SW Business Aviation (Baku Heydar Aliev International) has returned its VIP-configured ATR42-500 (4K-AZ808, cn 673) to its lessor. The Azerbaijani business/private charter specialist will, however, continue to operate a fleet consisting of various Gulfstream Aerospace (GLF, Savannah International) business jets and a solitary B727-200, 4K-8888 (msn 22543).