DEN (Denver) to ORD (Chicago) flights arrive on time 74% of the time. The most reliable airline on this route is American Airlines at 77%. The average delay is 78 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated July 2026.DEN → ORD
DEN (Denver) to ORD (Chicago)
DEN → ORD on-time performance by month
24
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26
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
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This route is delayed fairly often. About 74% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
American Airlines edges out Frontier Airlines on this route — 77% vs 63% on time.
Airline Comparison
American Airlines leads at 77% on time; Frontier Airlines trails at 63%.
Accurate?
Good to know
Departing from DEN
79% on timeExpect ~19 min sitting on the taxiway after your gate pushes back. DEN has long runway queues.
TSA is currently ~20 min. Best time: 4 AM (about 5 min).
Arriving at ORD
75% on timeWhen flights into ORD are late, the average delay is 79 minutes. Build buffer if you have ground plans.
If connecting at ORD: TSA is ~28 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what American Airlines owes you — refund rights, action plan, complaint email. Free.
Flying out of DEN? 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 July 2026. Source: Bureau of Transportation Statistics.