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

San Diego → Houston via Atlanta: arrives on time 78%

  1. 06:15 SAN → 13:43 ATL
    DL 729 · Delta · 4h 28m · 92% on time, 1.1% cancelled
  2. 1h 28m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 15:11 ATL → 16:23 HOU
    DL 2381 · Delta · 2h 14m · 81% on time, 2.4% cancelled

Total trip 8h 10m, scheduled departure to arrival (Houston is 2 h ahead of San Diego). Times are local. Both flew on 56 of the last 56 days.

Makes the connection99%The first flight arrived more than 43 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 1h 28m layover.
Arrives on time78%First flight not cancelled (1.1% are) × connection made (99%) × second flight not cancelled (2.4% are) and within 15 minutes (81%).
Total trip8h 10mSAN 06:15 to HOU 16:23, 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.