Flight McCarran International Airport departs from Las Vegas McCarran International Airport at 10:35 and arrives at Boston General Edward Lawrence Logan International Airport at 23:59.The flight has a short stop at San Francisco.
The flighttime is about 10h 24m. The distance travelled ("as the bird flies"): 4901 Km. So the average speed is roughly 471 Km.
There is an 3 hour time difference between Las Vegas and Boston