US Airport Distance Calculator is used to calculate the distance between two airports. The steps to be followed to calculate the distance between two airports is given below.

1. Select airport name from the first combo box
2. Select airport name from the second combo box.
3. Click the 'Calculate Distance' button to get the distance between two selected airports.
4. The calculated distance output is displayed on the screen.
5. The output contains short form of City Names, Degrees, Nautical Miles, Statue Miles and Kilometers.
6. If any of the airport is not selected a warning message is displayed on the screen as "Please enter both an Originating and Destination Airport".