Missoula (MSO) to Las Vegas (LAS) flights
Allegiant Air flies nonstop from Missoula Montana Airport to Harry Reid International Airport, with about 2 flights a week in July 2026. The 750-mile flight takes about 2h 9m gate to gate.
- Distance
- 750 mi · 1,207 km
- Flight time
- 2h 9m
- Airlines
- 1
- Seats filled
- 75%
Airlines flying MSO to LAS
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Allegiant Air | 2 | Airbus A319, Airbus A320-100/200 | 13,122 | 2h 9m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
MSO to LAS flight schedule
2 flight numbers flew this route in August 2026. The first usually leaves at 10:24am and the last at 9:52pm. 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) |
|---|---|---|---|---|
| G4 1629Allegiant Air | 10:24am | 11:38am | 5 | 94% |
| G4 30Allegiant Air | 9:52pm | 11:03pm | 4 | n/a |
Is MSO to LAS on time?
From September 2025 to August 2026, 78% of 113 flights arrived within 15 minutes of schedule and 1.8% were cancelled. Flights leaving around 10am were the most punctual (93%), those around 8pm the least (67%). Most delay time was caused by late-arriving aircraft (37%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Allegiant Air | 113 | 78% | 25 min | 1.8% |
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 |
|---|---|---|---|
| 10am to 11am | 42 | 93% | |
| 4pm to 5pm | 18 | 72% | |
| 8pm to 9pm | 21 | 67% | |
| 10pm to 11pm | 14 | 69% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 9 | 1,050 | |
| September 2025 | 7 | 879 | |
| October 2025 | 9 | 946 | |
| November 2025 | 9 | 908 | |
| December 2025 | 16 | 1,670 | |
| January 2026 | 9 | 1,146 | |
| February 2026 | 8 | 982 | |
| March 2026 | 9 | 1,155 | |
| April 2026 | 8 | 851 | |
| May 2026 | 10 | 1,133 | |
| June 2026 | 8 | 1,059 | |
| July 2026 | 9 | 1,343 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.