Dhaka, April 19 -- German flag carrier Lufthansa is notable for simultaneously operating five of the most prominent Boeing and Airbus quadjet wide-body types, including the 747-8, 747-400, A380, A340-300, and A340-600, in scheduled passenger service.

However, speculation regarding the airline's plans for retiring its Airbus A340-600 and Boeing 747-400 fleets has long been circulating within the aviation industry. Recently, the Frankfurt-based operator has finally outlined the retirement plans for these types.

Lufthana said its last four A340-600s will exit service in October, concluding the variant's operational history with the carrier. Meanwhile, two of its eight active Boeing 747-400s will be grounded for the winter season, with a fu...