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

Houston → Chattanooga via Atlanta: arrives on time 80%

  1. 09:42 IAH → 12:48 ATL
    DL 1585 · Delta · 2h 06m · 78% on time, 4.3% cancelled
  2. 3h 24m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 16:12 ATL → 17:15 CHA
    DL 5179 · Delta, flown by Endeavor · 1h 03m · 87% on time, 3.1% cancelled

Total trip 6h 33m, scheduled departure to arrival (Chattanooga is 1 h ahead of Houston). Times are local. Both flew on 6 of the last 56 days, too few to list among the best connections.

Makes the connection99%The first flight arrived more than 159 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 24m layover.
Arrives on time80%First flight not cancelled (4.3% are) × connection made (99%) × second flight not cancelled (3.1% are) and within 15 minutes (87%).
Total trip6h 33mIAH 09:42 to CHA 17:15, 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.