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

Boston → Charleston via Atlanta: arrives on time 80%

  1. 08:05 BOS → 10:49 ATL
    DL 923 · Delta · 2h 44m · 88% on time, 1.5% cancelled
  2. 3h 53m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 14:42 ATL → 15:58 CHS
    DL 1381 · Delta · 1h 16m · 84% on time, 1.4% cancelled

Total trip 7h 53m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.

Makes the connection99%The first flight arrived more than 188 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 53m layover.
Arrives on time80%First flight not cancelled (1.5% are) × connection made (99%) × second flight not cancelled (1.4% are) and within 15 minutes (84%).
Total trip7h 53mBOS 08:05 to CHS 15:58, 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.