Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Boston → Rochester via New York: arrives on time 38%

19:00 BOS → 20:32 LGA

DL 5716 · Delta, flown by Republic · 1h 32m · 64% on time, 10.5% cancelled
1h 16m layover in New York (LGA) · 45 min minimum on one ticket
21:48 LGA → 23:23 ROC

DL 5417 · Delta, flown by Endeavor · 1h 30m · 69% on time, 11.0% cancelled

Total trip 4h 18m, scheduled departure to arrival. Times are local. Both flew on 48 of the last 56 days.

Makes the connection69%The first flight arrived more than 31 minutes late on 31% of the days it flew: too late for the 45-minute minimum connection on a 1h 16m layover.

Arrives on time38%First flight not cancelled (10.5% are) × connection made (69%) × second flight not cancelled (11.0% are) and within 15 minutes (69%).

Total trip4h 18mBOS 19:00 to ROC 23:23, layover included

Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.