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

Dulles → Philadelphia via Atlanta: arrives on time 69%

  1. 17:51 IAD → 19:54 ATL
    DL 1695 · Delta · 2h 08m · 74% on time, 2.0% cancelled
  2. 3h 01m layover in Atlanta (ATL) · 45 min minimum on one ticket
  3. 22:55 ATL → 00:59 PHL +1 day
    DL 2642 · Delta · 2h 05m · 78% on time, 3.3% cancelled

Total trip 7h 09m, scheduled departure to arrival. Times are local. Both flew on 48 of the last 56 days.

Makes the connection94%The first flight arrived more than 136 minutes late on 6% of the days it flew: too late for the 45-minute minimum connection on a 3h 01m layover.
Arrives on time69%First flight not cancelled (2.0% are) × connection made (94%) × second flight not cancelled (3.3% are) and within 15 minutes (78%).
Total trip7h 09mIAD 17:51 to PHL 00:59, 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.