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Great Circle Distance Calculator

Calculate the shortest theoretical distance between two latitude and longitude positions on a spherical Earth. It provides nautical miles and kilometres for broad passage planning.

Starting waypoint
i

Decimal degrees: south is negative and north is positive.

°
Decimal degrees: south is negative and north is positive.
i

Decimal degrees: west is negative and east is positive.

°
Decimal degrees: west is negative and east is positive.
Destination waypoint
i

Decimal degrees: south is negative and north is positive.

°
Decimal degrees: south is negative and north is positive.
i

Decimal degrees: west is negative and east is positive.

°
Decimal degrees: west is negative and east is positive.

Great-circle result

Great-circle distance
395.5 NM
Kilometres
732.4 km
Initial true bearing
014° T · NNE

The bearing changes along a long great-circle route.

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