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

Ontario → Chicago via Las Vegas: arrives on time 75%

  1. 05:30 ONT → 06:35 LAS
    WN 3150 · Southwest · 1h 05m · 97% on time, 0.0% cancelled
  2. 1h 45m layover in Las Vegas (LAS) · 45 min minimum on one ticket
  3. 08:20 LAS → 13:55 MDW
    WN 2271 · Southwest · 3h 35m · 75% on time, 0.0% cancelled

Total trip 6h 25m, scheduled departure to arrival (Chicago is 2 h ahead of Ontario). Times are local. Both flew on 32 of the last 56 days.

Makes the connection100%The first flight arrived more than 60 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 1h 45m layover.
Arrives on time75%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (75%).
Total trip6h 25mONT 05:30 to MDW 13:55, 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.