Route Reliability
Colorado Springs → Houston
COS–IAH · 809 miles · Colorado Springs Airport to George Bush Intercontinental Airport
- 86%
- Arrive within 15 minutes
- 1 min
- Average arrival delay
- 0.7%
- Cancelled
- 722
- Flights in the data
Data through May 2026.
United Airlines is the only airline in this data on this route, arriving on time 86% of the time across 722 flights. No comparison to make.
What the data says
Departure time hasn't mattered much.
On-time rates stay between 85% and 88% across the day.
Friday is doing you no favors.
COS–IAH flights arrived on time 92% of the time on Tuesdays. On Fridays: 85%.
Recent months have been rougher.
COS–IAH flights arrived on time 84% of the time over the last three months in the data, compared with 92% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon85%(102 flights)
- Tue92%(99 flights)
- Wed85%(104 flights)
- Thu85%(103 flights)
- Fri85%(104 flights)
- Sat85%(98 flights)
- Sun88%(103 flights)
- 6–9 AM88%(360 flights)
- 12–3 PM85%(353 flights)
Jun 79% → May 81% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 79% | 56 |
| July 2025 | 74% | 62 |
| August 2025 | 86% | 62 |
| September 2025 | 90% | 60 |
| October 2025 | 94% | 62 |
| November 2025 | 88% | 60 |
| December 2025 | 95% | 57 |
| January 2026 | 93% | 57 |
| February 2026 | 89% | 55 |
| March 2026 | 85% | 60 |
| April 2026 | 85% | 60 |
| May 2026 | 81% | 62 |
Same trip, other airports
Keep nerding
Based on 722 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.