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Is Southwest Airlines on time St. Louis to Salt Lake City?
9 flights · January 2025 – August 2026 · all airlines on STL to SLC →
77.78%
Arrived on time
Route average 87.53%
0%
Cancelled
Route average 0.81%
45 min
When late, late by
The other airlines on this route
| Airline | Flights | On time | Grade |
|---|---|---|---|
| Delta Air Lines | 978 | 87.59% | A |
| SkyWest Airlines | 2 | 100% | — |
Month by month
Jul 2025
peak 100
Jun 2026