How busy is John Glenn Columbus International right now?

The TSA wait at CMH is about 9-15 minutes. Check live conditions, weather, and FAA delay status above for a full picture of how busy CMH is right now.

What is the FAA airport status for CMH?

The FAA airport status for CMH (John Glenn Columbus International) shows current delays, ground stops, and departure/arrival delay programs. CMH has an on-time departure rate of 82%, with an average delay of 67 minutes when delays occur. Check above for live FAA status and real-time conditions.

Is CMH busy right now?

Check the live status above for real-time conditions at John Glenn Columbus International (CMH). TSA wait is currently about 9-15 minutes. Overall, 82% of flights depart on time from CMH. The least busy time for security is 4 AM (about 5 min).

Is John Glenn Columbus International operating normally today?

Check the live FAA status and delay data above for current operations at CMH. On a typical day, 82% of departures from John Glenn Columbus International are on time. When delays occur, they average about 67 minutes. The most common reason for departure delays here is the incoming plane arriving late.

Are there delays at John Glenn Columbus International today?

Check the live delay tracker above for current CMH delays. Historically, 82% of departures are on time, and when delays occur they average 67 minutes. About 1.8% of flights are cancelled. The most common reason for departure delays here is the incoming plane arriving late.

What is the average departure delay at John Glenn Columbus International?

When departures at CMH (John Glenn Columbus International) are delayed, the average delay is about 67 minutes. Overall, 82% of flights depart on time. About 1.8% of flights are cancelled.

What causes the most departure delays at John Glenn Columbus International?

The most common reason for departure delays here is the incoming plane arriving late. At CMH, 82% of departures are on time, and when delays occur they average 67 minutes.

Is it safe to book a tight connection at John Glenn Columbus International?

CMH is fairly reliable, so a 60-minute domestic connection is usually fine. For international flights, allow at least 90 minutes.

What's the best time to fly from John Glenn Columbus International?

Early morning flights (before 8 AM) tend to have the best on-time performance at most airports, including CMH. For shorter security lines, aim for 4 AM (about 5 min). Midweek flights (Tuesday and Wednesday) also tend to see fewer delays than weekend or Monday departures.

CMH Columbus Delays & Airport Status

Q: What are TSA wait times at CMH?

The TSA wait at CMH is about 9-15 minutes. The fastest time through security is 4 AM (about 5 min). The busiest period is 6 AM (23-29 minutes). Wait times are similar throughout the week.

John Glenn Columbus International

CMH delays today: John Glenn Columbus International has an on-time departure rate of about 82%. The FAA airport status for CMH typically shows an average delay of 67 minutes when departures are delayed. The most common reason for departure delays here is the incoming plane arriving late. Roughly 1.8% of flights are cancelled. The typical taxi-out time from gate to takeoff is about 17 minutes. The current TSA wait is about 9-15 minutes. The fastest time through security is 4 AM (about 5 min). The busiest period is 6 AM (23-29 minutes).

Source: BTS, FAA. Updated April 2026.