BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
PSP→SEA

Palm Springs, CA (PSP) to Seattle, WA (SEA) flight delay odds

85.9% of 1,649 official scheduled PSP-to-SEA flights arrived on time; 7.3% arrived at least 30 minutes late and 1.3% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALLower disruption
85.9%arrived on time
7.3%30+ min late
1.3%cancelled
1,649scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late3.5%all scheduled flights
120+ minutes late1.6%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival-3.9 mincompleted flights

Which departure time was most reliable for PSP to SEA?

Among qualifying PSP-to-SEA departure window results, Late morning had the highest on-time rate: 92.2% of 359 flights. Afternoon was lowest at 83.2% across 552 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning36386.2%8.3%0.8%
Late morning35992.2%4.2%0.6%
Afternoon55283.2%7.4%2.0%
Evening37483.7%9.4%1.3%

Which weekday was most reliable for PSP to SEA?

Among qualifying PSP-to-SEA weekday results, Tuesday had the highest on-time rate: 91.6% of 237 flights. Friday was lowest at 83.9% across 236 flights.

DayFlightsOn time30+ minCancelled
Monday24386.0%4.1%1.6%
Tuesday23791.6%5.9%0.4%
Wednesday23184.0%9.1%1.3%
Thursday23487.2%4.3%0.4%
Friday23683.9%8.9%1.3%
Saturday23584.3%9.8%2.1%
Sunday23384.5%9.4%1.7%

Which airline was most reliable for PSP to SEA?

Among qualifying PSP-to-SEA airline results, SkyWest Airlines had the highest on-time rate: 86.5% of 415 flights. Delta Air Lines was lowest at 84.9% across 179 flights.

AirlineFlightsOn time30+ minCancelled
Alaska Airlines1,05585.9%7.0%1.3%
SkyWest Airlines41586.5%7.7%0.7%
Delta Air Lines17984.9%8.4%2.2%

Which month was most reliable for PSP to SEA?

Among qualifying PSP-to-SEA month results, April 2026 had the highest on-time rate: 94.0% of 216 flights. December 2025 was lowest at 80.0% across 155 flights.

MonthFlightsOn time30+ minCancelled
July 20256280.6%8.1%3.2%
August 20257380.8%8.2%0.0%
September 20259093.3%2.2%1.1%
October 202514984.6%10.7%0.7%
November 202516589.1%5.5%0.6%
December 202515580.0%6.5%1.3%
January 202618388.0%6.0%2.7%
February 202616683.1%8.4%1.8%
March 202619881.8%11.6%1.5%
April 202621694.0%3.7%0.0%
May 202612385.4%8.9%1.6%
June 20266984.1%8.7%1.4%

What drove PSP to SEA delay minutes?

Airline was the largest recorded PSP-to-SEA delay category, accounting for 39.0% of 13,720 BTS-attributed delay minutes during July 2025–June 2026.

Airline39.0%
Late aircraft37.8%
National airspace21.3%
Weather1.9%
Security0.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.