From Sealdah train to Durga Nagar, taxi to Kolkata airport, fly to Patna airport, then taxi to Patna. 2 h 43 min $58. From Howrah Junction (HWH) train to Patna Junction (PNBE). 8 h 25 min $19. From Kolkata bus to Patna. 12 h $11. From Kolkata drive to Patna. 8 h 16 min $71.
Train, bus or fly from Kolkata to Patna?
IndiGo Airlines, Spicejet and GoAir fly from Kolkata to Patna 4 times a day. Alternatively, Indian Railways operates a train from Kolkata to Patna 5 times a day. Tickets cost $10 - $21 and the journey takes 8 h 25 min.