Historical on-time performance
Washington to Palm Springs
2,188 miData through Dec 2025Source: US DOT · BTS
Flights on IAD–PSP arrive on time 92% of the time over the last 12 months.
On-time rate92%arrived within 15 min
p90 delay5 min1 in 10 flights is worse (tail risk)
Cancelled1.1%of scheduled flights
based on 92 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesOn-time92%Medianon timep905 minCancel1.1%Flights92
Why flights run late
Delay causes
- Airline8%
- Weather0%
- Air traffic (NAS)92%
- Late aircraft0%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
Over time
On-time trend
By season
On-time rate by month
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