Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
St Louis → Pittsburgh via Atlanta: arrives on time 80%
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09:24 STL → 12:02 ATLDL 1571 · Delta · 1h 38m · 94% on time, 2.9% cancelled
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2h 05m layover in Atlanta (ATL) · 45 min minimum on one ticket
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14:07 ATL → 15:50 PITDL 1353 · Delta · 1h 42m · 86% on time, 2.0% cancelled
Total trip 5h 25m, scheduled departure to arrival (Pittsburgh is 1 h ahead of St Louis). Times are local. Both flew on 43 of the last 56 days.
Makes the connection98%The first flight arrived more than 80 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 2h 05m layover.
Arrives on time80%First flight not cancelled (2.9% are) × connection made (98%) × second flight not cancelled (2.0% are) and within 15 minutes (86%).
Total trip5h 25mSTL 09:24 to PIT 15:50, 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.