BY FLIGHT : There is no airport in Bikaner so first you go to Jaipur Airport the nearest airport from Bikaner city & the distance is 330 kms. Than you take flight from there. There is only one flight from Jaipur to Srinagar i.e. Jet Airways. & it takes approx 8 hours 30 minutes to reach Srinagar with one stop in Delhi
BY TRAIN : There is also option to come by train. There are two trains one is Adi Jat Express & another is Janamboomi express which operate everyday & drops you at Jammu Tawi Railway the distance is 744 kms & take approx 17 hours 50 minutes to reach Jammu and than you choose taxi for further journey.
BY ROAD : There is no bus service or operator from Bikaner to Jammu Kashmir. You can take Rathore Travels (Bikaner) from Bikaner to Jalandhar an then take take another Bus from Jalandhar Bus Stand to Jammu Bus stand the approx distance is 217 kms & it will take 3.5 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.