Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Boston → Detroit via Newark: arrives on time 40%
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19:00 BOS → 20:32 EWRUA 1693 · United · 1h 32m · 69% on time, 4.8% cancelled
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50m layover in Newark (EWR) · 45 min minimum on one ticket
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21:22 EWR → 23:30 DTWUA 3412 · United, flown by Republic · 2h 09m · 75% on time, 9.6% cancelled
Total trip 4h 31m, scheduled departure to arrival. Times are local. Both flew on 21 of the last 56 days.
Makes the connection62%The first flight arrived more than 5 minutes late on 38% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time40%First flight not cancelled (4.8% are) × connection made (62%) × second flight not cancelled (9.6% are) and within 15 minutes (75%).
Total trip4h 31mBOS 19:00 to DTW 23:30, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.