Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Boston → Madison via Chicago: arrives on time 88%
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05:10 BOS → 07:04 ORDAA 3324 · American · 2h 54m · 92% on time, 2.2% cancelled
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3h 31m layover in Chicago (ORD) · 90 min minimum on separate tickets
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10:35 ORD → 11:49 MSNUA 5843 · United, flown by SkyWest · 1h 14m · 91% on time, 0.0% cancelled
Total trip 7h 39m, scheduled departure to arrival (Madison is 1 h behind Boston). Times are local. Both flew on 32 of the last 56 days.
Makes the connection99%The first flight arrived more than 121 minutes late on 1% of the days it flew: too late for the 90-minute minimum connection on a 3h 31m layover.
Arrives on time88%First flight not cancelled (2.2% are) × connection made (99%) × second flight not cancelled (0.0% are) and within 15 minutes (91%).
Total trip7h 39mBOS 05:10 to MSN 11:49, 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.