Palm Springs (PSP) to San Francisco (SFO): On-Time Performance
Data through May 2026
The calendar drives reliability on PSP–SFO. January 2026 flights landed on schedule 84% of the time, but May 2026 dropped to 32% — a gap of 53 points. Across the full period the route averages 70% on-time against a national 78%.
- On-time
- 70%
- arrived <15 min late
- Avg delay
- 22 min
- completed flights
- Cancelled
- 0.7%
- Flights/day
- 6.8
- last 12 months
- Duration
- 1h 43m
- scheduled
- Distance
- 421 mi
Best airline from PSP to SFO
3 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlinesmost reliable | 70% | 21 min | 0.8% | 4,069 |
| United Airlines | 69% | 27 min | 0.6% | 707 |
| Frontier Airlines | 65% | 27 min | 1.1% | 89 |
Monthly on-time trend
Best time to fly from PSP to SFO
Aim for departures around 6 a.m. (77% on-time); avoid 7 p.m. departures (44%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 68% | 24 min |
| Tuesday | 75% | 17 min |
| Wednesday | 73% | 22 min |
| Thursday | 70% | 22 min |
| Friday | 67% | 24 min |
| Saturdaybest | 76% | 17 min |
| Sunday | 64% | 26 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft20%
- Airline operations33%
- National airspace system46%
- Weather1%
Frequently asked questions
- How often are flights from PSP to SFO delayed?
- 30% of PSP–SFO flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 22 minutes.
- Which airline is most reliable from PSP to SFO?
- SkyWest Airlines has the best on-time record on this route at 70%, based on 4,069 flights. 3 airlines flew PSP–SFO frequently enough to compare in this period.
- What is the best time of day to fly from PSP to SFO?
- Departures around 6 a.m. have the best record (77% on-time), while departures around 7 p.m. have the worst (44%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from PSP to SFO?
- The scheduled PSP–SFO flight time averages 1h 43m over 421 miles. Actual arrival times vary — flights on this route land 15+ minutes late 30% of the time.
- How often are PSP to SFO flights cancelled?
- 0.7% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from PSP to SFO?
- May 2026 was the roughest month in this dataset, with only 32% of arrivals on time. The best was January 2026 at 84%. If your dates are flexible, that 53-point gap is worth planning around.
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Based on 4,878 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.