Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → Washington via Chicago: arrives on time 34%
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10:25 SFO → 16:59 ORDAA 2543 · American · 4h 29m · 71% on time, 4.2% cancelled
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57m layover in Chicago (ORD) · 45 min minimum on one ticket
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17:56 ORD → 20:59 DCAAA 1787 · American · 2h 04m · 55% on time, 8.1% cancelled
Total trip 7h 35m, scheduled departure to arrival (Washington is 3 h ahead of San Francisco). Times are local. Both flew on 55 of the last 56 days.
Makes the connection69%The first flight arrived more than 12 minutes late on 31% of the days it flew: too late for the 45-minute minimum connection on a 57m layover.
Arrives on time34%First flight not cancelled (4.2% are) × connection made (69%) × second flight not cancelled (8.1% are) and within 15 minutes (55%).
Total trip7h 35mSFO 10:25 to DCA 20:59, 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.