Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → Louisville via Newark: arrives on time 75%
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06:00 ORD → 09:12 EWRUA 2295 · United · 2h 12m · 94% on time, 3.1% cancelled
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53m layover in Newark (EWR) · 45 min minimum on one ticket
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10:05 EWR → 12:21 SDFUA 3421 · United, flown by Republic · 2h 16m · 87% on time, 1.4% cancelled
Total trip 5h 21m, scheduled departure to arrival (Louisville is 1 h ahead of Chicago). Times are local. Both flew on 56 of the last 56 days.
Makes the connection90%The first flight arrived more than 8 minutes late on 10% of the days it flew: too late for the 45-minute minimum connection on a 53m layover.
Arrives on time75%First flight not cancelled (3.1% are) × connection made (90%) × second flight not cancelled (1.4% are) and within 15 minutes (87%).
Total trip5h 21mORD 06:00 to SDF 12:21, 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.