Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Washington → Raleigh/Durham via Boston: arrives on time 81%
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08:00 DCA → 09:35 BOSAA 1556 · American · 1h 39m · 90% on time, 1.9% cancelled
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3h 25m layover in Boston (BOS) · 90 min minimum on separate tickets
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13:00 BOS → 15:04 RDUDL 2283 · Delta · 2h 04m · 83% on time, 0.8% cancelled
Total trip 7h 04m, scheduled departure to arrival. Times are local. Both flew on 47 of the last 56 days.
Makes the connection100%The first flight arrived more than 115 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 25m layover.
Arrives on time81%First flight not cancelled (1.9% are) × connection made (100%) × second flight not cancelled (0.8% are) and within 15 minutes (83%).
Total trip7h 04mDCA 08:00 to RDU 15:04, 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.