Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dulles → San Antonio via Newark: arrives on time 84%
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08:29 IAD → 09:55 EWRUA 2396 · United · 1h 26m · 89% on time, 2.1% cancelled
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2h 25m layover in Newark (EWR) · 45 min minimum on one ticket
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12:20 EWR → 15:21 SATUA 515 · United · 4h 01m · 88% on time, 1.5% cancelled
Total trip 7h 52m, scheduled departure to arrival (San Antonio is 1 h behind Dulles). Times are local. Both flew on 56 of the last 56 days.
Makes the connection99%The first flight arrived more than 100 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 2h 25m layover.
Arrives on time84%First flight not cancelled (2.1% are) × connection made (99%) × second flight not cancelled (1.5% are) and within 15 minutes (88%).
Total trip7h 52mIAD 08:29 to SAT 15:21, 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.