Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Grand Rapids → Baltimore via Chicago: arrives on time 64%
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10:10 GRR → 10:32 ORDAA 6391 · American, flown by SkyWest · 1h 23m · 86% on time, 2.8% cancelled
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3h 58m layover in Chicago (ORD) · 90 min minimum on separate tickets
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14:30 ORD → 17:36 BWIUA 2124 · United · 2h 06m · 69% on time, 2.7% cancelled
Total trip 7h 26m, scheduled departure to arrival. Times are local. Both flew on 37 of the last 56 days.
Makes the connection97%The first flight arrived more than 148 minutes late on 3% of the days it flew: too late for the 90-minute minimum connection on a 3h 58m layover.
Arrives on time64%First flight not cancelled (2.8% are) × connection made (97%) × second flight not cancelled (2.7% are) and within 15 minutes (69%).
Total trip7h 26mGRR 10:10 to BWI 17:36, 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.