By March 2017, 88 A320neos had been delivered to 20 airlines, 49 with the PW1000G and 39 with the CFM International LEAP-1A, and the fleet had accumulated more than 57,600 flight hours and 37,500 cycles ( h average); over 142 routes the average stage length is 900 nautical miles and like the A320ceo the neo flies an average of 8.4 block hours and up to 10 cycles a day with Lufthansa operating 45 min sectors from Frankfurt to Hamburg or Munich, up to China Southern Airlines flying close to 6 hr sectors.