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

Tucson → Chicago via Los Angeles: arrives on time 90%

  1. 16:47 TUS → 18:36 LAX
    DL 3778 · Delta, flown by SkyWest · 1h 49m · 94% on time, 0.0% cancelled
  2. 3h 59m layover in Los Angeles (LAX) · 90 min minimum on separate tickets
  3. 22:35 LAX → 04:51 ORD +1 day
    UA 353 · United · 4h 16m · 90% on time, 0.0% cancelled

Total trip 10h 04m, scheduled departure to arrival (Chicago is 2 h ahead of Tucson). Times are local. Both flew on 53 of the last 56 days.

Makes the connection100%The first flight arrived more than 149 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 59m layover.
Arrives on time90%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (90%).
Total trip10h 04mTUS 16:47 to ORD 04:51, 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.