(the wife of the Prophet) Hamza bin `Amr Al-Aslami asked the Prophet, "Should I fast while traveling?" The Prophet (ﷺ) replied, "You may fast if you wish, and you may not fast if you wish."
Sahih al-Bukhari Book 30, Hadith 50
← Previous Hadith Hamza bin `Amr Al-Aslami said, "O Allah's Messenger (ﷺ)! I fast continuously."

Sahih al-Bukhari Book 30, Hadith 49 Next Hadith → Allah's Messenger (ﷺ) set out for Mecca in Ramadan and he fasted, and when he reached Al-Kadid, he broke his fast and the people (with him) broke their fast too. (Abu `Abdullah said, "Al-Kadid is a land covered with water between Usfan and Qudaid.")

Sahih al-Bukhari Book 30, Hadith 51