According to data from planespotters.net, 25 out of the 27 of 
Lufthansa’s Airbus A340s are currently in service, while two are parked. These two parked aircraft are Airbus A340-300s. The average age of 17 of Lufthansa’s Airbus A340s is 25.1 years, while the ten Airbus A340-600s are 17.2 years old.