Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Boston → Chicago via Washington: arrives on time 87%
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06:00 BOS → 07:44 DCAAA 2159 · American · 1h 44m · 94% on time, 2.2% cancelled
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2h 46m layover in Washington (DCA) · 90 min minimum on separate tickets
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10:30 DCA → 11:48 ORDUA 2201 · United · 2h 18m · 91% on time, 1.9% cancelled
Total trip 6h 48m, scheduled departure to arrival (Chicago is 1 h behind Boston). Times are local. Both flew on 47 of the last 56 days.
Makes the connection99%The first flight arrived more than 76 minutes late on 1% of the days it flew: too late for the 90-minute minimum connection on a 2h 46m layover.
Arrives on time87%First flight not cancelled (2.2% are) × connection made (99%) × second flight not cancelled (1.9% are) and within 15 minutes (91%).
Total trip6h 48mBOS 06:00 to ORD 11:48, 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.