Best Time to Fly PSP to SLC: On-Time Stats by Hour & Airline
Palm Springs International → Salt Lake City International
Data through July 2026 · Last updated October 18, 2026
1,078 flights were scheduled from Palm Springs (PSP) to Salt Lake City (SLC) in the last 12 months, and 92.9% of those that flew arrived on time, 15.3 points above the US average of 77.6%.
Among 2 airlines, SkyWest Airlines led with 93.9% on time and Delta Air Lines was last with 78.9%.
Over 24 months, Tuesday was the most reliable day (96% on time) and February the worst month (85%).
The cancellation rate was 0.4% (US average 1.8%).
PSP to SLC 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 |
|---|---|---|---|---|
| SkyWest Airlines | 93.9% | 87 min | 0.4% | 1,007 |
| Delta Air Lines | 78.9% | 142 min | 0.0% | 71 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly PSP to SLC
On-time arrival % by scheduled departure hour (local time), 2,112 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 97.0% | 0.0% | 729 |
| 7am–8am | Limited data | 1 | |
| 12pm–1pm | 94.4% | 0.7% | 559 |
| 1pm–2pm | 79.4% | 0.6% | 166 |
| 2pm–3pm | Limited data | 3 | |
| 4pm–5pm | 94.0% | 1.2% | 85 |
| 5pm–6pm | 91.4% | 0.0% | 569 |
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 SLC
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) | 97.2% | +4.3 pts | 0.0% | 36 |
| Christmas & New Year (Dec 20 - Jan 3) | 87.7% | -5.2 pts | 1.2% | 82 |
| Summer peak (Jun 15 - Aug 15) | 96.0% | +3.1 pts | 0.0% | 355 |
| All other days | 92.9% | — | 0.3% | 1,639 |
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).