BY FLIGHT : There are 4 flights come to Srinagar by Patna like Indigo, Jet Airways ,Air India & Go Air they all operates daily from early morning to evening. All flights are direct & take 7 to 8 hours to reach Srinagar with one stop in Delhi.
BY TRAIN : There is only one train Himgiri Express which operate only Wednesday Saturday and Sunday they drops you at Jammu Tawi Railway the distance is 1490 kms & take approx 26 hours to reach Jammu and than you choose taxi for further journey.
BY ROAD : There is no bus service or operator from Patna to Jammu Kashmir. You take bus from Patna to Delhi ISBT & than take another Bus from ISBT Kashmiri Gate Delhi to Jammu Bus stand the approx distance is 600 kms & it will take 11 hours approx to reach Jammu by road. In Jammu there are various option to reach Kashmir you take local sharing Cabs local bus service and individual cabs . Bus service operates in the night only you take Volvo buses as well as local buses from Jammu Bus stand & rest services like individual taxi & sharing cabs you take from exit point of Railway station , Jammu Bus stand & Gumat chowk they operates whole day. The distance between Jammu to Kashmir is approx 300 Kms & it will take 8 to 10 hours to reach Kashmir.