B
Is Delta Air Lines on time Washington to Salt Lake City?
364 flights · January 2025 – August 2026 · all airlines on IAD to SLC →
84.08%
Arrived on time
Route average 83.97%
1.65%
Cancelled
Route average 1.12%
101 min
When late, late by
The other airlines on this route
| Airline | Flights | On time | Grade |
|---|---|---|---|
| United Airlines | 350 | 83.86% | B |
Month by month
Jul 2025
peak 93
Jun 2026