Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Detroit → Dulles via Newark: arrives on time 58%

  1. 16:48 DTW → 18:42 EWR
    UA 3666 · United, flown by Republic · 1h 54m · 77% on time, 18.8% cancelled
  2. 3h 08m layover in Newark (EWR) · 45 min minimum on one ticket
  3. 21:50 EWR → 23:19 IAD
    UA 1784 · United · 1h 29m · 79% on time, 5.3% cancelled

Total trip 6h 31m, scheduled departure to arrival. Times are local. Both flew on 32 of the last 56 days.

Makes the connection96%The first flight arrived more than 143 minutes late on 4% of the days it flew: too late for the 45-minute minimum connection on a 3h 08m layover.
Arrives on time58%First flight not cancelled (18.8% are) × connection made (96%) × second flight not cancelled (5.3% are) and within 15 minutes (79%).
Total trip6h 31mDTW 16:48 to IAD 23:19, 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.