How delayed is Columbus, OH (CMH)?

Columbus, OH has an on-time rate of 82.6%. The average delay is 12.1 min.

What causes delays at CMH?

The main delay causes at CMH are carrier issues (32.8%), weather (4.4%), NAS/air traffic control (27.5%), and late arriving aircraft (35.2%).

What is the best time to fly from CMH?

The best time to fly from CMH is at 5:00 with a 90.9% on-time rate. Sep is the best month with 87.6% on-time flights.

Columbus, OH

Columbus, OH, OH — CMH

On-Time Rate

82.6%

2019-2025

Avg Delay

12.1 min

when delayed

Cancel Rate

2.2%

flights cancelled

Total Flights

266,248

2019-2025

Best Month

Sep

87.6% on-time

Worst Month

Jul

78.1% on-time

Best Departure Time

5:00

90.9% on-time

12-Month On-Time Trend

Delay Causes

Best Time to Fly (By Hour)

Seasonal Pattern

Airlines at CMH

Airline	Flights	On-Time	Avg Delay
Republic Airways	74,352	85.0%	N/A
Southwest Airlines	73,245	83.4%	N/A
Envoy Air	21,975	80.4%	N/A
American Airlines	20,574	79.7%	N/A
Delta Air Lines	19,913	89.1%	N/A
Spirit Airlines	12,781	77.2%	N/A
United Airlines	12,292	75.1%	N/A
SkyWest Airlines	9,982	81.1%	N/A
PSA Airlines	8,119	77.6%	N/A
Mesa Airlines	4,061	81.9%	N/A

Most Delayed Routes

Destination	On-Time
CMH → SFOSan Francisco, CA	67.3%
CMH → SEASeattle, WA	77.3%
CMH → LAXLos Angeles, CA	77.9%
CMH → IAHHouston, TX	78.7%
CMH → DALDallas, TX	79.1%

Most Punctual Routes

Destination	On-Time
CMH → SLCSalt Lake City, UT	93.0%
CMH → OAKOakland, CA	90.3%
CMH → RDURaleigh/Durham, NC	88.8%
CMH → ATLAtlanta, GA	88.0%
CMH → DTWDetroit, MI	87.9%

Was your flight from Columbus, OH delayed?

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Data source: Bureau of Transportation Statistics (BTS) On-Time Performance dataset. Statistics are based on reported flight data from 2019 through November 2025 and are not real-time. See our data methodology for details.