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

Washington → Denver via Chicago: arrives on time 37%

  1. 20:06 DCA → 21:42 ORD
    AA 2903 · American · 2h 36m · 77% on time, 5.0% cancelled
  2. 52m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 22:34 ORD → 00:17 DEN +1 day
    AA 1387 · American · 2h 42m · 57% on time, 3.4% cancelled

Total trip 6h 10m, scheduled departure to arrival (Denver is 2 h behind Washington). Times are local. Both flew on 56 of the last 56 days.

Makes the connection70%The first flight arrived more than 7 minutes late on 30% of the days it flew: too late for the 45-minute minimum connection on a 52m layover.
Arrives on time37%First flight not cancelled (5.0% are) × connection made (70%) × second flight not cancelled (3.4% are) and within 15 minutes (57%).
Total trip6h 10mDCA 20:06 to DEN 00:17, 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.