Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dulles → Los Angeles via Austin: arrives on time 85%
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08:30 IAD → 10:56 AUSUA 637 · United · 3h 26m · 93% on time, 0.8% cancelled
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2h 40m layover in Austin (AUS) · 90 min minimum on separate tickets
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13:36 AUS → 14:53 LAXDL 946 · Delta · 3h 17m · 90% on time, 4.1% cancelled
Total trip 9h 23m, scheduled departure to arrival (Los Angeles is 3 h behind Dulles). Times are local. Both flew on 32 of the last 56 days.
Makes the connection99%The first flight arrived more than 70 minutes late on 1% of the days it flew: too late for the 90-minute minimum connection on a 2h 40m layover.
Arrives on time85%First flight not cancelled (0.8% are) × connection made (99%) × second flight not cancelled (4.1% are) and within 15 minutes (90%).
Total trip9h 23mIAD 08:30 to LAX 14:53, 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.