It will take about 2.5 hours to drive the 135 miles.
1.9285714 hours
3 hours
2 hr 5 min.
Time = Distance / Speed = 135 miles / 75 mph = 1.8 hours or 1 hour 48 minutes.
At 60 MPH average, about 2 1/4 hours.
About 1 hour 56 minutes at a constant 70 mph.
It will take about 2.5 hours to travel that 135 miles on US 89.
The total distance is 135 miles. The journey would take about 2 hours and 4 minutes.
It depends on how fast you drive,
Just over 2 hours
At an average 60 mph: 2 hours, 15 minutes