Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Las Vegas → Dulles via Denver: arrives on time 89%
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18:10 LAS → 21:11 DENUA 1291 · United · 2h 01m · 77% on time, 1.3% cancelled
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2h 48m layover in Denver (DEN) · 45 min minimum on one ticket
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23:59 DEN → 05:27 IAD +1 dayUA 1924 · United · 3h 28m · 94% on time, 0.6% cancelled
Total trip 8h 17m, scheduled departure to arrival (Dulles is 3 h ahead of Las Vegas). Times are local. Both flew on 39 of the last 56 days.
Makes the connection96%The first flight arrived more than 123 minutes late on 4% of the days it flew: too late for the 45-minute minimum connection on a 2h 48m layover.
Arrives on time89%First flight not cancelled (1.3% are) × connection made (96%) × second flight not cancelled (0.6% are) and within 15 minutes (94%).
Total trip8h 17mLAS 18:10 to IAD 05:27, 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.