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

Houston → Chattanooga via Atlanta: arrives on time 50%

  1. 16:51 IAH → 20:13 ATL
    DL 2890 · Delta · 2h 18m · 59% on time, 0.0% cancelled
  2. 1h 03m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 21:16 ATL → 22:08 CHA
    DL 1366 · Delta · 50m · 88% on time, 4.2% cancelled

Total trip 4h 15m, scheduled departure to arrival (Chattanooga is 1 h ahead of Houston). Times are local. Both flew on 0 of the last 56 days, too few to list among the best connections.

Makes the connection60%The first flight arrived more than 18 minutes late on 40% of the days it flew: too late for the 45-minute minimum connection on a 1h 03m layover.
Arrives on time50%First flight not cancelled (0.0% are) × connection made (60%) × second flight not cancelled (4.2% are) and within 15 minutes (88%).
Total trip4h 15mIAH 16:51 to CHA 22:08, layover included

Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.