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

Ontario → Baltimore via Chicago: arrives on time 64%

  1. 06:10 ONT → 12:25 ORD
    UA 2171 · United · 4h 15m · 91% on time, 5.4% cancelled
  2. 2h 05m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 14:30 ORD → 17:36 BWI
    UA 2124 · United · 2h 06m · 69% on time, 2.7% cancelled

Total trip 8h 26m, scheduled departure to arrival (Baltimore is 3 h ahead of Ontario). Times are local. Both flew on 37 of the last 56 days.

Makes the connection100%The first flight arrived more than 80 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 2h 05m layover.
Arrives on time64%First flight not cancelled (5.4% are) × connection made (100%) × second flight not cancelled (2.7% are) and within 15 minutes (69%).
Total trip8h 26mONT 06:10 to BWI 17:36, 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.