It wasnarrated from 'Abdur-Rahman bin 'Awf that the Messenger ofAllah(ﷺ) said:
"The one who fasts Ramadan while traveling is likeonewho breaks his fast when not traveling." (FR)
English reference (FR): Vol. 1, Book 7, Hadith 1666 (FR)
Arabic reference (FR): Book 7, Hadith 1735 (FR)