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

Dulles → Sacramento via Chicago: arrives on time 76%

  1. 06:10 IAD → 07:27 ORD
    UA 2070 · United · 2h 17m · 84% on time, 0.0% cancelled
  2. 1h 37m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 09:04 ORD → 11:51 SMF
    UA 2145 · United · 4h 47m · 80% on time, 0.0% cancelled

Total trip 8h 41m, scheduled departure to arrival (Sacramento is 3 h behind Dulles). Times are local. Both flew on 37 of the last 56 days.

Makes the connection95%The first flight arrived more than 52 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 1h 37m layover.
Arrives on time76%First flight not cancelled (0.0% are) × connection made (95%) × second flight not cancelled (0.0% are) and within 15 minutes (80%).
Total trip8h 41mIAD 06:10 to SMF 11:51, 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.