Is 30 minutes enough for a layover at CMH?
Matches the minimum domestic connecting time, workable only with no security delay. See full 30 min guide →
Is 45 minutes enough for a layover at CMH?
Matches the international MCT and is easily doable for domestic transfers. See full 45 min guide →
Is 1 hour enough for a layover at CMH?
Matches the international MCT and covers CBP processing for arriving international flights. See full 1 hr guide →
Is 1 hour 15 min enough for a layover at CMH?
Generous buffer for any connection type, including international arrivals needing CBP clearance. See full 1¼ hr guide →
Is 1½ hours enough for a layover at CMH?
Well above all MCT thresholds, ideal even during peak morning or evening banks. See full 1½ hr guide →
Is 2 hours enough for a layover at CMH?
Excess buffer time; likely to include a long wait at the gate. See full 2 hr guide →
Is 2½ hours enough for a layover at CMH?
Far more time than required, best used to explore CMH's limited concessions. See full 2½ hr guide →
Is 3 hours enough for a layover at CMH?
Long layover with no connection risk given the airport's small size. See full 3 hr guide →
Is 4 hours enough for a layover at CMH?
Excessive buffer for CMH's simple layout; consider a nearby lounge or leaving security if permitted. See full 4 hr guide →