Southwest Airlines is the most reliable airline on the DAL to COS route with a 78% on-time rate. Based on 3,184 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: DAL to COS
Dallas to Colorado Springs — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines78%
DAL to COS Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 78% | 0.8% | 54m | 3,184 |
Route Overview
78%
Overall On-Time
54m
Avg Delay
0.8%
Cancel Rate
3,184
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.