Airports › Columbus (CMH) › June 2025
Airport month · June 2025
John Glenn Columbus International in June 2025
BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.
In June 2025, reporting carriers scheduled 3,926 domestic departures from John Glenn Columbus International (CMH). 74.1% left less than 15 minutes late and 73.2% reached their destination on time; 2.3% were cancelled.
Nationally that month, 71.4% of flights departed on time and 70.3% arrived on time, so CMH departures were 2.7 points above the national departure figure.
A year earlier, in June 2024, the airport had 3,629 departures with 80.6% leaving on time: a change of −6.5 points, with flights up 8%.
Flights arriving at CMH that month were on time 65.5% of the time (3,928 scheduled arrivals).
Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 43%, national aviation system 29% and air carrier 24%.
- On time 73.2%
- Arrived 15+ minutes late 24.3%
- Cancelled 2.3%
- Diverted 0.2%
June 2025 against a year earlier, the airport's year and the nation
| Measure | Jun 2025 | Jun 2024 | CMH, 12 months to Jul 2026 | All reported flights, Jun 2025 |
|---|---|---|---|---|
| Departed on time | 74.1% | 80.6% | 79.6% | 71.4% |
| Arrived on time | 73.2% | 80.8% | 79.0% | 70.3% |
| Cancelled | 2.3% | 1.4% | 2.0% | 1.6% |
| Average departure delay (late minutes only) | 20.3 min | 14.6 min | 15.0 min | 22.1 min |
| Scheduled departures a day | 131 | 121 | 123 | 20,386 |
| Scheduled departures | 3,926 | 3,629 | 44,711 | 611,575 |
Airlines that month
| Reporting carrier | Flights | Share | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| WN Southwest Airlines | 1,062 | 27% | 76.8% | 8.2 min | 0.2% |
| YX Republic Airline | 1,003 | 26% | 76.7% | 9.7 min | 4.0% |
| DL Delta Air Lines | 387 | 10% | 80.6% | 2.0 min | 2.6% |
| AA American Airlines | 338 | 9% | 65.1% | 28.2 min | 4.4% |
| UA United Airlines | 285 | 7% | 68.1% | 20.1 min | 0.4% |
| MQ Envoy Air | 253 | 6% | 70.8% | 9.7 min | 0.4% |
| NK Spirit Airlines | 209 | 5% | 74.6% | 12.5 min | 4.8% |
| OH PSA Airlines | 160 | 4% | 51.9% | 50.1 min | 5.6% |
| OO SkyWest Airlines | 138 | 4% | 63.8% | 34.9 min | 0.0% |
| AS Alaska Airlines | 60 | 2% | 66.7% | 10.8 min | 0.0% |
| F9 Frontier Airlines | 31 | 1% | 48.4% | 49.7 min | 12.9% |
Busiest routes that month
| Route | Cities | Flights | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| CMH–ORD | Columbus to Chicago | 400 | 68.8% | 17.3 min | 0.3% |
| CMH–ATL | Columbus to Atlanta | 309 | 79.3% | 5.2 min | 2.9% |
| CMH–LGA | Columbus to New York | 244 | 68.0% | 17.3 min | 7.4% |
| CMH–MCO | Columbus to Orlando | 193 | 73.6% | 16.4 min | 3.1% |
| CMH–DCA | Columbus to Washington | 177 | 59.9% | 34.3 min | 7.9% |
| CMH–BOS | Columbus to Boston | 170 | 75.9% | 8.7 min | 1.8% |
| CMH–CLT | Columbus to Charlotte | 169 | 65.7% | 25.3 min | 3.6% |
| CMH–DEN | Columbus to Denver | 155 | 65.2% | 21.7 min | 0.0% |
| CMH–JFK | Columbus to New York | 151 | 68.2% | 11.3 min | 6.6% |
| CMH–DFW | Columbus to Dallas/Fort Worth | 150 | 66.7% | 14.7 min | 3.3% |
| CMH–DTW | Columbus to Detroit | 127 | 87.4% | 7.0 min | 0.0% |
| CMH–PHL | Columbus to Philadelphia | 127 | 64.6% | 21.9 min | 4.7% |
By scheduled departure hour
Delay causes
Questions and answers
How many flights left CMH on time in June 2025?
74.1% of 3,926 scheduled domestic departures left less than 15 minutes late, and 73.2% reached their destination on time. The national figures that month were 71.4% and 70.3%.
How does that compare with a year earlier?
In June 2024, 80.6% of 3,629 departures left on time and 1.4% were cancelled, against 74.1% and 2.3% in June 2025.
Provenance
Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for June 2025; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for CMH · methodology · corrections.