Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Detroit → Boston via Buffalo: arrives on time 88%

  1. 07:07 DTW → 08:23 BUF
    DL 3639 · Delta, flown by SkyWest · 1h 16m · 93% on time, 0.0% cancelled
  2. 2h 59m layover in Buffalo (BUF) · 90 min minimum on separate tickets
  3. 11:22 BUF → 12:55 BOS
    AA 4666 · American, flown by Republic · 1h 35m · 94% on time, 2.8% cancelled

Total trip 5h 50m, scheduled departure to arrival. Times are local. Both flew on 54 of the last 56 days.

Makes the connection96%The first flight arrived more than 89 minutes late on 4% of the days it flew: too late for the 90-minute minimum connection on a 2h 59m layover.
Arrives on time88%First flight not cancelled (0.0% are) × connection made (96%) × second flight not cancelled (2.8% are) and within 15 minutes (94%).
Total trip5h 50mDTW 07:07 to BOS 12:55, 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.