Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Louisville → Boston via Chicago: arrives on time 48%
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19:55 SDF → 20:40 ORDUA 4563 · United, flown by GoJet · 1h 45m · 77% on time, 6.4% cancelled
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1h 01m layover in Chicago (ORD) · 45 min minimum on one ticket
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21:41 ORD → 01:14 BOS +1 dayUA 1779 · United · 2h 33m · 68% on time, 3.7% cancelled
Total trip 5h 19m, scheduled departure to arrival. Times are local. Both flew on 36 of the last 56 days.
Makes the connection78%The first flight arrived more than 16 minutes late on 22% of the days it flew: too late for the 45-minute minimum connection on a 1h 01m layover.
Arrives on time48%First flight not cancelled (6.4% are) × connection made (78%) × second flight not cancelled (3.7% are) and within 15 minutes (68%).
Total trip5h 19mSDF 19:55 to BOS 01:14, 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.