Bismarck (BIS) to Las Vegas (LAS) flights
Allegiant Air flies nonstop from Bismarck Municipal Airport to Harry Reid International Airport, with about 2 flights a week in July 2026. The 1,048-mile flight takes about 2h 44m gate to gate.
- Distance
- 1,048 mi · 1,687 km
- Flight time
- 2h 44m
- Airlines
- 1
- Seats filled
- 84%
Airlines flying BIS to LAS
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Allegiant Air | 2 | Airbus A319, Airbus A320-100/200 | 15,434 | 2h 44m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
BIS to LAS flight schedule
2 flight numbers flew this route in August 2026. The first usually leaves at 12:34pm and the last at 2:38pm. 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 25Allegiant Air | 12:34pm | 1:22pm | 5 | 89% |
| G4 46Allegiant Air | 2:38pm | 3:22pm | 4 | n/a |
Is BIS to LAS on time?
From September 2025 to August 2026, 80% of 116 flights arrived within 15 minutes of schedule and 0.9% were cancelled. Flights leaving around 12pm were the most punctual (84%), those around 11am the least (83%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (64%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Allegiant Air | 116 | 80% | 17 min | 0.9% |
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
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 9 | 1,261 | |
| September 2025 | 8 | 1,064 | |
| October 2025 | 9 | 1,274 | |
| November 2025 | 10 | 1,290 | |
| December 2025 | 17 | 1,885 | |
| January 2026 | 8 | 1,095 | |
| February 2026 | 8 | 1,107 | |
| March 2026 | 11 | 1,530 | |
| April 2026 | 9 | 1,217 | |
| May 2026 | 9 | 1,299 | |
| June 2026 | 8 | 1,074 | |
| July 2026 | 9 | 1,338 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.