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

Ontario → Dallas via Phoenix: arrives on time 45%

  1. 12:45 ONT → 14:00 PHX
    WN 3062 · Southwest · 1h 15m · 88% on time, 0.0% cancelled
  2. 50m layover in Phoenix (PHX) · 45 min minimum on one ticket
  3. 14:50 PHX → 19:15 DAL
    WN 1937 · Southwest · 2h 25m · 62% on time, 0.0% cancelled

Total trip 4h 30m, scheduled departure to arrival (Dallas is 2 h ahead of Ontario). Times are local. Both flew on 24 of the last 56 days.

Makes the connection73%The first flight arrived more than 5 minutes late on 27% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time45%First flight not cancelled (0.0% are) × connection made (73%) × second flight not cancelled (0.0% are) and within 15 minutes (62%).
Total trip4h 30mONT 12:45 to DAL 19:15, 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.