Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → Atlanta via Dallas: arrives on time 76%
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05:00 MDW → 07:15 DALWN 1377 · Southwest · 2h 15m · 96% on time, 3.8% cancelled
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2h 15m layover in Dallas (DAL) · 45 min minimum on one ticket
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09:30 DAL → 12:35 ATLWN 1766 · Southwest · 2h 05m · 82% on time, 2.9% cancelled
Total trip 6h 35m, scheduled departure to arrival (Atlanta is 1 h ahead of Chicago). Times are local. Both flew on 24 of the last 56 days.
Makes the connection100%The first flight arrived more than 90 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 2h 15m layover.
Arrives on time76%First flight not cancelled (3.8% are) × connection made (100%) × second flight not cancelled (2.9% are) and within 15 minutes (82%).
Total trip6h 35mMDW 05:00 to ATL 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.