Is a 45-Minute Layover Enough at CMH?
John Glenn Columbus International — Columbus
🔴
High Risk — 50% miss rate
Probably not — a 45 minutes layover at CMH means roughly a 50% chance of missing your flight.
50%
Miss Rate
81%
On-Time Rate
69m
Avg Delay
Why 45 Minutes Is High Risk at CMH
A 45-minute connection at CMH is very risky. There's roughly a 50% chance you'll miss your connecting flight. We strongly recommend at least 133 minutes, or consider booking a direct flight.
·Airport reliability: CMH has a 81% on-time rate
−Below minimum connection time: CMH requires at least 60 minutes for domestic connections. You have 45.
−High average delay: When flights are late at CMH, the average delay is 69 minutes
Minimum Connection Time at CMH
60m
Domestic
120m
International
Your 45-minute layover is 15 minutes below the domestic minimum. Even without any delays, you may not have enough time to reach your gate.
Compare Other Layover Times at CMH
Click any row to see the full analysis for that layover time.
What to Do Instead
- →Look for itineraries with 133+ minute layovers at CMH
- →Consider a direct flight if available
- →Book both legs on the same ticket (airline must rebook you if you miss the connection)
- →Choose an early morning first leg — morning flights are delayed less often
Check a Different Layover Time
Enter your exact connection time for a personalized assessment.