Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Columbus → Dallas via Chicago: arrives on time 63%
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09:00 CMH → 09:10 MDWWN 1197 · Southwest · 1h 10m · 95% on time, 1.7% cancelled
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50m layover in Chicago (MDW) · 45 min minimum on one ticket
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10:00 MDW → 12:15 DALWN 1487 · Southwest · 2h 15m · 73% on time, 0.0% cancelled
Total trip 4h 15m, scheduled departure to arrival (Dallas is 1 h behind Columbus). Times are local. Both flew on 24 of the last 56 days.
Makes the connection88%The first flight arrived more than 5 minutes late on 12% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time63%First flight not cancelled (1.7% are) × connection made (88%) × second flight not cancelled (0.0% are) and within 15 minutes (73%).
Total trip4h 15mCMH 09:00 to DAL 12:15, 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.