Best Time to Fly PSP to SMF: On-Time Stats by Hour & Airline
Palm Springs International → Sacramento International
Data through July 2026 · Last updated October 18, 2026
522 flights were scheduled from Palm Springs (PSP) to Sacramento (SMF) in the last 12 months, and 83.4% of those that flew arrived on time, 5.7 points above the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Tuesday was the most reliable day (94% on time) and April the worst month (79%).
The cancellation rate was 0.6% (US average 1.8%).
PSP to SMF 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 | 83.4% | 55 min | 0.6% | 522 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly PSP to SMF
On-time arrival % by scheduled departure hour (local time), 937 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | Limited data | 7 | |
| 6am–7am | 96.9% | 0.0% | 66 |
| 7am–8am | 96.8% | 0.0% | 254 |
| 8am–9am | Limited data | 14 | |
| 9am–10am | Limited data | 8 | |
| 10am–11am | 92.0% | 1.1% | 88 |
| 11am–12pm | 94.3% | 0.0% | 35 |
| 12pm–1pm | Limited data | 9 | |
| 1pm–2pm | Limited data | 13 | |
| 2pm–3pm | Limited data | 9 | |
| 3pm–4pm | Limited data | 2 | |
| 4pm–5pm | Limited data | 18 | |
| 5pm–6pm | 83.7% | 0.0% | 104 |
| 6pm–7pm | 68.9% | 0.8% | 243 |
| 7pm–8pm | 78.8% | 0.0% | 66 |
| 8pm–9pm | Limited data | 1 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on PSP to SMF
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) | Limited data | 19 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 83.8% | -1.1 pts | 2.6% | 38 |
| Summer peak (Jun 15 - Aug 15) | 88.6% | +3.6 pts | 0.0% | 105 |
| All other days | 84.9% | — | 0.3% | 775 |
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).