Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Tucson → Atlanta via Houston: arrives on time 49%
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06:37 TUS → 11:13 IAHUA 4042 · United, flown by Mesa · 2h 36m · 95% on time, 0.0% cancelled
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3h 27m layover in Houston (IAH) · 45 min minimum on one ticket
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14:40 IAH → 17:54 ATLUA 1211 · United · 2h 14m · 49% on time, 0.0% cancelled
Total trip 8h 17m, scheduled departure to arrival (Atlanta is 3 h ahead of Tucson). Times are local. Both flew on 32 of the last 56 days.
Makes the connection100%The first flight arrived more than 162 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 27m layover.
Arrives on time49%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (49%).
Total trip8h 17mTUS 06:37 to ATL 17:54, 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.