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

San Francisco → Detroit via Austin: arrives on time 52%

  1. 09:48 SFO → 15:27 AUS
    DL 381 · Delta · 3h 39m · 69% on time, 1.9% cancelled
  2. 58m layover in Austin (AUS) · 45 min minimum on one ticket
  3. 16:25 AUS → 20:29 DTW
    DL 2736 · Delta · 3h 04m · 81% on time, 0.7% cancelled

Total trip 7h 41m, scheduled departure to arrival (Detroit is 3 h ahead of San Francisco). Times are local. Both flew on 55 of the last 56 days.

Makes the connection66%The first flight arrived more than 13 minutes late on 34% of the days it flew: too late for the 45-minute minimum connection on a 58m layover.
Arrives on time52%First flight not cancelled (1.9% are) × connection made (66%) × second flight not cancelled (0.7% are) and within 15 minutes (81%).
Total trip7h 41mSFO 09:48 to DTW 20:29, 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.