A function that calculates distances between pairs of airport codes. Distances are calculated using the Haversine formula which assumes a spherical earth. Distances are returned in kilometres.

airport_distance(airport1, airport2)

Arguments

airport1

Takes a three-letter IATA code corresponding to an airport

airport2

As above

Value

The great circle distance in kilometres between the two airports

Examples

airport_distance("YVR","YYZ")
#> [1] 3346.562