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

San Francisco → Ontario via Las Vegas: arrives on time 82%

  1. 05:00 SFO → 06:35 LAS
    WN 4231 · Southwest · 1h 35m · 90% on time, 0.0% cancelled
  2. 2h 30m layover in Las Vegas (LAS) · 45 min minimum on one ticket
  3. 09:05 LAS → 10:10 ONT
    WN 4179 · Southwest · 1h 05m · 82% on time, 0.0% cancelled

Total trip 5h 10m, scheduled departure to arrival. Times are local. Both flew on 31 of the last 56 days.

Makes the connection100%The first flight arrived more than 105 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 2h 30m layover.
Arrives on time82%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (82%).
Total trip5h 10mSFO 05:00 to ONT 10:10, 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.