Route
MEM → LAS
Frederick W. Smith International Airport Harry Reid International Airport
1,416 miles
Return route LAS → MEM →
How punctual is this route?
- On-time arrivals
- 80.1%
- Less than 15 minutes late
- Cancelled
- 0.5%
- Of scheduled flights
- Average delay when late
- 70 min
- Flights arriving 15+ minutes late
- Flights tracked
- 547
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 53%
- Air traffic control & airport 23%
- Airline (crew, maintenance, cleaning) 23%
- Extreme weather 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 82.5% | 57 |
| October 2025 | 78.3% | 69 |
| November 2025 | 90.6% | 64 |
| December 2025 | 87.7% | 57 |
| January 2026 | 92.3% | 42 |
| February 2026 | 88.9% | 36 |
| March 2026 | 79.1% | 43 |
| April 2026 | 69.0% | 42 |
| May 2026 | 61.5% | 39 |
| June 2026 | 65.7% | 35 |
| July 2026 | 80.6% | 36 |
| August 2026 | 74.1% | 27 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Southwest Airlines | 316 | 80.8% | 0.9% | 62 min |
| NK | 107 | 91.6% | 0.0% | 49 min |
| Allegiant Air | 105 | 69.5% | 0.0% | 97 min |
| Frontier Airlines | 19 | 63.2% | 0.0% | 51 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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