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

Greensboro → Miami via Atlanta: arrives on time 60%

  1. 10:14 GSO → 11:31 ATL
    DL 3173 · Delta · 1h 17m · 94% on time, 3.4% cancelled
  2. 4h 27m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 15:58 ATL → 18:09 MIA
    DL 1323 · Delta · 2h 11m · 63% on time, 1.7% cancelled

Total trip 7h 55m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.

Makes the connection100%The first flight arrived more than 222 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 4h 27m layover.
Arrives on time60%First flight not cancelled (3.4% are) × connection made (100%) × second flight not cancelled (1.7% are) and within 15 minutes (63%).
Total trip7h 55mGSO 10:14 to MIA 18:09, 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.