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

Chicago → Chattanooga via Atlanta: arrives on time 85%

  1. 07:12 ORD → 10:27 ATL
    UA 425 · United · 2h 15m · 86% on time, 0.0% cancelled
  2. 2h 47m layover in Atlanta (ATL) · 90 min minimum on separate tickets
  3. 13:14 ATL → 14:05 CHA
    DL 3141 · Delta · 51m · 86% on time, 1.3% cancelled

Total trip 5h 53m, scheduled departure to arrival (Chattanooga is 1 h ahead of Chicago). Times are local. Both flew on 36 of the last 56 days.

Makes the connection100%The first flight arrived more than 77 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 2h 47m layover.
Arrives on time85%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (1.3% are) and within 15 minutes (86%).
Total trip5h 53mORD 07:12 to CHA 14:05, 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.