Lufthansa To Switch Over To Boeing 747-400s

India operations. As many as 12 of its 15 weekly non-stop flights, including seven between Frankfurt and Delhi will operate on these aircraft. The three weekly flights to Chennai would, however, be operated by Airbus A340. The Boeing 747-400, with a range of 12,200 kms, has 28 seats in the first class, 51 in the business and 322 in the economy class.