Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Diego → Dulles via Denver: arrives on time 88%
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18:55 SAN → 22:27 DENUA 519 · United · 2h 32m · 88% on time, 1.1% cancelled
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1h 32m 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 7h 32m, scheduled departure to arrival (Dulles is 3 h ahead of San Diego). Times are local. Both flew on 43 of the last 56 days.
Makes the connection95%The first flight arrived more than 47 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 1h 32m layover.
Arrives on time88%First flight not cancelled (1.1% are) × connection made (95%) × second flight not cancelled (0.6% are) and within 15 minutes (94%).
Total trip7h 32mSAN 18:55 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.