Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → Grand Rapids via Atlanta: arrives on time 79%
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09:07 ORD → 12:22 ATLUA 530 · United · 2h 15m · 82% on time, 1.6% cancelled
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2h 57m layover in Atlanta (ATL) · 90 min minimum on separate tickets
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15:19 ATL → 17:14 GRRDL 2058 · Delta · 1h 56m · 84% on time, 1.1% cancelled
Total trip 7h 08m, scheduled departure to arrival (Grand Rapids is 1 h ahead of Chicago). Times are local. Both flew on 48 of the last 56 days.
Makes the connection97%The first flight arrived more than 87 minutes late on 3% of the days it flew: too late for the 90-minute minimum connection on a 2h 57m layover.
Arrives on time79%First flight not cancelled (1.6% are) × connection made (97%) × second flight not cancelled (1.1% are) and within 15 minutes (84%).
Total trip7h 08mORD 09:07 to GRR 17:14, 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.