Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → San Francisco via Dallas-Fort Worth: arrives on time 78%
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08:45 ORD → 11:29 DFWUA 528 · United · 2h 44m · 79% on time, 0.0% cancelled
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3h 52m layover in Dallas-Fort Worth (DFW) · 45 min minimum on one ticket
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15:21 DFW → 17:13 SFOUA 454 · United · 3h 52m · 78% on time, 0.0% cancelled
Total trip 10h 28m, scheduled departure to arrival (San Francisco is 2 h behind Chicago). Times are local. Both flew on 32 of the last 56 days.
Makes the connection100%The first flight arrived more than 187 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 52m layover.
Arrives on time78%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (78%).
Total trip10h 28mORD 08:45 to SFO 17:13, 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.