Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → Sacramento via Denver: arrives on time 45%
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11:10 MDW → 12:40 DENWN 2960 · Southwest · 2h 30m · 78% on time, 0.0% cancelled
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50m layover in Denver (DEN) · 45 min minimum on one ticket
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13:30 DEN → 14:58 SMFWN 1741 · Southwest · 2h 30m · 70% on time, 0.0% cancelled
Total trip 5h 50m, scheduled departure to arrival (Sacramento is 2 h behind Chicago). Times are local. Both flew on 40 of the last 56 days.
Makes the connection64%The first flight arrived more than 5 minutes late on 36% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time45%First flight not cancelled (0.0% are) × connection made (64%) × second flight not cancelled (0.0% are) and within 15 minutes (70%).
Total trip5h 50mMDW 11:10 to SMF 14:58, 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.