Flight Fort Worth International Airport departs from Dallas Fort Worth International Airport at 15:30 and arrives at Las Vegas McCarran International Airport at 20:07.The flight has a short stop at Los Angeles.
The flighttime is about 6h 37m. The distance travelled ("as the bird flies"): 2016 Km. So the average speed is roughly 305 Km.
There is an 2 hour time difference between Dallas and Las Vegas