Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Hartford → Denver via Dulles: arrives on time 56%
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15:02 BDL → 16:35 IADUA 1764 · United · 1h 33m · 73% on time, 2.9% cancelled
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1h 06m layover in Dulles (IAD) · 45 min minimum on one ticket
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17:41 IAD → 19:45 DENUA 599 · United · 4h 04m · 74% on time, 1.2% cancelled
Total trip 6h 43m, scheduled departure to arrival (Denver is 2 h behind Hartford). Times are local. Both flew on 56 of the last 56 days.
Makes the connection79%The first flight arrived more than 21 minutes late on 21% of the days it flew: too late for the 45-minute minimum connection on a 1h 06m layover.
Arrives on time56%First flight not cancelled (2.9% are) × connection made (79%) × second flight not cancelled (1.2% are) and within 15 minutes (74%).
Total trip6h 43mBDL 15:02 to DEN 19:45, 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.