tailodds FORECAST
Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Oakland → Dulles via Seattle: arrives on time 87%

  1. 17:30 OAK → 19:30 SEA
    WN 4747 · Southwest · 2h 00m · 47% on time, 0.0% cancelled
  2. 3h 50m layover in Seattle (SEA) · 90 min minimum on separate tickets
  3. 23:20 SEA → 07:22 IAD +1 day
    UA 264 · United · 5h 02m · 91% on time, 4.5% cancelled

Total trip 10h 52m, scheduled departure to arrival (Dulles is 3 h ahead of Oakland). Times are local. Both flew on 20 of the last 56 days.

Makes the connection100%The first flight arrived more than 140 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 50m layover.
Arrives on time87%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (4.5% are) and within 15 minutes (91%).
Total trip10h 52mOAK 17:30 to IAD 07:22, 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.