IAD to PSP flight delays & on-time performance
Nonstop flights from Washington Dulles International Airport to Palm Springs International Airport · 2,188 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at IAD or PSP right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Washington (IAD) to Palm Springs (PSP) arrived on time 95% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 2.1% were cancelled, and 1% arrived an hour or more late.
- United Airlines is the only airline reporting nonstop flights on this route.
- Friday was the most reliable day to fly (100% on time) and Saturday the least (89%).
- The largest source of delay minutes was extreme weather (46%).
Which airline is most on time from IAD to PSP?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| United Airlines | 95% | 2.1% | 4 min | 1.1% | 96 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
Not enough departures across different hours to compare.
Best day of the week
On-time arrival rate by day of departure.
- Monday89%0.0% cancelled
- Tuesday100%0.0% cancelled
- Wednesday100%0.0% cancelled
- Thursday95%0.0% cancelled
- Friday100%0.0% cancelled
- Saturday89%0.0% cancelled
- Sunday100%11.1% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Extreme weather46%
- Air traffic control & airport congestion32%
- Airline (crew, maintenance, cleaning, fueling)22%
- Late-arriving aircraft0%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather50%
- Air traffic control & airport congestion50%
- Airline (crew, maintenance, cleaning, fueling)0%
- Security0%
IAD to PSP: common questions
- How often are IAD to PSP flights on time?
- 95% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Washington to Palm Springs cancelled?
- 2.1% of scheduled flights were cancelled (2 of 96).
- How long are typical delays?
- Across all flights the average arrival delay was 4 min (early arrivals count as zero). Flights that were late arrived 60 min behind schedule on average, and 1.1% of flights were an hour or more late.
- How long is taxi time at IAD?
- Flights on this route spent 21 min taxiing from the gate to takeoff on average.
Related routes
Return trip: PSP to IAD — 86% on time
More flights from Washington
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: IAD → PSP, nonstop flights by US airlines that report to the DOT. How we calculate this.