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

Greenville → Detroit via Atlanta: arrives on time 54%

19:48 GSP → 21:04 ATL

DL 1021 · Delta · 1h 16m · 74% on time, 2.5% cancelled
49m layover in Atlanta (ATL) · 45 min minimum on one ticket
21:53 ATL → 23:57 DTW

DL 651 · Delta · 2h 04m · 78% on time, 0.0% cancelled

Total trip 4h 09m, scheduled departure to arrival. Times are local. Both flew on 28 of the last 56 days.

Makes the connection71%The first flight arrived more than 4 minutes late on 29% of the days it flew: too late for the 45-minute minimum connection on a 49m layover.

Arrives on time54%First flight not cancelled (2.5% are) × connection made (71%) × second flight not cancelled (0.0% are) and within 15 minutes (78%).

Total trip4h 09mGSP 19:48 to DTW 23:57, 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.