Airports › Colorado Springs (COS) › April 2026
Airport month · April 2026
City of Colorado Springs Municipal in April 2026
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 2026, reporting carriers scheduled 1,034 domestic departures from City of Colorado Springs Municipal (COS). 82.1% left less than 15 minutes late and 83.8% reached their destination on time; 0.5% were cancelled.
Nationally that month, 79.1% of flights departed on time and 78.9% arrived on time, so COS departures were 3.0 points above the national departure figure.
A year earlier, in April 2025, the airport had 1,029 departures with 77.5% leaving on time: a change of +4.6 points, with flights up 0%.
Flights arriving at COS that month were on time 78.2% of the time (1,034 scheduled arrivals).
Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 45%, late-arriving aircraft 30% and national aviation system 20%.
- On time 83.8%
- Arrived 15+ minutes late 15.8%
- Cancelled 0.5%
- Diverted 0.0%
April 2026 against a year earlier, the airport's year and the nation
| Measure | Apr 2026 | Apr 2025 | COS, 12 months to Jul 2026 | All reported flights, Apr 2026 |
|---|---|---|---|---|
| Departed on time | 82.1% | 77.5% | 79.1% | 79.1% |
| Arrived on time | 83.8% | 71.2% | 79.8% | 78.9% |
| Cancelled | 0.5% | 1.4% | 1.1% | 0.9% |
| Average departure delay (late minutes only) | 15.1 min | 19.6 min | 16.8 min | 14.5 min |
| Scheduled departures a day | 35 | 34 | 36 | 19,931 |
| Scheduled departures | 1,034 | 1,029 | 13,185 | 597,919 |
Airlines that month
| Reporting carrier | Flights | Share | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| OO SkyWest Airlines | 423 | 41% | 85.1% | 5.3 min | 0.2% |
| WN Southwest Airlines | 365 | 35% | 86.6% | -3.0 min | 0.0% |
| AA American Airlines | 87 | 8% | 73.6% | 19.8 min | 2.3% |
| DL Delta Air Lines | 56 | 5% | 83.9% | -0.3 min | 1.8% |
| UA United Airlines | 47 | 5% | 83.0% | -4.2 min | 0.0% |
| MQ Envoy Air | 31 | 3% | 83.9% | -2.8 min | 3.2% |
| G4 Allegiant Air | 25 | 2% | 56.0% | 24.9 min | 0.0% |
Busiest routes that month
| Route | Cities | Flights | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| COS–DEN | Colorado Springs to Denver | 362 | 84.8% | -2.4 min | 0.0% |
| COS–DFW | Colorado Springs to Dallas/Fort Worth | 148 | 79.1% | 9.7 min | 2.0% |
| COS–PHX | Colorado Springs to Phoenix | 87 | 93.1% | -7.5 min | 0.0% |
| COS–ORD | Colorado Springs to Chicago | 85 | 75.3% | 42.7 min | 1.2% |
| COS–LAS | Colorado Springs to Las Vegas | 77 | 87.0% | -2.9 min | 0.0% |
| COS–SLC | Colorado Springs to Salt Lake City | 60 | 95.0% | -11.0 min | 0.0% |
| COS–ATL | Colorado Springs to Atlanta | 56 | 83.9% | -0.3 min | 1.8% |
| COS–DAL | Colorado Springs to Dallas | 56 | 85.7% | -2.8 min | 0.0% |
| COS–HOU | Colorado Springs to Houston | 30 | 90.0% | -8.1 min | 0.0% |
| COS–IAH | Colorado Springs to Houston | 30 | 76.7% | 6.2 min | 0.0% |
| COS–SAN | Colorado Springs to San Diego | 18 | 77.8% | 10.9 min | 0.0% |
| COS–AZA | Colorado Springs to Phoenix | 9 | 22.2% | 61.4 min | 0.0% |
By scheduled departure hour
Delay causes
Questions and answers
How many flights left COS on time in April 2026?
82.1% of 1,034 scheduled domestic departures left less than 15 minutes late, and 83.8% reached their destination on time. The national figures that month were 79.1% and 78.9%.
How does that compare with a year earlier?
In April 2025, 77.5% of 1,029 departures left on time and 1.4% were cancelled, against 82.1% and 0.5% in April 2026.
Provenance
Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for April 2026; 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.