Las Vegas (LAS) to Memphis (MEM) flights
Southwest Airlines, Allegiant Air fly nonstop from Harry Reid International Airport to Frederick W. Smith International Airport, with about 8 flights a week in July 2026. The 1,416-mile flight takes about 3h 11m gate to gate.
- Distance
- 1,416 mi · 2,279 km
- Flight time
- 3h 11m
- Airlines
- 2
- Seats filled
- 74%
Airlines flying LAS to MEM
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 6 | Boeing 737 MAX 8, Boeing 737-700 / MAX 7, Boeing 737-800 | 38,959 | 3h 9m |
| Allegiant Air | 2 | Airbus A319, Airbus A320-100/200 | 14,706 | 3h 17m |
| Spirit AirlinesCeased operations 2026-05-02 | n/a | Airbus A320-100/200, Airbus A320neo, Airbus A321 | 16,707 | 3h 8m |
| Frontier AirlinesSeasonal or ended | n/a | Airbus A321, Airbus A320neo, Airbus A320-100/200 | 2,512 | 3h 21m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
LAS to MEM flight schedule
4 flight numbers flew this route in August 2026. The first usually leaves at 6:00am and the last at 3:15pm. 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 74Allegiant Air | 6:00am | 11:28am | 4 | n/a |
| WN 1731Southwest Airlines | 12:10pm | 5:35pm | 12 | 58% |
| WN 846Southwest Airlines | 1:05pm | 6:25pm | 4 | n/a |
| G4 66Allegiant Air | 3:15pm | 8:41pm | 4 | n/a |
Is LAS to MEM on time?
From September 2025 to August 2026, 76% of 547 flights arrived within 15 minutes of schedule and 0.5% were cancelled. Flights leaving around 8am were the most punctual (98%), those around 1pm the least (61%). Most delay time was caused by late-arriving aircraft (44%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 316 | 68% | 15 min | 0.9% |
| Spirit Airlines | 107 | 96% | 3 min | 0% |
| Allegiant Air | 105 | 83% | 20 min | 0% |
| Frontier Airlines | 19 | 74% | 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 |
|---|---|---|---|
| 6am to 7am | 23 | 96% | |
| 7am to 8am | 28 | 89% | |
| 8am to 9am | 56 | 98% | |
| 10am to 11am | 14 | 93% | |
| 11am to 12pm | 54 | 79% | |
| 12pm to 1pm | 61 | 62% | |
| 1pm to 2pm | 57 | 61% | |
| 2pm to 3pm | 96 | 63% | |
| 3pm to 4pm | 92 | 83% | |
| 4pm to 5pm | 30 | 76% | |
| 5pm to 6pm | 27 | 70% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 61 | 7,493 | |
| September 2025 | 57 | 7,861 | |
| October 2025 | 69 | 8,437 | |
| November 2025 | 64 | 7,425 | |
| December 2025 | 58 | 6,545 | |
| January 2026 | 39 | 4,671 | |
| February 2026 | 36 | 4,338 | |
| March 2026 | 45 | 5,929 | |
| April 2026 | 42 | 4,530 | |
| May 2026 | 39 | 5,164 | |
| June 2026 | 35 | 5,210 | |
| July 2026 | 36 | 5,462 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.