Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Seattle → Raleigh/Durham via Atlanta: arrives on time 72%
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06:00 SEA → 13:49 ATLDL 569 · Delta · 4h 49m · 95% on time, 0.3% cancelled
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3h 35m layover in Atlanta (ATL) · 45 min minimum on one ticket
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17:24 ATL → 18:54 RDUDL 1097 · Delta · 1h 30m · 74% on time, 2.2% cancelled
Total trip 9h 54m, scheduled departure to arrival (Raleigh/Durham is 3 h ahead of Seattle). Times are local. Both flew on 55 of the last 56 days.
Makes the connection100%The first flight arrived more than 170 minutes late on <1% of the days it flew: too late for the 45-minute minimum connection on a 3h 35m layover.
Arrives on time72%First flight not cancelled (0.3% are) × connection made (100%) × second flight not cancelled (2.2% are) and within 15 minutes (74%).
Total trip9h 54mSEA 06:00 to RDU 18:54, 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.