PSP to IAD flight delays & on-time performance
Nonstop flights from Palm Springs International Airport to Washington Dulles International Airport · 2,188 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at PSP or IAD right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Palm Springs (PSP) to Washington (IAD) arrived on time 86% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 3.1% were cancelled, and 2% arrived an hour or more late.
- United Airlines is the only airline reporting nonstop flights on this route.
- Thursday was the most reliable day to fly (100% on time) and Sunday the least (69%).
- The largest source of delay minutes was air traffic control & airport congestion (49%).
Which airline is most on time from PSP to IAD?
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 | 86% | 3.1% | 9 min | 2.2% | 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.
- Monday83%0.0% cancelled
- Tuesday100%0.0% cancelled
- Wednesday100%0.0% cancelled
- Thursday100%0.0% cancelled
- Friday94%0.0% cancelled
- Saturday76%5.6% cancelled
- Sunday69%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.
- Air traffic control & airport congestion49%
- Airline (crew, maintenance, cleaning, fueling)32%
- Late-arriving aircraft19%
- Extreme weather0%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Air traffic control & airport congestion67%
- Extreme weather33%
- Airline (crew, maintenance, cleaning, fueling)0%
- Security0%
PSP to IAD: common questions
- How often are PSP to IAD flights on time?
- 86% 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 Palm Springs to Washington cancelled?
- 3.1% of scheduled flights were cancelled (3 of 96).
- How long are typical delays?
- Across all flights the average arrival delay was 9 min (early arrivals count as zero). Flights that were late arrived 55 min behind schedule on average, and 2.2% of flights were an hour or more late.
- How long is taxi time at PSP?
- Flights on this route spent 20 min taxiing from the gate to takeoff on average.
Related routes
Return trip: IAD to PSP — 95% on time
More flights from Palm Springs
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: PSP → IAD, nonstop flights by US airlines that report to the DOT. How we calculate this.