Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Baltimore → Louisville via Chicago: arrives on time 59%
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17:32 BWI → 18:55 ORDUA 590 · United · 2h 23m · 57% on time, 0.6% cancelled
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2h 30m layover in Chicago (ORD) · 45 min minimum on one ticket
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21:25 ORD → 23:59 SDFUA 3659 · United, flown by Republic · 1h 34m · 73% on time, 11.1% cancelled
Total trip 6h 27m, scheduled departure to arrival. Times are local. Both flew on 55 of the last 56 days.
Makes the connection91%The first flight arrived more than 105 minutes late on 9% of the days it flew: too late for the 45-minute minimum connection on a 2h 30m layover.
Arrives on time59%First flight not cancelled (0.6% are) × connection made (91%) × second flight not cancelled (11.1% are) and within 15 minutes (73%).
Total trip6h 27mBWI 17:32 to SDF 23:59, 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.