Route Reliability
Salt Lake City → Austin
SLC–AUS · 1,086 miles · Salt Lake City International Airport to Austin–Bergstrom International Airport
- 83%
- Arrive within 15 minutes
- 3 min
- Average arrival delay
- 0.6%
- Cancelled
- 1,780
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Delta Air Lines83%1,311 flights
- 2.Southwest Airlines81%469 flights
What the data says
Morning flights do better here.
SLC–AUS flights departing between 3–6 AM arrived on time 100% of the time, versus 79% between 3–6 PM.
Wednesday comes out ahead.
A small edge: 85% on time on Wednesdays against 80% on Sundays.
Not much between Delta Air Lines and Southwest Airlines.
On this route they all land within 81% to 83% on time. Pick on schedule and price.
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
- Mon83%(253 flights)
- Tue82%(242 flights)
- Wed85%(261 flights)
- Thu80%(272 flights)
- Fri84%(275 flights)
- Sat84%(206 flights)
- Sun80%(255 flights)
- 3–6 AM100%(14 flights)
- 6–9 AM95%(104 flights)
- 9 AM–12 PM85%(517 flights)
- 12–3 PM79%(481 flights)
- 3–6 PM79%(452 flights)
- 6–9 PM85%(196 flights)
Jun 74% → May 86% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 74% | 160 |
| July 2025 | 65% | 167 |
| August 2025 | 85% | 142 |
| September 2025 | 88% | 133 |
| October 2025 | 82% | 151 |
| November 2025 | 78% | 134 |
| December 2025 | 86% | 140 |
| January 2026 | 89% | 134 |
| February 2026 | 87% | 140 |
| March 2026 | 86% | 169 |
| April 2026 | 88% | 147 |
| May 2026 | 86% | 147 |
Keep nerding
Based on 1,780 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.