Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Antonio → Dallas-Fort Worth via Houston: arrives on time 51%
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14:15 SAT → 15:27 IAHUA 6281 · United, flown by Mesa · 1h 12m · 80% on time, 0.0% cancelled
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53m layover in Houston (IAH) · 45 min minimum on one ticket
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16:20 IAH → 17:46 DFWUA 1439 · United · 1h 26m · 70% on time, 1.9% cancelled
Total trip 3h 31m, scheduled departure to arrival. Times are local. Both flew on 55 of the last 56 days.
Makes the connection74%The first flight arrived more than 8 minutes late on 26% of the days it flew: too late for the 45-minute minimum connection on a 53m layover.
Arrives on time51%First flight not cancelled (0.0% are) × connection made (74%) × second flight not cancelled (1.9% are) and within 15 minutes (70%).
Total trip3h 31mSAT 14:15 to DFW 17:46, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.