Knoxville/Maryville (TYS) to Las Vegas (LAS) flights
Allegiant Air flies nonstop from McGhee Tyson Airport to Harry Reid International Airport, with about 2 flights a week in July 2026. The 1,739-mile flight takes about 4h 17m gate to gate.
- Distance
- 1,739 mi · 2,799 km
- Flight time
- 4h 17m
- Airlines
- 1
- Seats filled
- 89%
Airlines flying TYS to LAS
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Allegiant Air | 2 | Airbus A320-100/200, Airbus A319 | 18,577 | 4h 17m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
TYS to LAS flight schedule
1 flight numbers flew this route in August 2026. The first usually leaves at 2:47pm and the last at 2:47pm. 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 92Allegiant Air | 2:47pm | 4:06pm | 5 | 83% |
Is TYS to LAS on time?
From September 2025 to August 2026, 82% of 118 flights arrived within 15 minutes of schedule and 0% were cancelled. Flights leaving around 8am were the most punctual (84%), those around 7am the least (75%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (41%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Allegiant Air | 118 | 82% | 11 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 | 12 | 75% | |
| 8am to 9am | 19 | 84% | |
| 1pm to 2pm | 33 | 82% | |
| 2pm to 3pm | 32 | 75% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 9 | 1,480 | |
| September 2025 | 13 | 2,197 | |
| October 2025 | 15 | 2,205 | |
| November 2025 | 9 | 1,355 | |
| December 2025 | 8 | 1,249 | |
| January 2026 | 9 | 1,458 | |
| February 2026 | 8 | 1,187 | |
| March 2026 | 12 | 1,970 | |
| April 2026 | 8 | 1,274 | |
| May 2026 | 9 | 1,486 | |
| June 2026 | 9 | 1,366 | |
| July 2026 | 9 | 1,350 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.