Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → St Louis via Houston: arrives on time 76%
-
10:50 SFO → 16:52 IAHUA 1259 · United · 4h 02m · 61% on time, 0.0% cancelled
-
3h 38m layover in Houston (IAH) · 45 min minimum on one ticket
-
20:30 IAH → 22:45 STLUA 6187 · United, flown by Mesa · 2h 15m · 77% on time, 1.4% cancelled
Total trip 9h 55m, scheduled departure to arrival (St Louis is 2 h ahead of San Francisco). Times are local. Both flew on 54 of the last 56 days.
Makes the connection100%The first flight arrived more than 173 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 38m layover.
Arrives on time76%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (1.4% are) and within 15 minutes (77%).
Total trip9h 55mSFO 10:50 to STL 22:45, 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.