Las Vegas (LAS) to Boise (BOI) flights
Southwest Airlines, Horizon Air fly nonstop from Harry Reid International Airport to Boise Air Terminal/Gowen Field, with about 27 flights a week in July 2026. The 519-mile flight takes about 1h 43m gate to gate.
- Distance
- 519 mi · 835 km
- Flight time
- 1h 43m
- Airlines
- 2
- Seats filled
- 77%
Airlines flying LAS to BOI
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 20 | Boeing 737 MAX 8, Boeing 737-700 / MAX 7, Boeing 737-800 | 136,745 | 1h 41m |
| Horizon Air | 6 | Embraer E175 | 5,131 | 1h 47m |
| SkyWest AirlinesSeasonal or ended | n/a | Embraer E175 | 9,949 | 1h 49m |
| Alaska AirlinesSeasonal or ended | n/a | Boeing 737-800, Boeing 737-900ER, Boeing 737 MAX 9 | 6,157 | 1h 47m |
| Spirit AirlinesCeased operations 2026-05-02 | n/a | Airbus A320-100/200, Airbus A320neo, Airbus A321 | 3,908 | 1h 48m |
| Allegiant AirSeasonal or ended | n/a | Airbus A319, Airbus A320-100/200 | 1,865 | 1h 53m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
LAS to BOI flight schedule
9 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 7:30am and the last at 8:50pm. 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 458Southwest Airlines | 7:30am | 10:15am | 12 | 100% |
| WN 3425Southwest Airlines | 7:45am | 10:30am | 4 | n/a |
| WN 4365Southwest Airlines | 9:20am | 12:15pm | 4 | n/a |
| WN 776Southwest Airlines | 11:25am | 2:15pm | 12 | 75% |
| WN 1770Southwest Airlines | 12:00pm | 2:50pm | 4 | n/a |
| AS 3120Alaska Airlines · operated by SkyWest Airlines | 3:11pm | 6:09pm | 13 | 69% |
| AS 2182Alaska Airlines · operated by Horizon Air | 5:52pm | 8:43pm | 17 | 69% |
| WN 3314Southwest Airlines | 7:40pm | 10:25pm | 16 | 75% |
| WN 4854Southwest Airlines | 8:50pm | 11:35pm | 20 | 70% |
Is LAS to BOI on time?
From September 2025 to August 2026, 72% of 1,439 flights arrived within 15 minutes of schedule and 0.6% were cancelled. Flights leaving around 8am were the most punctual (94%), those around 10pm the least (47%). Most delay time was caused by late-arriving aircraft (61%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 1,051 | 72% | 15 min | 0.1% |
| Alaska Airlines | 350 | 74% | 21 min | 2% |
| Spirit Airlines | 24 | 63% | 24 min | 0% |
| Allegiant Air | 14 | 71% | 24 min | 0% |
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 |
|---|---|---|---|
| 7am to 8am | 57 | 95% | |
| 8am to 9am | 193 | 94% | |
| 9am to 10am | 100 | 83% | |
| 10am to 11am | 48 | 75% | |
| 11am to 12pm | 40 | 80% | |
| 2pm to 3pm | 138 | 78% | |
| 3pm to 4pm | 52 | 60% | |
| 4pm to 5pm | 90 | 58% | |
| 5pm to 6pm | 101 | 62% | |
| 6pm to 7pm | 57 | 40% | |
| 7pm to 8pm | 183 | 74% | |
| 8pm to 9pm | 122 | 75% | |
| 9pm to 10pm | 83 | 70% | |
| 10pm to 11pm | 144 | 47% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 120 | 12,832 | |
| September 2025 | 114 | 12,711 | |
| October 2025 | 120 | 13,547 | |
| November 2025 | 123 | 13,306 | |
| December 2025 | 137 | 15,489 | |
| January 2026 | 120 | 13,778 | |
| February 2026 | 110 | 12,675 | |
| March 2026 | 126 | 15,013 | |
| April 2026 | 121 | 12,400 | |
| May 2026 | 123 | 14,595 | |
| June 2026 | 115 | 13,999 | |
| July 2026 | 118 | 13,576 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.