905 |
| All other days | 81.3% | — | 0.4% | 13,633 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).