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

Dulles → Detroit via Atlanta: arrives on time 82%

  1. 08:27 IAD → 10:17 ATL
    DL 3080 · Delta · 1h 48m · 83% on time, 1.5% cancelled
  2. 3h 30m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 13:47 ATL → 15:43 DTW
    DL 1031 · Delta · 1h 55m · 85% on time, 0.8% cancelled

Total trip 7h 15m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.

Makes the connection98%The first flight arrived more than 165 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 3h 30m layover.
Arrives on time82%First flight not cancelled (1.5% are) × connection made (98%) × second flight not cancelled (0.8% are) and within 15 minutes (85%).
Total trip7h 15mIAD 08:27 to DTW 15:43, 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.