Great Circle Distance Calculator
Calculate the shortest distance between two points on Earth using the Haversine formula. Includes initial course, final bearing, and midpoint.
Inputs
°
°
°
°
Results
Distance
747.8 NM
Initial True Course
246°
Distance860.5 SM
Distance1,384.8 km
Final Bearing238°
Est. Time at 120 kt374 min
Est. Time at 450 kt100 min
How to Use This Calculator
- Enter departure and destination coordinates in decimal degrees.
- North latitude and East longitude are positive; South and West are negative.
- Look up airport coordinates on SkyVector or AirNav.
- Results show great circle distance and initial true course.
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