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

Baltimore → San Francisco via Detroit: arrives on time 66%

  1. 12:32 BWI → 14:08 DTW
    DL 1546 · Delta · 1h 36m · 88% on time, 0.7% cancelled
  2. 2h 11m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 16:19 DTW → 18:13 SFO
    DL 442 · Delta · 4h 54m · 69% on time, 0.3% cancelled

Total trip 8h 41m, scheduled departure to arrival (San Francisco is 3 h behind Baltimore). Times are local. Both flew on 56 of the last 56 days.

Makes the connection97%The first flight arrived more than 86 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 2h 11m layover.
Arrives on time66%First flight not cancelled (0.7% are) × connection made (97%) × second flight not cancelled (0.3% are) and within 15 minutes (69%).
Total trip8h 41mBWI 12:32 to SFO 18:13, 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.