Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dulles → Philadelphia via Chicago: arrives on time 76%
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08:15 IAD → 09:36 ORDUA 1775 · United · 2h 21m · 84% on time, 0.6% cancelled
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1h 57m layover in Chicago (ORD) · 45 min minimum on one ticket
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11:33 ORD → 14:47 PHLUA 2182 · United · 2h 14m · 79% on time, 0.6% cancelled
Total trip 6h 32m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.
Makes the connection98%The first flight arrived more than 72 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 1h 57m layover.
Arrives on time76%First flight not cancelled (0.6% are) × connection made (98%) × second flight not cancelled (0.6% are) and within 15 minutes (79%).
Total trip6h 32mIAD 08:15 to PHL 14:47, 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.