Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Houston → Grand Rapids via Chicago: arrives on time 53%
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17:09 IAH → 20:05 ORDUA 2135 · United · 2h 56m · 68% on time, 0.6% cancelled
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1h 35m layover in Chicago (ORD) · 45 min minimum on one ticket
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21:40 ORD → 23:57 GRRUA 5303 · United, flown by SkyWest · 1h 17m · 67% on time, 8.3% cancelled
Total trip 5h 48m, scheduled departure to arrival (Grand Rapids is 1 h ahead of Houston). Times are local. Both flew on 36 of the last 56 days.
Makes the connection87%The first flight arrived more than 50 minutes late on 13% of the days it flew: too late for the 45-minute minimum connection on a 1h 35m layover.
Arrives on time53%First flight not cancelled (0.6% are) × connection made (87%) × second flight not cancelled (8.3% are) and within 15 minutes (67%).
Total trip5h 48mIAH 17:09 to GRR 23:57, 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.