Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dulles → Los Angeles via Chicago: arrives on time 45%
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17:42 IAD → 18:50 ORDUA 2497 · United · 2h 08m · 48% on time, 1.1% cancelled
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1h 28m layover in Chicago (ORD) · 45 min minimum on one ticket
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20:18 ORD → 22:55 LAXUA 2499 · United · 4h 37m · 58% on time, 0.6% cancelled
Total trip 8h 13m, scheduled departure to arrival (Los Angeles is 3 h behind Dulles). Times are local. Both flew on 53 of the last 56 days.
Makes the connection78%The first flight arrived more than 43 minutes late on 22% of the days it flew: too late for the 45-minute minimum connection on a 1h 28m layover.
Arrives on time45%First flight not cancelled (1.1% are) × connection made (78%) × second flight not cancelled (0.6% are) and within 15 minutes (58%).
Total trip8h 13mIAD 17:42 to LAX 22:55, 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.