Amritha Express is an overnight express train operated by the Southern Railway zone of the Indian Railways between Thiruvananthapuram Central in Kerala, and Madurai Junction in Tamil Nadu.

This train is approved for extension upto Rameswaram via Manamadurai, Paramakkudi and Ramanathapuram.

It was introduced in January 2001 by the then Railway Minister O. Rajagopal, from Thiruvananthapuram Central to Palakkad Town.

Later, from November 2015, it had been extended and operated as a special express between Palakkad Town and Pollachi Junction.

The link train Rajya Rani Express has got independent coaches and will run with new terminal from Kochuveli to Nilambur Road.