Japan Railways Shinkansen operates a train from Tokyo to Hakone hourly. Tickets cost $24 - $35 and the journey takes 35 min. Alternatively, JR Bus Kanto operates a bus from Tokyo to Hakone every 4 hours. Tickets cost $20 and the journey takes 1 h 51 min.
How to get from Tokyo to Hakone
From Tokyo train to Odawara then taxi to Hakone. 55 min ¥12187. From Tokyo Station Yaesu Exit bus to Hakone Garasunomori Museum then taxi to Hakone. 2 h 1 min ¥7145. From Tokyo drive to Hakone. 1 h 20 min ¥1414.