All perfect praise be to Allah, The Lord of the Worlds. I testify that there is none worthy of worship except Allah, and that Muhammad, sallallaahu 'alayhi wa sallam, is His slave and Messenger.
It is recommended to recite the traveling supplication during every journey, regardless of its distance, as long as Muslim people refer to it as "a travel" according to their custom. Imam An-Nawawi mentioned in his explanation of the Hadith regarding riding an animal (when starting a journey): “This Hadith indicates the desirability of reciting this supplication at the beginning of every journey.” [End quote]
Allah knows best.