Palm Springs (PSP) to San Francisco (SFO): On-Time Performance
Data through July 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 68% on-time against a national 78%.
- On-time
- 68%
- arrived <15 min late
- Avg delay
- 23 min
- completed flights
- Cancelled
- 0.7%
- Flights/day
- 7.0
- last 12 months
- Duration
- 1h 43m
- scheduled
- Distance
- 421 mi
Best airline from PSP to SFO
3 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| United Airlinesmost reliable | 69% | 27 min | 0.6% | 680 |
| SkyWest Airlines | 68% | 22 min | 0.7% | 4,379 |
| 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. (79% on-time); avoid 7 p.m. departures (44%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 65% | 24 min |
| Tuesday | 73% | 17 min |
| Wednesday | 70% | 22 min |
| Thursday | 68% | 23 min |
| Friday | 64% | 25 min |
| Saturdaybest | 74% | 18 min |
| Sunday | 63% | 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 operations31%
- National airspace system48%
- Weather1%
Frequently asked questions
- How often are flights from PSP to SFO delayed?
- 32% of PSP–SFO flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 23 minutes.
- Which airline is most reliable from PSP to SFO?
- United Airlines has the best on-time record on this route at 69%, based on 680 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 (79% 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 32% of the time.
- How often are PSP to SFO flights cancelled?
- 0.7% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, 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 5,161 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.