Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Boston → Austin via Dulles: arrives on time 88%
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05:45 BOS → 07:23 IADUA 1734 · United · 1h 38m · 97% on time, 2.3% cancelled
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1h 07m layover in Dulles (IAD) · 45 min minimum on one ticket
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08:30 IAD → 10:56 AUSUA 637 · United · 3h 26m · 93% on time, 0.8% cancelled
Total trip 6h 11m, scheduled departure to arrival (Austin is 1 h behind Boston). Times are local. Both flew on 32 of the last 56 days.
Makes the connection98%The first flight arrived more than 22 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 1h 07m layover.
Arrives on time88%First flight not cancelled (2.3% are) × connection made (98%) × second flight not cancelled (0.8% are) and within 15 minutes (93%).
Total trip6h 11mBOS 05:45 to AUS 10:56, 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.