Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Houston → Knoxville via Charlotte: arrives on time 80%
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07:25 IAH → 11:02 CLTUA 3988 · United, flown by Mesa · 2h 37m · 89% on time, 0.9% cancelled
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3h 22m layover in Charlotte (CLT) · 90 min minimum on separate tickets
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14:24 CLT → 15:42 TYSAA 5831 · American, flown by Piedmont · 1h 18m · 82% on time, 0.0% cancelled
Total trip 7h 17m, scheduled departure to arrival (Knoxville is 1 h ahead of Houston). Times are local. Both flew on 48 of the last 56 days.
Makes the connection98%The first flight arrived more than 112 minutes late on 2% of the days it flew: too late for the 90-minute minimum connection on a 3h 22m layover.
Arrives on time80%First flight not cancelled (0.9% are) × connection made (98%) × second flight not cancelled (0.0% are) and within 15 minutes (82%).
Total trip7h 17mIAH 07:25 to TYS 15:42, 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.