PSP to SEA flight delays & on-time performance
Nonstop flights from Palm Springs International Airport to Seattle–Tacoma International Airport · 987 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at PSP or SEA 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 Seattle (SEA) arrived on time 87% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 1.2% were cancelled, and 3% arrived an hour or more late.
- SkyWest Airlines was the most punctual airline here (88% on time); Delta Air Lines was the least (87%).
- Departures scheduled around 10am did best (98% on time); around 7pm did worst (80%).
- Tuesday was the most reliable day to fly (92% on time) and Friday the least (85%).
- The largest source of delay minutes was late-arriving aircraft (39%).
Which airline is most on time from PSP to SEA?
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 |
|---|---|---|---|---|---|
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 88% | 0.7% | 9 min | 2.9% | 415 |
| Alaska Airlines | 87% | 1.2% | 8 min | 3.5% | 1,055 |
| Delta Air Lines | 87% | 2.2% | 15 min | 4.6% | 179 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 7am88%328 flights
- 8am86%35 flights
- 9am89%123 flights
- 10am98%56 flights
- 11am93%180 flights
- 12pm97%36 flights
- 1pm74%34 flights
- 2pm87%265 flights
- 3pm82%217 flights
- 5pm86%114 flights
- 6pm88%56 flights
- 7pm80%148 flights
- 8pm93%56 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday88%1.2% cancelled
- Tuesday92%0.4% cancelled
- Wednesday86%0.9% cancelled
- Thursday88%0.4% cancelled
- Friday85%1.3% cancelled
- Saturday86%2.1% cancelled
- Sunday86%2.1% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft39%
- Airline (crew, maintenance, cleaning, fueling)38%
- Air traffic control & airport congestion21%
- Extreme weather2%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)60%
- Air traffic control & airport congestion25%
- Extreme weather15%
- Security0%
PSP to SEA: common questions
- How often are PSP to SEA flights on time?
- 87% 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 Seattle cancelled?
- 1.2% of scheduled flights were cancelled (20 of 1,649).
- 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 65 min behind schedule on average, and 3.4% of flights were an hour or more late.
- How long is taxi time at PSP?
- Flights on this route spent 15 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SEA to PSP — 83% 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 → SEA, nonstop flights by US airlines that report to the DOT. How we calculate this.