Kakinada Dep 645/700 by Bus fare Rs 30 then Slo to BZA 730 1100 fare Rs 420( 390+30) for 4 hours journey time for 215km. Same journey in APSRTC Indra dep 430 arrival 1000 in reality arrives at 1030 journey time 5.5 to 6 hrs fare is Rs 530 inclusive all online ticket. When u compare with other modes of travel and journey time Railways in the most economic mode of transport in India.