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

Houston → Norfolk via Atlanta: arrives on time 47%

  1. 18:34 IAH → 21:54 ATL
    DL 1223 · Delta · 2h 20m · 72% on time, 3.7% cancelled
  2. 1h 05m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 22:59 ATL → 00:45 ORF +1 day
    DL 2731 · Delta · 1h 46m · 68% on time, 3.3% cancelled

Total trip 5h 11m, scheduled departure to arrival (Norfolk is 1 h ahead of Houston). Times are local. Both flew on 36 of the last 56 days.

Makes the connection74%The first flight arrived more than 20 minutes late on 26% of the days it flew: too late for the 45-minute minimum connection on a 1h 05m layover.
Arrives on time47%First flight not cancelled (3.7% are) × connection made (74%) × second flight not cancelled (3.3% are) and within 15 minutes (68%).
Total trip5h 11mIAH 18:34 to ORF 00:45, 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.