Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Rochester → Boston via Chicago: arrives on time 91%
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05:00 ROC → 05:54 ORDAA 4247 · American, flown by Envoy · 1h 54m · 99% on time, 0.0% cancelled
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2h 36m layover in Chicago (ORD) · 45 min minimum on one ticket
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08:30 ORD → 12:07 BOSAA 4106 · American, flown by Envoy · 2h 37m · 91% on time, 0.0% cancelled
Total trip 7h 07m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.
Makes the connection100%The first flight arrived more than 111 minutes late on 0% of the days it flew: too late for the 45-minute minimum connection on a 2h 36m layover.
Arrives on time91%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (91%).
Total trip7h 07mROC 05:00 to BOS 12:07, 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.