Noida Metro to introduce Fast Trains on Aqua Line during peak hours The average run time of the Aqua Line from Sector 51 Metro Station in Noida to Depot Station in Greater Noida and vice versa is 45 minutes 43 seconds (one way), which will be reduced to 36 minutes 40 seconds, thereby saving around 9 minutes of travel time for the Aqua Line commuters. NMRC will be implementing this in February itself. The length of the corridor covered by the Aqua Line is 29.8 km. The average run time of the Aqua Line from Sector 51 Metro Station in Noida to Depot Station in Greater Noida and vice versa is 45 minutes 43 seconds (one way), which will be reduced to 36 minutes 40 seconds, thereby saving around 9 minutes of travel time for the Aqua Line commuters.