Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Las Vegas → Dulles via Chicago: arrives on time 94%
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23:30 LAS → 05:11 ORDUA 2102 · United · 3h 41m · 92% on time, 0.3% cancelled
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1h 19m layover in Chicago (ORD) · 45 min minimum on one ticket
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06:30 ORD → 09:24 IAD +1 dayUA 1689 · United · 1h 54m · 100% on time, 1.4% cancelled
Total trip 6h 54m, scheduled departure to arrival (Dulles is 3 h ahead of Las Vegas). Times are local. Both flew on 55 of the last 56 days.
Makes the connection95%The first flight arrived more than 34 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 1h 19m layover.
Arrives on time94%First flight not cancelled (0.3% are) × connection made (95%) × second flight not cancelled (1.4% are) and within 15 minutes (100%).
Total trip6h 54mLAS 23:30 to IAD 09:24, 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.