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

Boston → Milwaukee via New York: arrives on time 41%

  1. 18:00 BOS → 19:31 LGA
    DL 5831 · Delta, flown by Republic · 1h 31m · 65% on time, 8.1% cancelled
  2. 1h 04m layover in New York (LGA) · 45 min minimum on one ticket
  3. 20:35 LGA → 22:17 MKE
    DL 5780 · Delta, flown by Republic · 2h 47m · 76% on time, 11.9% cancelled

Total trip 5h 22m, scheduled departure to arrival (Milwaukee is 1 h behind Boston). Times are local. Both flew on 48 of the last 56 days.

Makes the connection67%The first flight arrived more than 19 minutes late on 33% of the days it flew: too late for the 45-minute minimum connection on a 1h 04m layover.
Arrives on time41%First flight not cancelled (8.1% are) × connection made (67%) × second flight not cancelled (11.9% are) and within 15 minutes (76%).
Total trip5h 22mBOS 18:00 to MKE 22:17, 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.