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

Chicago → Dayton via Dulles: arrives on time 82%

  1. 06:30 ORD → 09:24 IAD
    UA 1689 · United · 1h 54m · 100% on time, 1.4% cancelled
  2. 3h 20m layover in Dulles (IAD) · 45 min minimum on one ticket
  3. 12:44 IAD → 14:18 DAY
    UA 4241 · United, flown by CommuteAir · 1h 34m · 84% on time, 0.7% cancelled

Total trip 6h 48m, scheduled departure to arrival (Dayton is 1 h ahead of Chicago). Times are local. Both flew on 56 of the last 56 days.

Makes the connection100%The first flight arrived more than 155 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 3h 20m layover.
Arrives on time82%First flight not cancelled (1.4% are) × connection made (100%) × second flight not cancelled (0.7% are) and within 15 minutes (84%).
Total trip6h 48mORD 06:30 to DAY 14:18, 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.