Historical on-time performance
Chicago to Palm Springs
1,652 miData through Dec 2025Source: US DOT · BTS
Flights on ORD–PSP arrive on time 75% of the time over the last 12 months.
On-time rate75%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled1.1%of scheduled flights
based on 633 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesbestOn-time80%Medianon timep9040 minCancel0.7%Flights300
- American AirlinesOn-time71%Medianon timep9045 minCancel1.5%Flights333
Why flights run late
Delay causes
- Airline26%
- Weather4%
- Air traffic (NAS)16%
- Late aircraft53%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly ORD → PSP
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 84% on time.
- Mornings84% on time · p90 25 min · 1,067 flights
- Middays75% on time · p90 40 min · 490 flights
- Afternoons74% on time · p90 65 min · 69 flights · limited
- Evenings71% on time · p90 65 min · 119 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 76% to 84% on time.
- Tuesdays84% on time · p90 35 min · 238 flights
- Fridays81% on time · p90 35 min · 260 flights
- Wednesdays81% on time · p90 30 min · 237 flights
- Mondays81% on time · p90 25 min · 252 flights
- Thursdays79% on time · p90 35 min · 264 flights
- Saturdays77% on time · p90 45 min · 262 flights
- Sundays76% on time · p90 45 min · 266 flights
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