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

Tampa → Houston via Atlanta: arrives on time 63%

  1. 09:20 TPA → 10:55 ATL
    WN 4987 · Southwest · 1h 35m · 88% on time, 0.0% cancelled
  2. 1h 35m layover in Atlanta (ATL) · 90 min minimum on separate tickets
  3. 12:30 ATL → 13:38 IAH
    DL 1572 · Delta · 2h 08m · 86% on time, 0.5% cancelled

Total trip 5h 18m, scheduled departure to arrival (Houston is 1 h behind Tampa). Times are local. Both flew on 32 of the last 56 days.

Makes the connection74%The first flight arrived more than 5 minutes late on 26% of the days it flew: too late for the 90-minute minimum connection on a 1h 35m layover.
Arrives on time63%First flight not cancelled (0.0% are) × connection made (74%) × second flight not cancelled (0.5% are) and within 15 minutes (86%).
Total trip5h 18mTPA 09:20 to IAH 13:38, 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.