Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Chicago → Buffalo via Atlanta: arrives on time 82%
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07:15 MDW → 10:05 ATLWN 3054 · Southwest · 1h 50m · 93% on time, 0.0% cancelled
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3h 55m layover in Atlanta (ATL) · 90 min minimum on separate tickets
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14:00 ATL → 16:06 BUFDL 2266 · Delta · 2h 06m · 82% on time, 0.0% cancelled
Total trip 7h 51m, scheduled departure to arrival (Buffalo 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 145 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 55m layover.
Arrives on time82%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (82%).
Total trip7h 51mMDW 07:15 to BUF 16:06, 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.