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

Sacramento → Dulles via Chicago: arrives on time 68%

  1. 07:00 SMF → 13:10 ORD
    UA 2370 · United · 4h 10m · 87% on time, 3.2% cancelled
  2. 1h 22m layover in Chicago (ORD) · 45 min minimum on one ticket
  3. 14:32 ORD → 17:30 IAD
    UA 587 · United · 2h 00m · 73% on time, 0.4% cancelled

Total trip 7h 32m, scheduled departure to arrival (Dulles is 3 h ahead of Sacramento). Times are local. Both flew on 0 of the last 56 days, too few to list among the best connections.

Makes the connection97%The first flight arrived more than 37 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 1h 22m layover.
Arrives on time68%First flight not cancelled (3.2% are) × connection made (97%) × second flight not cancelled (0.4% are) and within 15 minutes (73%).
Total trip7h 32mSMF 07:00 to IAD 17:30, 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.