tailodds FORECAST
Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Houston → Chattanooga via Atlanta: arrives on time 64%

  1. 12:13 IAH → 15:23 ATL
    DL 1682 · Delta · 2h 10m · 76% on time, 1.5% cancelled
  2. 3h 17m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 18:40 ATL → 19:33 CHA
    DL 3150 · Delta · 53m · 67% on time, 2.0% cancelled

Total trip 6h 20m, scheduled departure to arrival (Chattanooga is 1 h ahead of Houston). Times are local. Both flew on 49 of the last 56 days.

Makes the connection99%The first flight arrived more than 152 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 17m layover.
Arrives on time64%First flight not cancelled (1.5% are) × connection made (99%) × second flight not cancelled (2.0% are) and within 15 minutes (67%).
Total trip6h 20mIAH 12:13 to CHA 19:33, 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.