When flying from Hanoi to Columbus Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
For a flight from Hanoi to Columbus, you will be flying from Noibai. Hanoi Noibai (HAN) is just 22.8 km from the center of the city. Noibai is the only Hanoi airport and it handles 0 outbound flights to Columbus per day. 0 airlines have flights to Columbus from Hanoi Noibai on a regular basis.