You can"t transform miles to hours directly. Girlfriend can, however, identify how numerous hours that takes to journey a certain number of miles, and also you can also compute the number of miles you take trip within a specific number of hours. Both calculations need a determination of speed, which is a number that you derive by splitting the street traveled by the time required to travel that distance.

You are watching: How many miles is in a hour


If you"re travel in a heat from suggest A to point B, determining your typical speed is simple. You measure the distance you travel (or you check out that number from a map) and also you divide the distance by the moment it took to traverse. You deserve to measure distance in miles, feet, kilometers or any kind of other unit that distance, and you can measure time in hours, minutes, secs or fractions of a second.


Suppose you take trip a street of 100 miles, and it take away 1 1/2 hours to perform it. Your typical speed is then 100 miles divided by 1.5 hours which amounts to 66.67 miles every hour. As soon as calculating miles every hour for ranges that take only minutes, you transform the variety of minutes to fractions of one hour. For example, suppose it takes friend 15 minute to take trip 6 miles. The time elapsed is 15 minutes separated by 60 minutes = 0.25 hours, and your rate is 6 miles divided by 0.25 hours which equates to 24 mph.


Despite the reality that people often use the native speed and also velocity interchangeably, lock aren"t the same. Velocity is a vector quantity, which way that it has a directional component. This is critical distinction because that scientists, and also it"s also relevant to anyone travel from allude A to suggest B top top a winding road.


When you"re traveling straight toward her destination, her speed and velocity room the same, but when the roadway bends to the ideal or left, the velocity changes. The speedometer may suggest a uniform speed, yet each time you veer off course, you"re pull close your destination at a slower rate. On most real roads, you should take these transforms of direction into account to get an accurate relationship between the distance in between two points and also the time the takes come travel between them.


Another complication affecting the relationship between speed and distance on a common road is the fact that speed is seldom uniform. Throughout your trip, you"ll have to slow because that curves and slower traffic, and you may even run into a traffic jam. On the various other hand, you may travel much faster than normal on directly stretches the road.


It"s impractical to take it these fluctuations into account. They occasionally cancel out, but an ext often lock don"t. Due to the fact that they impact the elapsed time and your median speed, lock may lead to an inaccurate relationship in between the street traveled and also the time taken to travel it.


On some record maps, you"ll uncover charts listing the distances between significant cities and also the time it takes to travel between them. This charts base the distance/time relationships on the rate limits, and they take into account the characteristics of the main road you take. You have the right to use them come convert in between miles and also hours, yet there"s a far better way.


Smartphone map apps are much more accurate since they screen traffic, which deserve to sometimes make the difference in between a 2-hour trip and a 6-hour one. Traffic conditions are constantly changing, and driving time approximates on smartphone maps adjust with them. Some apps also suggest alternating routes to your destination that, early out to existing traffic conditions, will obtain you to your location faster than the main route.


If it"s vital for girlfriend to recognize how plenty of hours it takes to drive a certain variety of miles, your best bet is come download a live map app and also use it. Just be certain to pull off the road prior to you examine it.

See more: Are Flying Squirrels And Sugar Gliders The Same Thing ? Flying Squirrel Vs


Although you can transform from miles to hrs as lengthy as you have actually the rate of travel, this formula does not take into account various other variables such as website traffic delays or inclement weather.

Chris Deziel holds a Bachelor's degree in physics and a Master's degree in Humanities, He has taught science, math and English in ~ the college level, both in his aboriginal Canada and also in Japan. He started writing digital in 2010, offering info in scientific, cultural and useful topics. His composing covers science, math and home innovation and design, as well as religion and also the asian healing arts.