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

San Jose → Houston via Atlanta: arrives on time 65%

  1. 06:35 SJC → 14:14 ATL
    DL 654 · Delta · 4h 39m · 94% on time, 1.7% cancelled
  2. 2h 11m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 16:25 ATL → 17:39 IAH
    DL 1223 · Delta · 2h 14m · 68% on time, 2.5% cancelled

Total trip 9h 04m, scheduled departure to arrival (Houston is 2 h ahead of San Jose). Times are local. Both flew on 36 of the last 56 days.

Makes the connection99%The first flight arrived more than 86 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 2h 11m layover.
Arrives on time65%First flight not cancelled (1.7% are) × connection made (99%) × second flight not cancelled (2.5% are) and within 15 minutes (68%).
Total trip9h 04mSJC 06:35 to IAH 17:39, 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.