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

San Francisco → Austin via Detroit: arrives on time 54%

  1. 11:39 SFO → 19:14 DTW
    DL 361 · Delta · 4h 33m · 78% on time, 0.7% cancelled
  2. 55m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 20:09 DTW → 22:11 AUS
    DL 2578 · Delta · 3h 02m · 76% on time, 2.3% cancelled

Total trip 8h 32m, scheduled departure to arrival (Austin is 2 h ahead of San Francisco). Times are local. Both flew on 56 of the last 56 days.

Makes the connection72%The first flight arrived more than 10 minutes late on 28% of the days it flew: too late for the 45-minute minimum connection on a 55m layover.
Arrives on time54%First flight not cancelled (0.7% are) × connection made (72%) × second flight not cancelled (2.3% are) and within 15 minutes (76%).
Total trip8h 32mSFO 11:39 to AUS 22:11, 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.