Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Denver → Columbia via Chicago: arrives on time 75%
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09:35 DEN → 13:15 ORDUA 2329 · United · 2h 40m · 84% on time, 0.8% cancelled
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3h 14m layover in Chicago (ORD) · 90 min minimum on separate tickets
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16:29 ORD → 18:01 COUAA 3479 · American, flown by Envoy · 1h 32m · 82% on time, 4.2% cancelled
Total trip 7h 26m, scheduled departure to arrival (Columbia is 1 h ahead of Denver). Times are local. Both flew on 56 of the last 56 days.
Makes the connection96%The first flight arrived more than 104 minutes late on 4% of the days it flew: too late for the 90-minute minimum connection on a 3h 14m layover.
Arrives on time75%First flight not cancelled (0.8% are) × connection made (96%) × second flight not cancelled (4.2% are) and within 15 minutes (82%).
Total trip7h 26mDEN 09:35 to COU 18:01, layover included
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.