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

San Diego → San Antonio via Phoenix: arrives on time 7%

  1. 18:55 SAN → 20:15 PHX
    WN 4173 · Southwest · 1h 20m · 27% on time, 0.0% cancelled
  2. 50m layover in Phoenix (PHX) · 45 min minimum on one ticket
  3. 21:05 PHX → 01:15 SAT +1 day
    WN 3328 · Southwest · 2h 12m · 48% on time, 0.0% cancelled

Total trip 4h 22m, scheduled departure to arrival (San Antonio is 2 h ahead of San Diego). Times are local. Both flew on 24 of the last 56 days.

Makes the connection15%The first flight arrived more than 5 minutes late on 85% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time7%First flight not cancelled (0.0% are) × connection made (15%) × second flight not cancelled (0.0% are) and within 15 minutes (48%).
Total trip4h 22mSAN 18:55 to SAT 01:15, 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.