Jason Leffler NASCAR Xfinity Series results at Las Vegas
| Year | Race # | Start | Finish | Car # | Sponsor | Engine | Owner | Crew Chief | Qualifying Speed | Laps | X Led | Laps Led | Status | Money | Points |
| 2000 | 3 | 9 | 28 | 18 | MBNA | Pontiac | | | 164.709 | 197 | 0 | 0 | running | 14650 | 79 |
| 2004 | 3 | 5 | 22 | 00 | Haas Automation | Chevrolet | | | 170.675 | 198 | 0 | 0 | running | 20335 | 97 |
| 2006 | 4 | 37 | 11 | 32 | Lucas Oil | Chevrolet | | | 163.820 | 206 | 0 | 0 | running | 32048 | 130 |
| 2007 | 4 | 28 | 37 | 38 | Great Clips | Toyota | | | 176.511 | 123 | 0 | 0 | accident | 30135 | 52 |
| 2008 | 3 | 20 | 39 | 38 | Great Clips | Toyota | | | 176.759 | 42 | 0 | 0 | accident | 28083 | 46 |
| 2009 | 3 | 23 | 4 | 38 | Great Clips | Toyota | | | 177.989 | 209 | 0 | 0 | running | 46518 | 160 |
| 2010 | 3 | 31 | 12 | 38 | Great Clips | Toyota | | | 178.926 | 200 | 0 | 0 | running | 28993 | 127 |
| 2011 | 3 | 26 | 9 | 38 | Great Clips | Chevrolet | | | 175.347 | 200 | 0 | 0 | running | 26753 | 35 |
