Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Antonio → Chicago via Dulles: arrives on time 78%
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07:00 SAT → 11:27 IADUA 471 · United · 3h 27m · 95% on time, 0.7% cancelled
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1h 48m layover in Dulles (IAD) · 45 min minimum on one ticket
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13:15 IAD → 14:29 ORDUA 2331 · United · 2h 14m · 81% on time, 0.8% cancelled
Total trip 7h 29m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.
Makes the connection98%The first flight arrived more than 63 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 1h 48m layover.
Arrives on time78%First flight not cancelled (0.7% are) × connection made (98%) × second flight not cancelled (0.8% are) and within 15 minutes (81%).
Total trip7h 29mSAT 07:00 to ORD 14:29, 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.