Houston (HOU) to Salt Lake City (SLC) flights
Southwest Airlines flies nonstop from William P. Hobby Airport to Salt Lake City International Airport, with about 8 flights a week in July 2026. The 1,214-mile flight takes about 3h 8m gate to gate.
- Distance
- 1,214 mi · 1,954 km
- Flight time
- 3h 8m
- Airlines
- 1
- Seats filled
- 74%
Airlines flying HOU to SLC
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 8 | Boeing 737 MAX 8, Boeing 737-800, Boeing 737-700 / MAX 7 | 50,473 | 3h 8m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
HOU to SLC flight schedule
5 flight numbers flew this route in August 2026. The first usually leaves at 8:15am and the last at 9:25pm. 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 623Southwest Airlines | 8:15am | 10:20am | 4 | n/a |
| WN 2871Southwest Airlines | 8:20am | 10:25am | 4 | n/a |
| WN 2031Southwest Airlines | 9:25am | 11:35am | 8 | n/a |
| WN 2619Southwest Airlines | 12:55pm | 2:55pm | 12 | 25% |
| WN 1161Southwest Airlines | 9:25pm | 11:30pm | 4 | n/a |
Is HOU to SLC on time?
From September 2025 to August 2026, 78% of 410 flights arrived within 15 minutes of schedule and 0.5% were cancelled. Flights leaving around 9am were the most punctual (91%), those around 2pm the least (46%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (57%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 410 | 78% | 11 min | 0.5% |
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 |
|---|---|---|---|
| 8am to 9am | 162 | 86% | |
| 9am to 10am | 23 | 91% | |
| 11am to 12pm | 83 | 84% | |
| 12pm to 1pm | 25 | 56% | |
| 2pm to 3pm | 39 | 46% | |
| 3pm to 4pm | 14 | 93% | |
| 8pm to 9pm | 15 | 60% | |
| 10pm to 11pm | 18 | 56% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 36 | 4,247 | |
| September 2025 | 34 | 4,097 | |
| October 2025 | 31 | 3,802 | |
| November 2025 | 31 | 3,100 | |
| December 2025 | 31 | 4,065 | |
| January 2026 | 35 | 3,752 | |
| February 2026 | 32 | 3,769 | |
| March 2026 | 39 | 4,731 | |
| April 2026 | 32 | 4,095 | |
| May 2026 | 33 | 4,090 | |
| June 2026 | 38 | 5,523 | |
| July 2026 | 38 | 5,202 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.