The driving distance between Las Vegas, NV and Niagara falls, NY is approximately 2295 miles. The driving time would be approximately 36 hours if you were to travel non-stop in good driving conditions. (The driving time does not take into consideration conditions which may extend trip time such as weather, road work, border crossings and rush hour traffic in urban areas.)
The driving distance between Buffalo, NY and Niagara Falls, NY is about 20 miles
The driving distance from Windsor, Canada to Niagara Falls, Canada is 231 miles / 372 km
525 miles to the NY side of the falls.
Fort Drum NY to Niagara Falls NY is 237 driving miles using I-81 South and I-90 West.
About 290 miles.
About 600 miles.
About 360km / 224 miles.
750 miles
414 miles to the New York side of the falls.
about 2300 miles
Indianapolis to Niagara falls New York is 523 miles. Google maps. Works great :)
The driving distance is about 20 miles.