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

Baltimore → Ontario via Chicago: arrives on time 47%

  1. 09:35 BWI → 10:35 MDW
    WN 4217 · Southwest · 2h 00m · 68% on time, 0.0% cancelled
  2. 1h 10m layover in Chicago (MDW) · 45 min minimum on one ticket
  3. 11:45 MDW → 13:50 ONT
    WN 2846 · Southwest · 4h 05m · 55% on time, 0.0% cancelled

Total trip 7h 15m, scheduled departure to arrival (Ontario is 3 h behind Baltimore). Times are local. Both flew on 24 of the last 56 days.

Makes the connection85%The first flight arrived more than 25 minutes late on 15% of the days it flew: too late for the 45-minute minimum connection on a 1h 10m layover.
Arrives on time47%First flight not cancelled (0.0% are) × connection made (85%) × second flight not cancelled (0.0% are) and within 15 minutes (55%).
Total trip7h 15mBWI 09:35 to ONT 13:50, 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.