Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → Pittsburgh via Atlanta: arrives on time 83%
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08:55 MDW → 11:45 ATLWN 4154 · Southwest · 1h 50m · 86% on time, 0.0% cancelled
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3h 44m layover in Atlanta (ATL) · 90 min minimum on separate tickets
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15:29 ATL → 17:15 PITDL 1568 · Delta · 1h 46m · 84% on time, 0.6% cancelled
Total trip 7h 20m, scheduled departure to arrival (Pittsburgh is 1 h ahead of Chicago). Times are local. Both flew on 40 of the last 56 days.
Makes the connection100%The first flight arrived more than 134 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 44m layover.
Arrives on time83%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.6% are) and within 15 minutes (84%).
Total trip7h 20mMDW 08:55 to PIT 17:15, 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.