Best Time to Fly LAS to PSP: On-Time Stats by Hour & Airline
Harry Reid International → Palm Springs International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 72.9% of Las Vegas (LAS) to Palm Springs (PSP) flights arrived on time (744 scheduled flights). That is 4.8 points below the national average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Saturday was the most reliable day (86% on time) and July the worst month (66%).
The cancellation rate was 0.9% (US average 1.8%).
LAS to PSP 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 |
|---|---|---|---|---|
| Southwest Airlines | 72.9% | 47 min | 0.9% | 744 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly LAS to PSP
On-time arrival % by scheduled departure hour (local time), 1,465 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | Limited data | 1 | |
| 8am–9am | 86.0% | 0.0% | 107 |
| 9am–10am | 86.7% | 0.8% | 129 |
| 10am–11am | 78.2% | 1.3% | 79 |
| 11am–12pm | 88.4% | 0.0% | 95 |
| 12pm–1pm | 80.7% | 0.0% | 83 |
| 1pm–2pm | 85.4% | 0.0% | 90 |
| 2pm–3pm | 70.3% | 0.0% | 91 |
| 3pm–4pm | 67.8% | 0.0% | 87 |
| 4pm–5pm | 73.3% | 0.0% | 30 |
| 5pm–6pm | 65.4% | 0.9% | 106 |
| 6pm–7pm | 87.2% | 0.0% | 39 |
| 7pm–8pm | 91.6% | 0.0% | 119 |
| 8pm–9pm | 76.4% | 0.0% | 90 |
| 9pm–10pm | 61.3% | 1.6% | 189 |
| 10pm–11pm | 60.6% | 2.3% | 130 |
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 PSP
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) | 81.8% | +3.4 pts | 0.0% | 33 |
| Christmas & New Year (Dec 20 - Jan 3) | 67.6% | -10.8 pts | 1.4% | 72 |
| Summer peak (Jun 15 - Aug 15) | 64.7% | -13.7 pts | 0.0% | 190 |
| All other days | 78.4% | — | 0.7% | 1,170 |
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).