Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Charlotte → San Antonio via Chicago: arrives on time 26%
-
19:05 CLT → 20:10 MDWWN 1513 · Southwest · 2h 05m · 35% on time, 2.0% cancelled
-
1h 15m layover in Chicago (MDW) · 45 min minimum on one ticket
-
21:25 MDW → 00:20 SAT +1 dayWN 3229 · Southwest · 2h 40m · 47% on time, 3.5% cancelled
Total trip 6h 00m, scheduled departure to arrival (San Antonio is 1 h behind Charlotte). Times are local. Both flew on 47 of the last 56 days.
Makes the connection59%The first flight arrived more than 30 minutes late on 41% of the days it flew: too late for the 45-minute minimum connection on a 1h 15m layover.
Arrives on time26%First flight not cancelled (2.0% are) × connection made (59%) × second flight not cancelled (3.5% are) and within 15 minutes (47%).
Total trip6h 00mCLT 19:05 to SAT 00:20, 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.