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

Chicago → New York via Atlanta: arrives on time 54%

  1. 12:50 MDW → 15:49 ATL
    DL 2417 · Delta · 2h 02m · 86% on time, 3.4% cancelled
  2. 54m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 16:43 ATL → 19:29 JFK
    DL 2378 · Delta · 2h 46m · 70% on time, 1.9% cancelled

Total trip 5h 39m, scheduled departure to arrival (New York is 1 h ahead of Chicago). Times are local. Both flew on 55 of the last 56 days.

Makes the connection82%The first flight arrived more than 9 minutes late on 18% of the days it flew: too late for the 45-minute minimum connection on a 54m layover.
Arrives on time54%First flight not cancelled (3.4% are) × connection made (82%) × second flight not cancelled (1.9% are) and within 15 minutes (70%).
Total trip5h 39mMDW 12:50 to JFK 19:29, 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.