en route descent

en route descent

A descent from the en route cruising altitude, which takes place along the route of flight.
References in periodicals archive ?
We then began an en route descent on radar vectors for an approach to runway 08 at Albuquerque (KABQ).
The sortie was uneventful until the en route descent into Dyess AFB for recovery.
Until my en route descent, the flight was uneventful.