Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Denver → Springfield via Houston: arrives on time 86%
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05:00 DEN → 08:32 IAHUA 320 · United · 2h 32m · 97% on time, 0.5% cancelled
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3h 53m layover in Houston (IAH) · 45 min minimum on one ticket
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12:25 IAH → 14:15 SGFUA 4569 · United, flown by GoJet · 1h 50m · 87% on time, 0.0% cancelled
Total trip 8h 15m, scheduled departure to arrival (Springfield is 1 h ahead of Denver). Times are local. Both flew on 30 of the last 56 days.
Makes the connection100%The first flight arrived more than 188 minutes late on <1% of the days it flew: too late for the 45-minute minimum connection on a 3h 53m layover.
Arrives on time86%First flight not cancelled (0.5% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (87%).
Total trip8h 15mDEN 05:00 to SGF 14:15, 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.