Cancel train ticket online using PNR number

It’s not possible to cancel your railway ticket online without logging into irctc website.

Procedure to cancel railway ticket online
1. Log on to https://irctc.co.in
2. Click print/cancel ticket option.
3. Select the radio button corresponding to the PNR number that you want to cancel.
4. Choose the passengers whose itinerary should be cancelled.
5. Press cancel.