Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Grand Rapids → Houston via Chicago: arrives on time 81%
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05:15 GRR → 05:33 ORDUA 5615 · United, flown by SkyWest · 1h 18m · 87% on time, 3.2% cancelled
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2h 02m layover in Chicago (ORD) · 45 min minimum on one ticket
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07:35 ORD → 10:36 IAHUA 1231 · United · 3h 01m · 91% on time, 1.3% cancelled
Total trip 6h 21m, scheduled departure to arrival (Houston is 1 h behind Grand Rapids). Times are local. Both flew on 31 of the last 56 days.
Makes the connection93%The first flight arrived more than 77 minutes late on 7% of the days it flew: too late for the 45-minute minimum connection on a 2h 02m layover.
Arrives on time81%First flight not cancelled (3.2% are) × connection made (93%) × second flight not cancelled (1.3% are) and within 15 minutes (91%).
Total trip6h 21mGRR 05:15 to IAH 10:36, 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.