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

Washington → Greenville via Detroit: arrives on time 39%

  1. 17:29 DCA → 19:15 DTW
    DL 1454 · Delta · 1h 45m · 64% on time, 1.9% cancelled
  2. 50m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 20:05 DTW → 21:48 GSP
    DL 1561 · Delta · 1h 43m · 80% on time, 2.3% cancelled

Total trip 4h 19m, scheduled departure to arrival. Times are local. Both flew on 55 of the last 56 days.

Makes the connection51%The first flight arrived more than 5 minutes late on 49% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time39%First flight not cancelled (1.9% are) × connection made (51%) × second flight not cancelled (2.3% are) and within 15 minutes (80%).
Total trip4h 19mDCA 17:29 to GSP 21:48, 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.