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

Seattle → Chicago via Raleigh/Durham: arrives on time 92%

  1. 21:33 SEA → 05:40 RDU
    AS 677 · Alaska · 5h 07m · 86% on time, 0.0% cancelled
  2. 2h 25m layover in Raleigh/Durham (RDU) · 90 min minimum on separate tickets
  3. 08:05 RDU → 09:00 MDW +1 day
    WN 3432 · Southwest · 1h 55m · 94% on time, 0.0% cancelled

Total trip 9h 27m, scheduled departure to arrival (Chicago is 2 h ahead of Seattle). Times are local. Both flew on 29 of the last 56 days.

Makes the connection97%The first flight arrived more than 55 minutes late on 3% of the days it flew: too late for the 90-minute minimum connection on a 2h 25m layover.
Arrives on time92%First flight not cancelled (0.0% are) × connection made (97%) × second flight not cancelled (0.0% are) and within 15 minutes (94%).
Total trip9h 27mSEA 21:33 to MDW 09:00, 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.