Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Grand Rapids → Atlanta via Chicago: arrives on time 41%
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18:25 GRR → 18:48 ORDUA 5516 · United, flown by SkyWest · 1h 23m · 51% on time, 5.4% cancelled
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1h 21m layover in Chicago (ORD) · 45 min minimum on one ticket
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20:09 ORD → 23:30 ATLUA 2770 · United · 2h 21m · 69% on time, 2.8% cancelled
Total trip 5h 05m, scheduled departure to arrival. Times are local. Both flew on 26 of the last 56 days.
Makes the connection65%The first flight arrived more than 36 minutes late on 35% of the days it flew: too late for the 45-minute minimum connection on a 1h 21m layover.
Arrives on time41%First flight not cancelled (5.4% are) × connection made (65%) × second flight not cancelled (2.8% are) and within 15 minutes (69%).
Total trip5h 05mGRR 18:25 to ATL 23:30, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.