Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Boston → Chicago via Washington: arrives on time 65%
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07:00 BOS → 09:00 DCAAA 4505 · American, flown by Republic · 2h 00m · 89% on time, 4.6% cancelled
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1h 13m layover in Washington (DCA) · 45 min minimum on one ticket
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10:13 DCA → 11:33 ORDAA 523 · American · 2h 20m · 78% on time, 9.9% cancelled
Total trip 5h 33m, scheduled departure to arrival (Chicago is 1 h behind Boston). Times are local. Both flew on 48 of the last 56 days.
Makes the connection97%The first flight arrived more than 28 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 1h 13m layover.
Arrives on time65%First flight not cancelled (4.6% are) × connection made (97%) × second flight not cancelled (9.9% are) and within 15 minutes (78%).
Total trip5h 33mBOS 07:00 to ORD 11:33, 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.