Airports › Colorado Springs (COS) › April 2025
Airport month · April 2025
City of Colorado Springs Municipal in April 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 April 2025, reporting carriers scheduled 1,029 domestic departures from City of Colorado Springs Municipal (COS). 77.5% left less than 15 minutes late and 71.2% reached their destination on time; 1.4% were cancelled.
Nationally that month, 80.6% of flights departed on time and 79.5% arrived on time, so COS departures were 3.1 points below the national departure figure.
A year earlier, in April 2024, the airport had 972 departures with 84.3% leaving on time: a change of −6.8 points, with flights up 6%.
Flights arriving at COS that month were on time 75.6% of the time (1,029 scheduled arrivals).
Of the delay minutes that carriers assigned to a BTS cause category that month, national aviation system 35%, air carrier 29% and late-arriving aircraft 29%.
- On time 71.2%
- Arrived 15+ minutes late 27.1%
- Cancelled 1.4%
- Diverted 0.3%
April 2025 against a year earlier, the airport's year and the nation
| Measure | Apr 2025 | Apr 2024 | COS, 12 months to Jul 2026 | All reported flights, Apr 2025 |
|---|---|---|---|---|
| Departed on time | 77.5% | 84.3% | 79.1% | 80.6% |
| Arrived on time | 71.2% | 83.2% | 79.8% | 79.5% |
| Cancelled | 1.4% | 0.6% | 1.1% | 0.8% |
| Average departure delay (late minutes only) | 19.6 min | 11.0 min | 16.8 min | 14.1 min |
| Scheduled departures a day | 34 | 32 | 36 | 19,465 |
| Scheduled departures | 1,029 | 972 | 13,185 | 583,950 |
Airlines that month
| Reporting carrier | Flights | Share | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| OO SkyWest Airlines | 420 | 41% | 69.5% | 18.5 min | 2.1% |
| WN Southwest Airlines | 393 | 38% | 75.3% | 8.2 min | 0.0% |
| AA American Airlines | 90 | 9% | 66.7% | 8.8 min | 5.6% |
| UA United Airlines | 60 | 6% | 53.3% | 51.1 min | 0.0% |
| DL Delta Air Lines | 42 | 4% | 81.0% | 1.1 min | 0.0% |
| G4 Allegiant Air | 24 | 2% | 79.2% | 48.6 min | 0.0% |
Busiest routes that month
| Route | Cities | Flights | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| COS–DEN | Colorado Springs to Denver | 430 | 62.1% | 28.7 min | 0.9% |
| COS–DFW | Colorado Springs to Dallas/Fort Worth | 150 | 65.3% | 11.8 min | 6.0% |
| COS–PHX | Colorado Springs to Phoenix | 86 | 81.4% | 3.3 min | 0.0% |
| COS–LAS | Colorado Springs to Las Vegas | 76 | 81.6% | 4.9 min | 0.0% |
| COS–DAL | Colorado Springs to Dallas | 68 | 77.9% | 5.1 min | 0.0% |
| COS–ORD | Colorado Springs to Chicago | 60 | 88.3% | -0.6 min | 1.7% |
| COS–ATL | Colorado Springs to Atlanta | 42 | 81.0% | 1.1 min | 0.0% |
| COS–SLC | Colorado Springs to Salt Lake City | 30 | 100.0% | -18.6 min | 0.0% |
| COS–BWI | Colorado Springs to Baltimore | 29 | 79.3% | 4.3 min | 0.0% |
| COS–MDW | Colorado Springs to Chicago | 26 | 73.1% | 3.5 min | 0.0% |
| COS–AZA | Colorado Springs to Phoenix | 8 | 87.5% | 2.4 min | 0.0% |
| COS–HOU | Colorado Springs to Houston | 8 | 62.5% | 9.8 min | 0.0% |
By scheduled departure hour
Delay causes
Questions and answers
How many flights left COS on time in April 2025?
77.5% of 1,029 scheduled domestic departures left less than 15 minutes late, and 71.2% reached their destination on time. The national figures that month were 80.6% and 79.5%.
How does that compare with a year earlier?
In April 2024, 84.3% of 972 departures left on time and 0.6% were cancelled, against 77.5% and 1.4% in April 2025.
Provenance
Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for April 2025; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for COS · methodology · corrections.