Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Atlanta → Philadelphia via Dulles: arrives on time 79%
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05:30 ATL → 07:20 IADUA 641 · United · 1h 50m · 96% on time, 1.0% cancelled
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1h 15m layover in Dulles (IAD) · 45 min minimum on one ticket
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08:35 IAD → 09:45 PHLUA 4015 · United, flown by Mesa · 1h 10m · 84% on time, 3.4% cancelled
Total trip 4h 15m, scheduled departure to arrival. Times are local. Both flew on 47 of the last 56 days.
Makes the connection98%The first flight arrived more than 30 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 1h 15m layover.
Arrives on time79%First flight not cancelled (1.0% are) × connection made (98%) × second flight not cancelled (3.4% are) and within 15 minutes (84%).
Total trip4h 15mATL 05:30 to PHL 09:45, 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.