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

Chicago → Denver via Dallas-Fort Worth: arrives on time 26%

  1. 14:59 ORD → 17:36 DFW
    AA 2257 · American · 2h 36m · 65% on time, 2.7% cancelled
  2. 54m layover in Dallas-Fort Worth (DFW) · 45 min minimum on one ticket
  3. 18:30 DFW → 19:41 DEN
    AA 2235 · American · 2h 11m · 46% on time, 3.4% cancelled

Total trip 5h 42m, scheduled departure to arrival (Denver is 1 h behind Chicago). Times are local. Both flew on 56 of the last 56 days.

Makes the connection60%The first flight arrived more than 9 minutes late on 40% of the days it flew: too late for the 45-minute minimum connection on a 54m layover.
Arrives on time26%First flight not cancelled (2.7% are) × connection made (60%) × second flight not cancelled (3.4% are) and within 15 minutes (46%).
Total trip5h 42mORD 14:59 to DEN 19:41, 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.