ORD (Chicago) to COS (Colorado Springs) flights arrive on time 72% of the time. The most reliable airline on this route is United Airlines at 78%. The average delay is 64 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated October 2026.ORD → COS
ORD (Chicago) to COS (Colorado Springs)
ORD → COS on-time performance by month
24
25
26
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is delayed fairly often. About 72% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
United Airlines edges out SkyWest Airlines on this route — 78% vs 69% on time.
Airline Comparison
United Airlines leads at 78% on time; SkyWest Airlines trails at 69%.
Accurate?
Good to know
Departing from ORD
77% on timeExpect ~22 min sitting on the taxiway after your gate pushes back. ORD has long runway queues.
TSA is currently ~36 min. Best time: 4 AM (about 5 min).
Arriving at COS
79% on timeWhen flights into COS are late, the average delay is 71 minutes. Build buffer if you have ground plans.
If connecting at COS: TSA is ~18 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what United Airlines owes you — refund rights, action plan, complaint email. Free.
Flying out of ORD? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated October 2026. Source: Bureau of Transportation Statistics.