ORD (Chicago) to COS (Colorado Springs) flights arrive on time 73% of the time. The most reliable airline on this route is United Airlines at 82%. The average delay is 61 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated March 2026.ORD → COS
ORD (Chicago) to COS (Colorado Springs)
ORD → COS on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
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This route is delayed fairly often. About 73% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
United Airlines edges out SkyWest Airlines on this route — 82% vs 71% on time.
Airline Comparison
United Airlines leads at 82% on time; SkyWest Airlines trails at 71%.
Accurate?
Good to know
Departing from ORD
80% on timeExpect ~20 min sitting on the taxiway after your gate pushes back. ORD has long runway queues.
TSA is currently ~5 min. Best time: 4 AM (about 5 min).
Arriving at COS
79% on timeWhen flights into COS are late, the average delay is 70 minutes. Build buffer if you have ground plans.
If connecting at COS: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated March 2026. Source: Bureau of Transportation Statistics.