tailodds FORECAST
Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Dulles → Dayton via Atlanta: arrives on time 85%

  1. 08:15 IAD → 10:14 ATL
    UA 2739 · United · 1h 59m · 89% on time, 0.4% cancelled
  2. 3h 21m layover in Atlanta (ATL) · 90 min minimum on separate tickets
  3. 13:35 ATL → 15:07 DAY
    DL 2763 · Delta · 1h 31m · 88% on time, 1.0% cancelled

Total trip 6h 51m, scheduled departure to arrival. Times are local. Both flew on 29 of the last 56 days.

Makes the connection97%The first flight arrived more than 111 minutes late on 3% of the days it flew: too late for the 90-minute minimum connection on a 3h 21m layover.
Arrives on time85%First flight not cancelled (0.4% are) × connection made (97%) × second flight not cancelled (1.0% are) and within 15 minutes (88%).
Total trip6h 51mIAD 08:15 to DAY 15:07, 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.