Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dulles → Boston via Newark: arrives on time 74%
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06:33 IAD → 07:52 EWRUA 2147 · United · 1h 19m · 97% on time, 2.7% cancelled
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2h 08m layover in Newark (EWR) · 45 min minimum on one ticket
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10:00 EWR → 11:16 BOSUA 375 · United · 1h 16m · 80% on time, 4.9% cancelled
Total trip 4h 43m, scheduled departure to arrival. Times are local. Both flew on 37 of the last 56 days.
Makes the connection100%The first flight arrived more than 83 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 2h 08m layover.
Arrives on time74%First flight not cancelled (2.7% are) × connection made (100%) × second flight not cancelled (4.9% are) and within 15 minutes (80%).
Total trip4h 43mIAD 06:33 to BOS 11:16, 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.