time zone differences between eastern and mountain time
â¢ The time difference between Mountain Time and Eastern Time is two hours. â¢ Mountain Time and Eastern Time are two standard time zones in North America. â¢ The Mountain Time zone is ahead of the Pacific Time Zone by one hour and is behind the Central Time Zone by one hour.â¢ Mountain Time is arrived at by subtracting 7 hours from the UTC during the shortest days of autumn and winter; UTC â 7.t is important to note that both Mountain Time and Eastern Time keep time by referring to UTC. Mountain Time can be calculated by subtracting 7 hours from UTC. Eastern Time can be calculated by subtracting 5 hours from UTC. However, these times are adjusted by one hour during the day light saving period.