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

Nashville → Ontario via Chicago: arrives on time 56%

  1. 15:01 BNA → 17:04 ORD
    UA 3440 · United, flown by Republic · 2h 03m · 55% on time, 3.3% cancelled
  2. 3h 14m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 20:18 ORD → 22:51 ONT
    UA 658 · United · 4h 33m · 60% on time, 2.5% cancelled

Total trip 9h 50m, scheduled departure to arrival (Ontario is 2 h behind Nashville). Times are local. Both flew on 30 of the last 56 days.

Makes the connection100%The first flight arrived more than 149 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 14m layover.
Arrives on time56%First flight not cancelled (3.3% are) × connection made (100%) × second flight not cancelled (2.5% are) and within 15 minutes (60%).
Total trip9h 50mBNA 15:01 to ONT 22:51, 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.