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

Seattle → Chicago via San Diego: arrives on time 89%

  1. 16:45 SEA → 19:36 SAN
    AS 1348 · Alaska · 2h 51m · 60% on time, 0.0% cancelled
  2. 3h 04m layover in San Diego (SAN) · 90 min minimum on separate tickets
  3. 22:40 SAN → 04:40 MDW +1 day
    WN 257 · Southwest · 4h 00m · 92% on time, 0.0% cancelled

Total trip 9h 55m, scheduled departure to arrival (Chicago is 2 h ahead of Seattle). Times are local. Both flew on 23 of the last 56 days.

Makes the connection96%The first flight arrived more than 94 minutes late on 4% of the days it flew: too late for the 90-minute minimum connection on a 3h 04m layover.
Arrives on time89%First flight not cancelled (0.0% are) × connection made (96%) × second flight not cancelled (0.0% are) and within 15 minutes (92%).
Total trip9h 55mSEA 16:45 to MDW 04:40, 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.