Anas (May Allah be pleased with him) reported:
The Messenger of Allah (ﷺ) said, "Keep to travelling by night because the earth is folded (traversed more easily) during the night."[Abu Dawud]. (ID)
App reference (ID): Book 8, Hadith 9 (ID)
Arabic/English book reference (ID): Book 8, Hadith 964 (ID)