The Aqua Line covers the twin-cities in Gautam Buddh Nagar, is spread over 29.7 km via 21 metro stations.
Services on the Noida-Greater Noida metro rail will be available only after 2 pm on Thursday on account of Holi, the officials said on Tuesday.
Same curtailed timings will be for parking at all metro stations, its operator, the Noida Metro Rail Corporation (NMRC), said in a statement.
The Aqua Line, which covers the twin-cities in Gautam Buddh Nagar, is spread over 29.7 km via 21 metro stations.
"Metro train services will begin at 2 pm on the Aqua Line on March 21 and will continue as per normal timings thereafter," NMRC executive director PD Upadhyay said.
"Parking facility at all the stations will also be available only from 2 pm on March 21," he said the statement.
The metro services otherwise begin at 6 am and continue till 10 pm except on Sundays when the service begins at 8 am, according to officials.
The Aqua Line sees an average ridership of around 10,500, according to an NMRC figure.