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

New York → Houston via Atlanta: arrives on time 39%

  1. 15:00 LGA → 17:53 ATL
    DL 974 · Delta · 2h 53m · 81% on time, 2.8% cancelled
  2. 46m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 18:39 ATL → 19:52 IAH
    DL 1131 · Delta · 2h 13m · 59% on time, 1.1% cancelled

Total trip 5h 52m, scheduled departure to arrival (Houston is 1 h behind New York). Times are local. Both flew on 55 of the last 56 days.

Makes the connection70%The first flight arrived more than 1 minutes late on 30% of the days it flew: too late for the 45-minute minimum connection on a 46m layover.
Arrives on time39%First flight not cancelled (2.8% are) × connection made (70%) × second flight not cancelled (1.1% are) and within 15 minutes (59%).
Total trip5h 52mLGA 15:00 to IAH 19:52, 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.