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

Boston → Madison via Atlanta: arrives on time 78%

  1. 15:10 BOS → 18:10 ATL
    DL 638 · Delta · 3h 00m · 80% on time, 1.1% cancelled
  2. 3h 22m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 21:32 ATL → 22:43 MSN
    DL 2144 · Delta · 2h 11m · 83% on time, 2.5% cancelled

Total trip 8h 33m, scheduled departure to arrival (Madison is 1 h behind Boston). Times are local. Both flew on 47 of the last 56 days.

Makes the connection97%The first flight arrived more than 157 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 3h 22m layover.
Arrives on time78%First flight not cancelled (1.1% are) × connection made (97%) × second flight not cancelled (2.5% are) and within 15 minutes (83%).
Total trip8h 33mBOS 15:10 to MSN 22:43, 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.