Search for answers or browse our knowledge base.
Majority of the scholars say no, except if there is hardship involved. They agreed though that if the traveler does break it during the day, the traveler needs to only make up that day without a need to pay kaffara (expiation).
However, according to Imam Ahmad, the answer is yes; a person who is fasting and started traveling after fajr, can break the fast while traveling during the day even if there is no hardship.