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How to Use Distance Calculator

Calculate the distance between two points on a plane or in 3D, or the great-circle distance between two latitude and longitude points on Earth.

About this tool

Calculate the distance between two points on a plane, in 3D, or between map coordinates.

How to use Distance Calculator

  1. Choose 2D points, 3D points or map coordinates.
  2. Enter the coordinates of both points.
  3. Read the distance and the extra results, such as the midpoint or bearing.

Worked example

London (51.5074, −0.1278) to New York (40.7128, −74.006) is about 5,570 km or 3,461 miles as the crow flies.

Which formula is used for maps?

The haversine formula on a spherical Earth, accurate to about 0.5%.

Why is my road trip longer?

Roads wind around terrain, so driving distances are always longer than the straight great-circle distance.

Put this guide into practice

  • Distance Calculator — Calculate the distance between two points on a plane, in 3D, or between map coordinates.

Explore Math Calculators · More practical guides

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