Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
St Louis → Boston via Chicago: arrives on time 85%
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06:00 STL → 07:30 ORDUA 2805 · United · 1h 30m · 89% on time, 0.0% cancelled
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1h 45m layover in Chicago (ORD) · 45 min minimum on one ticket
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09:15 ORD → 12:57 BOSUA 1117 · United · 2h 42m · 87% on time, 0.0% cancelled
Total trip 5h 57m, scheduled departure to arrival (Boston is 1 h ahead of St Louis). Times are local. Both flew on 37 of the last 56 days.
Makes the connection97%The first flight arrived more than 60 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 1h 45m layover.
Arrives on time85%First flight not cancelled (0.0% are) × connection made (97%) × second flight not cancelled (0.0% are) and within 15 minutes (87%).
Total trip5h 57mSTL 06:00 to BOS 12:57, 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.