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

Philadelphia → Chicago via Dulles: arrives on time 90%

  1. 06:10 PHL → 07:19 IAD
    UA 3693 · United, flown by Republic · 1h 09m · 97% on time, 1.4% cancelled
  2. 3h 12m layover in Dulles (IAD) · 45 min minimum on one ticket
  3. 10:31 IAD → 11:53 ORD
    UA 1252 · United · 2h 22m · 92% on time, 0.8% cancelled

Total trip 6h 43m, scheduled departure to arrival (Chicago is 1 h behind Philadelphia). Times are local. Both flew on 55 of the last 56 days.

Makes the connection100%The first flight arrived more than 147 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 12m layover.
Arrives on time90%First flight not cancelled (1.4% are) × connection made (100%) × second flight not cancelled (0.8% are) and within 15 minutes (92%).
Total trip6h 43mPHL 06:10 to ORD 11:53, 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.