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

Chicago → Philadelphia via Dulles: arrives on time 85%

  1. 06:30 ORD → 09:24 IAD
    UA 1689 · United · 1h 54m · 100% on time, 1.4% cancelled
  2. 3h 31m layover in Dulles (IAD) · 45 min minimum on one ticket
  3. 12:55 IAD → 14:10 PHL
    UA 3541 · United, flown by Republic · 1h 15m · 86% on time, 0.0% cancelled

Total trip 6h 40m, scheduled departure to arrival (Philadelphia is 1 h ahead of Chicago). Times are local. Both flew on 32 of the last 56 days.

Makes the connection100%The first flight arrived more than 166 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 31m layover.
Arrives on time85%First flight not cancelled (1.4% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (86%).
Total trip6h 40mORD 06:30 to PHL 14:10, 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.