Airports › Charleston (CHS) › June 2025
Airport month · June 2025
Charleston AFB/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 2,275 domestic departures from Charleston AFB/International (CHS). 74.1% left less than 15 minutes late and 73.8% reached their destination on time; 2.0% were cancelled.
Nationally that month, 71.4% of flights departed on time and 70.3% arrived on time, so CHS departures were 2.7 points above the national departure figure.
A year earlier, in June 2024, the airport had 2,392 departures with 77.8% leaving on time: a change of −3.7 points, with flights down 5%.
Flights arriving at CHS that month were on time 68.0% of the time (2,281 scheduled arrivals).
Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 45%, national aviation system 27% and air carrier 24%.
- On time 73.8%
- Arrived 15+ minutes late 23.7%
- Cancelled 2.0%
- Diverted 0.5%
June 2025 against a year earlier, the airport's year and the nation
| Measure | Jun 2025 | Jun 2024 | CHS, 12 months to Jul 2026 | All reported flights, Jun 2025 |
|---|---|---|---|---|
| Departed on time | 74.1% | 77.8% | 77.8% | 71.4% |
| Arrived on time | 73.8% | 76.8% | 77.5% | 70.3% |
| Cancelled | 2.0% | 2.0% | 2.3% | 1.6% |
| Average departure delay (late minutes only) | 20.9 min | 17.9 min | 18.1 min | 22.1 min |
| Scheduled departures a day | 76 | 80 | 67 | 20,386 |
| Scheduled departures | 2,275 | 2,392 | 24,565 | 611,575 |
Airlines that month
| Reporting carrier | Flights | Share | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| AA American Airlines | 508 | 22% | 73.4% | 16.3 min | 2.2% |
| DL Delta Air Lines | 408 | 18% | 76.2% | 9.1 min | 2.7% |
| WN Southwest Airlines | 387 | 17% | 75.5% | 7.3 min | 0.8% |
| YX Republic Airline | 201 | 9% | 72.6% | 14.0 min | 3.5% |
| UA United Airlines | 199 | 9% | 80.4% | 12.9 min | 0.5% |
| OH PSA Airlines | 179 | 8% | 68.2% | 17.8 min | 3.9% |
| B6 JetBlue Airways | 134 | 6% | 63.4% | 24.0 min | 0.0% |
| MQ Envoy Air | 70 | 3% | 75.7% | 7.4 min | 1.4% |
| NK Spirit Airlines | 65 | 3% | 84.6% | 15.2 min | 1.5% |
| OO SkyWest Airlines | 54 | 2% | 70.4% | 13.6 min | 0.0% |
| G4 Allegiant Air | 31 | 1% | 67.7% | 19.9 min | 3.2% |
| AS Alaska Airlines | 30 | 1% | 63.3% | 8.3 min | 0.0% |
Busiest routes that month
| Route | Cities | Flights | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| CHS–ATL | Charleston to Atlanta | 277 | 77.3% | 5.6 min | 3.2% |
| CHS–CLT | Charleston to Charlotte | 240 | 76.3% | 11.0 min | 1.7% |
| CHS–ORD | Charleston to Chicago | 168 | 81.5% | 4.2 min | 0.6% |
| CHS–DCA | Charleston to Washington | 149 | 63.1% | 20.3 min | 5.4% |
| CHS–DFW | Charleston to Dallas/Fort Worth | 142 | 69.7% | 22.9 min | 2.1% |
| CHS–PHL | Charleston to Philadelphia | 120 | 70.0% | 15.5 min | 5.0% |
| CHS–BWI | Charleston to Baltimore | 119 | 80.7% | 6.9 min | 2.5% |
| CHS–EWR | Charleston to Newark | 105 | 77.1% | 19.0 min | 3.8% |
| CHS–LGA | Charleston to New York | 101 | 66.3% | 29.1 min | 5.0% |
| CHS–BOS | Charleston to Boston | 94 | 66.0% | 20.6 min | 0.0% |
| CHS–DTW | Charleston to Detroit | 94 | 80.9% | 4.8 min | 0.0% |
| CHS–MIA | Charleston to Miami | 90 | 82.2% | 16.2 min | 0.0% |
By scheduled departure hour
Delay causes
Questions and answers
How many flights left CHS on time in June 2025?
74.1% of 2,275 scheduled domestic departures left less than 15 minutes late, and 73.8% 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, 77.8% of 2,392 departures left on time and 2.0% were cancelled, against 74.1% and 2.0% 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 CHS · methodology · corrections.