So prepare to travel to abroad of seniors in this group should be studied carefully and should have a good preparation. (Rattanaphaitunchai, 2014) The senior travel market has become an increasingly important area of interest to the tourism industry for more than a decade due to its market size and potential growth. The trends toward early retirement, increased number of leisure years, active lifestyles, longevity, and time flexibility after retirement make the elderly an attractive market for the tourism industry. The Thai senior travel market is one of the important senior segments for tourism industry. However, little knowledge is known regarding this segment, particularly its travel related-behavior and motivations to visit abroad.