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

Chicago → San Diego via Dallas-Fort Worth: arrives on time 16%

  1. 13:25 ORD → 15:59 DFW
    AA 1120 · American · 2h 34m · 49% on time, 1.7% cancelled
  2. 54m layover in Dallas-Fort Worth (DFW) · 45 min minimum on one ticket
  3. 16:53 DFW → 17:54 SAN
    AA 2458 · American · 3h 01m · 36% on time, 1.7% cancelled

Total trip 6h 29m, scheduled departure to arrival (San Diego is 2 h behind Chicago). Times are local. Both flew on 49 of the last 56 days.

Makes the connection44%The first flight arrived more than 9 minutes late on 56% of the days it flew: too late for the 45-minute minimum connection on a 54m layover.
Arrives on time16%First flight not cancelled (1.7% are) × connection made (44%) × second flight not cancelled (1.7% are) and within 15 minutes (36%).
Total trip6h 29mORD 13:25 to SAN 17:54, layover included

Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.