B
Is United Airlines on time Washington to Salt Lake City?
350 flights · January 2025 – August 2026 · all airlines on IAD to SLC →
83.86%
Arrived on time
Route average 83.97%
0.57%
Cancelled
Route average 1.12%
83 min
When late, late by
The other airlines on this route
| Airline | Flights | On time | Grade |
|---|---|---|---|
| Delta Air Lines | 364 | 84.08% | B |
Month by month
Jul 2025
peak 93
Jun 2026