Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Antonio → Dulles via Phoenix: arrives on time 85%
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06:45 SAT → 07:05 PHXWN 4123 · Southwest · 2h 20m · 94% on time, 0.0% cancelled
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1h 45m layover in Phoenix (PHX) · 90 min minimum on separate tickets
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08:50 PHX → 16:17 IADUA 1873 · United · 4h 27m · 92% on time, 0.6% cancelled
Total trip 8h 32m, scheduled departure to arrival (Dulles is 1 h ahead of San Antonio). Times are local. Both flew on 47 of the last 56 days.
Makes the connection94%The first flight arrived more than 15 minutes late on 6% of the days it flew: too late for the 90-minute minimum connection on a 1h 45m layover.
Arrives on time85%First flight not cancelled (0.0% are) × connection made (94%) × second flight not cancelled (0.6% are) and within 15 minutes (92%).
Total trip8h 32mSAT 06:45 to IAD 16:17, 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.