Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Boston → Dulles via Chicago: arrives on time 87%
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06:00 BOS → 07:58 ORDUA 1414 · United · 2h 58m · 95% on time, 2.4% cancelled
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3h 09m layover in Chicago (ORD) · 45 min minimum on one ticket
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11:07 ORD → 14:12 IADUA 1869 · United · 2h 05m · 89% on time, 0.0% cancelled
Total trip 8h 12m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.
Makes the connection100%The first flight arrived more than 144 minutes late on <1% of the days it flew: too late for the 45-minute minimum connection on a 3h 09m layover.
Arrives on time87%First flight not cancelled (2.4% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (89%).
Total trip8h 12mBOS 06:00 to IAD 14:12, 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.