Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
San Francisco → Chicago via Charlotte: arrives on time 96%
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23:49 SFO → 08:05 CLTAA 1580 · American · 5h 16m · 59% on time, 0.0% cancelled
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3h 30m layover in Charlotte (CLT) · 90 min minimum on separate tickets
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11:35 CLT → 12:35 MDW +1 dayWN 4529 · Southwest · 2h 00m · 96% on time, 0.0% cancelled
Total trip 10h 46m, scheduled departure to arrival (Chicago is 2 h ahead of San Francisco). Times are local. Both flew on 24 of the last 56 days.
Makes the connection100%The first flight arrived more than 120 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 30m layover.
Arrives on time96%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (96%).
Total trip10h 46mSFO 23:49 to MDW 12:35, 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.