Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Dulles → Philadelphia via Atlanta: arrives on time 58%
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19:35 IAD → 21:39 ATLDL 2902 · Delta · 2h 00m · 78% on time, 6.6% cancelled
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1h 16m layover in Atlanta (ATL) · 45 min minimum on one ticket
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22:55 ATL → 00:59 PHL +1 dayDL 2642 · Delta · 2h 05m · 78% on time, 3.3% cancelled
Total trip 5h 25m, scheduled departure to arrival. Times are local. Both flew on 28 of the last 56 days.
Makes the connection83%The first flight arrived more than 31 minutes late on 17% of the days it flew: too late for the 45-minute minimum connection on a 1h 16m layover.
Arrives on time58%First flight not cancelled (6.6% are) × connection made (83%) × second flight not cancelled (3.3% are) and within 15 minutes (78%).
Total trip5h 25mIAD 19:35 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.