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Is Delta Air Lines on time Salt Lake City to Seattle?
2,222 flights · January 2025 – August 2026 · all airlines on SLC to SEA →
83.26%
Arrived on time
Route average 80.17%
0.54%
Cancelled
Route average 0.97%
54 min
When late, late by
The other airlines on this route
| Airline | Flights | On time | Grade |
|---|---|---|---|
| Alaska Airlines | 1,369 | 76.71% | C |
| SkyWest Airlines | 419 | 77.35% | C |
| Frontier Airlines | 98 | 69.47% | — |
Month by month
Jul 2025
peak 91
Jun 2026