1.  flight path(n = noun.location) - the path of a rocket or projectile or aircraft through the air;
is a kind of itinerary, path, route

2.  flight path(n = noun.location) air lane, airway, skyway - a designated route followed by airplanes in flying from one airport to another;
is a kind of itinerary, path, route
has particulars: approach, approach path, glide path, glide slope, holding pattern

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