Air distance from San Marino, San Marino to Majuro, Marshall Islands is 8700 Miles (14001.3 Kilometers / 7555.1 Nautical Miles).
Flight duration time from San Marino to Majuro is 18 hrs, 3 mins. This is the In-The-Air flight time. You should also add the taxi time, airport wait times and possible delays due to bad weather, etc. for the total flight duration time.