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

Philadelphia → Seattle via Detroit: arrives on time 67%

  1. 09:46 PHL → 11:31 DTW
    DL 2968 · Delta · 1h 45m · 89% on time, 3.2% cancelled
  2. 1h 00m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 12:31 DTW → 14:30 SEA
    DL 728 · Delta · 4h 59m · 78% on time, 0.8% cancelled

Total trip 7h 44m, scheduled departure to arrival (Seattle is 3 h behind Philadelphia). Times are local. Both flew on 56 of the last 56 days.

Makes the connection89%The first flight arrived more than 15 minutes late on 11% of the days it flew: too late for the 45-minute minimum connection on a 1h 00m layover.
Arrives on time67%First flight not cancelled (3.2% are) × connection made (89%) × second flight not cancelled (0.8% are) and within 15 minutes (78%).
Total trip7h 44mPHL 09:46 to SEA 14:30, 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.