Austin (AUS) to Salt Lake City (SLC) flights
Delta Air Lines, Southwest Airlines, SkyWest Airlines fly nonstop from Austin Bergstrom International Airport to Salt Lake City International Airport, with about 38 flights a week in July 2026. The 1,086-mile flight takes about 2h 54m gate to gate.
- Distance
- 1,086 mi · 1,748 km
- Flight time
- 2h 54m
- Airlines
- 3
- Seats filled
- 82%
Airlines flying AUS to SLC
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Delta Air Lines | 19 | Airbus A320-100/200, Airbus A319, Airbus A220-100 | 128,411 | 2h 54m |
| Southwest Airlines | 12 | Boeing 737 MAX 8, Boeing 737-800, Boeing 737-700 / MAX 7 | 59,530 | 2h 49m |
| SkyWest Airlines | 7 | Embraer E175 | 14,390 | 3h 6m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
AUS to SLC flight schedule
9 flight numbers flew this route in August 2026, 3 of them almost daily. The first usually leaves at 6:05am and the last at 7:30pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| WN 3037Southwest Airlines | 6:05am | 7:55am | 12 | 100% |
| DL 2618Delta Air Lines | 8:00am | 9:53am | 31 | 95% |
| DL 2671Delta Air Lines | 12:20pm | 2:11pm | 26 | 80% |
| WN 4891Southwest Airlines | 1:35pm | 3:25pm | 8 | n/a |
| DL 1507Delta Air Lines | 2:15pm | 4:09pm | 4 | n/a |
| DL 3908Delta Air Lines · operated by SkyWest Airlines | 2:32pm | 4:40pm | 19 | 86% |
| WN 1948Southwest Airlines | 5:15pm | 7:05pm | 4 | n/a |
| DL 2581Delta Air Lines | 6:11pm | 8:10pm | 31 | 79% |
| WN 4342Southwest Airlines | 7:30pm | 9:15pm | 16 | 19% |
Is AUS to SLC on time?
From September 2025 to August 2026, 81% of 1,798 flights arrived within 15 minutes of schedule and 0.7% were cancelled. Flights leaving around 8am were the most punctual (93%), those around 7pm the least (64%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (48%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Delta Air Lines | 1,316 | 86% | 14 min | 0.9% |
| Southwest Airlines | 482 | 68% | 20 min | 0.2% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 5am to 6am | 58 | 90% | |
| 6am to 7am | 77 | 91% | |
| 7am to 8am | 48 | 89% | |
| 8am to 9am | 361 | 93% | |
| 9am to 10am | 48 | 81% | |
| 11am to 12pm | 69 | 93% | |
| 12pm to 1pm | 284 | 81% | |
| 1pm to 2pm | 46 | 65% | |
| 2pm to 3pm | 161 | 79% | |
| 4pm to 5pm | 109 | 75% | |
| 5pm to 6pm | 63 | 70% | |
| 6pm to 7pm | 204 | 84% | |
| 7pm to 8pm | 215 | 64% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 145 | 16,251 | |
| September 2025 | 136 | 15,931 | |
| October 2025 | 153 | 17,902 | |
| November 2025 | 134 | 15,035 | |
| December 2025 | 140 | 16,907 | |
| January 2026 | 133 | 14,690 | |
| February 2026 | 141 | 15,023 | |
| March 2026 | 171 | 17,694 | |
| April 2026 | 148 | 15,599 | |
| May 2026 | 147 | 16,402 | |
| June 2026 | 163 | 20,150 | |
| July 2026 | 169 | 20,747 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.