Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Washington → Seattle via Philadelphia: arrives on time 26%
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17:18 DCA → 18:32 PHLAA 5406 · American, flown by PSA · 1h 14m · 39% on time, 10.2% cancelled
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1h 03m layover in Philadelphia (PHL) · 45 min minimum on one ticket
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19:35 PHL → 22:56 SEAAA 3259 · American · 6h 21m · 72% on time, 2.8% cancelled
Total trip 8h 38m, scheduled departure to arrival (Seattle is 3 h behind Washington). Times are local. Both flew on 37 of the last 56 days.
Makes the connection41%The first flight arrived more than 18 minutes late on 59% of the days it flew: too late for the 45-minute minimum connection on a 1h 03m layover.
Arrives on time26%First flight not cancelled (10.2% are) × connection made (41%) × second flight not cancelled (2.8% are) and within 15 minutes (72%).
Total trip8h 38mDCA 17:18 to SEA 22:56, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.