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

Chicago → Missoula via Salt Lake City: arrives on time 90%

  1. 10:05 ORD → 12:35 SLC
    AA 2616 · American · 3h 31m · 83% on time, 0.0% cancelled
  2. 3h 35m layover in Salt Lake City (SLC) · 90 min minimum on separate tickets
  3. 16:10 SLC → 17:49 MSO
    DL 3808 · Delta, flown by SkyWest · 1h 39m · 91% on time, 0.3% cancelled

Total trip 8h 44m, scheduled departure to arrival (Missoula is 1 h behind Chicago). Times are local. Both flew on 55 of the last 56 days.

Makes the connection99%The first flight arrived more than 125 minutes late on 1% of the days it flew: too late for the 90-minute minimum connection on a 3h 35m layover.
Arrives on time90%First flight not cancelled (0.0% are) × connection made (99%) × second flight not cancelled (0.3% are) and within 15 minutes (91%).
Total trip8h 44mORD 10:05 to MSO 17:49, 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.