To touch down at Mitchell, SD (MHE-Mitchell Municipal) without delays, pick a flight that takes off from John Glenn Columbus Intl. Airport (CMH) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.