Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
St Louis → Boston via Charlotte: arrives on time 87%
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05:10 STL → 08:03 CLTAA 858 · American · 1h 53m · 94% on time, 1.2% cancelled
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3h 15m layover in Charlotte (CLT) · 45 min minimum on one ticket
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11:18 CLT → 13:33 BOSAA 1611 · American · 2h 15m · 89% on time, 0.0% cancelled
Total trip 7h 23m, scheduled departure to arrival (Boston is 1 h ahead of St Louis). Times are local. Both flew on 54 of the last 56 days.
Makes the connection99%The first flight arrived more than 150 minutes late on 1% of the days it flew: too late for the 45-minute minimum connection on a 3h 15m layover.
Arrives on time87%First flight not cancelled (1.2% are) × connection made (99%) × second flight not cancelled (0.0% are) and within 15 minutes (89%).
Total trip7h 23mSTL 05:10 to BOS 13:33, 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.