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

Washington → Greensboro via Detroit: arrives on time 56%

  1. 17:29 DCA → 19:15 DTW
    DL 1454 · Delta · 1h 45m · 64% on time, 1.9% cancelled
  2. 1h 16m layover in Detroit (DTW) · 45 min minimum on one ticket
  3. 20:31 DTW → 22:18 GSO
    DL 5407 · Delta, flown by Endeavor · 1h 46m · 78% on time, 1.8% cancelled

Total trip 4h 48m, scheduled departure to arrival. Times are local. Both flew on 55 of the last 56 days.

Makes the connection75%The first flight arrived more than 31 minutes late on 25% of the days it flew: too late for the 45-minute minimum connection on a 1h 16m layover.
Arrives on time56%First flight not cancelled (1.9% are) × connection made (75%) × second flight not cancelled (1.8% are) and within 15 minutes (78%).
Total trip4h 48mDCA 17:29 to GSO 22:18, 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.