Route Reliability
Seattle → Palm Springs
SEA–PSP · 987 miles · Seattle–Tacoma International Airport to Palm Springs International Airport
- 85%
- Arrive within 15 minutes
- 1 min
- Average arrival delay
- 0.9%
- Cancelled
- 1,699
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Delta Air Lines85%179 flights
- 2.Alaska Airlines85%1,520 flights
What the data says
The late departure is the smart one here.
SEA–PSP flights departing between 9 PM–12 AM arrived on time 91% of the time, versus 80% between 3–6 PM.
Tuesday has been the better bet.
A small edge: 88% on time on Tuesdays against 83% on Wednesdays.
Not much between Delta Air Lines and Alaska Airlines.
On this route they all land within 85% to 85% on time. Pick on schedule and price.
Ticking up lately.
SEA–PSP flights arrived on time 88% of the time over the last three months in the data, compared with 81% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon86%(247 flights)
- Tue88%(240 flights)
- Wed83%(235 flights)
- Thu86%(239 flights)
- Fri83%(240 flights)
- Sat84%(236 flights)
- Sun83%(243 flights)
- 6–9 AM91%(262 flights)
- 9 AM–12 PM83%(519 flights)
- 12–3 PM87%(180 flights)
- 3–6 PM80%(250 flights)
- 6–9 PM84%(436 flights)
- 9 PM–12 AM91%(33 flights)
Jun 80% → May 93% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 80% | 71 |
| July 2025 | 89% | 61 |
| August 2025 | 87% | 74 |
| September 2025 | 89% | 90 |
| October 2025 | 84% | 149 |
| November 2025 | 83% | 174 |
| December 2025 | 77% | 155 |
| January 2026 | 84% | 178 |
| February 2026 | 82% | 181 |
| March 2026 | 80% | 211 |
| April 2026 | 92% | 216 |
| May 2026 | 93% | 120 |
Same trip, other airports
Keep nerding
Based on 1,699 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.