Palakkad: Timings of a few trains running on the Konkan route will be altered with the onset of the monsoon. The new changes will come into effect from June 10 and will continue unchanged till October 31. 

Thiruvananthapuram-Mumbai Lokmanya Tilak Netravati Express (16346)

Will start from Thiruvananthapuram at the usual time. (9:15 am)
However, the train will leave Shoranur junction at least 30 minutes -1 hour earlier.
The return train (16345) from Mumbai will start at the usual time. (11:40 AM)

Ernakulam-Nizamuddin Mangala Express ((12617))

Will start 3 hours and 15 minutes earlier from Ernakulam at 10:10 am. Currently, it starts at 1:25 pm from the station.
The return train will reach  2 hours and 55 minutes late, at 10:25 AM.

Mumbai Lokmanya Tilak Kochuveli Garib Rath Express (12201-Monday, Friday)

Will start at 4:55 pm. Will reach Kochuveli 2 hours and 20 minutes late.
The return train (on Mondays and Fridays) will start 1 hour and 15 minutes earlier than the usual time, at 7:45 am.
Will reach Mumbai around 3 hours late, at 2:45 pm.