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

Boise → Chicago via Seattle: arrives on time 91%

  1. 19:28 BOI → 20:14 SEA
    DL 3688 · Delta, flown by SkyWest · 1h 46m · 77% on time, 0.4% cancelled
  2. 3h 42m layover in Seattle (SEA) · 90 min minimum on separate tickets
  3. 23:56 SEA → 06:02 ORD +1 day
    AA 2881 · American · 4h 06m · 94% on time, 2.8% cancelled

Total trip 9h 34m, scheduled departure to arrival (Chicago is 1 h ahead of Boise). Times are local. Both flew on 44 of the last 56 days.

Makes the connection100%The first flight arrived more than 132 minutes late on <1% of the days it flew: too late for the 90-minute minimum connection on a 3h 42m layover.
Arrives on time91%First flight not cancelled (0.4% are) × connection made (100%) × second flight not cancelled (2.8% are) and within 15 minutes (94%).
Total trip9h 34mBOI 19:28 to ORD 06:02, 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.