Add Route
Enter speed
Enter range

Air Distance & Flight Time Calculation

The Great Circle Mapper

Draw you flight path on a map and calculate the great circle distance in nautical miles and kilometers. Get estimated flight time by choosing an aircraft type or entering the cruising speed.Click in the large textfield above to enter all the airports of your flight route!

iPhone App available!

The brandnew Flight Distance iPhone App is available in the app store now! Click the App Store button below or visit for more information.