Route Reliability
Chicago → Colorado Springs
MDW–COS · 917 miles · Chicago Midway International Airport to Colorado Springs Airport
- 78%
- Arrive within 15 minutes
- 5 min
- Average arrival delay
- 0%
- Cancelled
- 233
- Flights in the data
Data through May 2026.
Southwest Airlines is the only airline in this data on this route, arriving on time 78% of the time across 233 flights. No comparison to make.
What the data says
The 12–3 PM departure wins.
MDW–COS flights departing between 12–3 PM arrived on time 85% of the time, versus 64% between 3–6 PM.
Wednesdays have been rough.
MDW–COS flights arrived on time 85% of the time on Thursdays and just 68% on Wednesdays. That gap is worth planning around.
It basically never cancels.
Out of 233 scheduled flights, only 0.0% were cancelled.
Recent months have been rougher.
MDW–COS flights arrived on time 67% of the time over the last three months in the data, compared with 80% in the three months before that.
Flights on this route
The breakdown
- Mon76%(37 flights)
- Tue82%(33 flights)
- Wed68%(31 flights)
- Thu85%(34 flights)
- Fri71%(38 flights)
- Sat82%(27 flights)
- Sun81%(32 flights)
- 6–9 AM83%(94 flights)
- 9 AM–12 PM70%(27 flights)
- 12–3 PM85%(46 flights)
- 3–6 PM64%(59 flights)
- 6–9 PM—(6 flights)
Jun 81% → Dec 40% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 81% | 48 |
| July 2025 | 74% | 54 |
| August 2025 | 78% | 32 |
| September 2025 | 87% | 30 |
| October 2025 | 84% | 31 |
| November 2025 | 78% | 18 |
| December 2025 | 40% | 15 |
Same trip, other airports
Keep nerding
Based on 233 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.