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

Ontario → Chicago via Phoenix: arrives on time 74%

  1. 05:15 ONT → 06:30 PHX
    WN 864 · Southwest · 1h 15m · 98% on time, 0.0% cancelled
  2. 1h 00m layover in Phoenix (PHX) · 45 min minimum on one ticket
  3. 07:30 PHX → 12:50 MDW
    WN 3296 · Southwest · 3h 20m · 77% on time, 2.0% cancelled

Total trip 5h 35m, scheduled departure to arrival (Chicago is 2 h ahead of Ontario). Times are local. Both flew on 48 of the last 56 days.

Makes the connection98%The first flight arrived more than 15 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 1h 00m layover.
Arrives on time74%First flight not cancelled (0.0% are) × connection made (98%) × second flight not cancelled (2.0% are) and within 15 minutes (77%).
Total trip5h 35mONT 05:15 to MDW 12:50, 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.