Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dallas-Fort Worth → Tucson via Denver: arrives on time 81%
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08:45 DFW → 10:06 DENUA 644 · United · 2h 21m · 89% on time, 0.0% cancelled
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1h 24m layover in Denver (DEN) · 45 min minimum on one ticket
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11:30 DEN → 12:32 TUSUA 1188 · United · 2h 02m · 86% on time, 0.0% cancelled
Total trip 5h 47m, scheduled departure to arrival (Tucson is 2 h behind Dallas-Fort Worth). Times are local. Both flew on 56 of the last 56 days.
Makes the connection95%The first flight arrived more than 39 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 1h 24m layover.
Arrives on time81%First flight not cancelled (0.0% are) × connection made (95%) × second flight not cancelled (0.0% are) and within 15 minutes (86%).
Total trip5h 47mDFW 08:45 to TUS 12:32, 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.