Route Reliability
Sacramento → Salt Lake City
SMF–SLC · 532 miles · Sacramento International Airport to Salt Lake City International Airport
- 89%
- Arrive within 15 minutes
- 2 min early
- Average arrival delay
- 0.6%
- Cancelled
- 2,156
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Delta Air Lines91%1,583 flights
- 2.Southwest Airlines83%573 flights
What the data says
Morning-you made the right choice.
SMF–SLC flights departing between 3–6 AM arrived on time 98% of the time, versus 74% between 6–9 PM.
Saturday has been the better bet.
A small edge: 91% on time on Saturdays against 85% on Fridays.
Delta Air Lines runs this route best.
Delta Air Lines arrived on time 91% of the time on this route; Southwest Airlines managed 83%.
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
- Mon88%(325 flights)
- Tue90%(301 flights)
- Wed89%(297 flights)
- Thu87%(323 flights)
- Fri85%(328 flights)
- Sat91%(245 flights)
- Sun90%(322 flights)
- 3–6 AM98%(415 flights)
- 6–9 AM95%(104 flights)
- 9 AM–12 PM93%(516 flights)
- 12–3 PM89%(387 flights)
- 3–6 PM82%(410 flights)
- 6–9 PM74%(304 flights)
- 9 PM–12 AM—(5 flights)
Jun 92% → May 86% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 92% | 196 |
| July 2025 | 88% | 204 |
| August 2025 | 87% | 189 |
| September 2025 | 88% | 180 |
| October 2025 | 90% | 191 |
| November 2025 | 91% | 179 |
| December 2025 | 85% | 165 |
| January 2026 | 88% | 154 |
| February 2026 | 88% | 148 |
| March 2026 | 92% | 165 |
| April 2026 | 88% | 172 |
| May 2026 | 86% | 198 |
Keep nerding
Based on 2,156 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.