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

Milwaukee → Boston via New York: arrives on time 40%

  1. 10:50 MKE → 14:09 LGA
    DL 5623 · Delta, flown by Republic · 2h 19m · 78% on time, 8.9% cancelled
  2. 51m layover in New York (LGA) · 45 min minimum on one ticket
  3. 15:00 LGA → 16:31 BOS
    DL 5727 · Delta, flown by Republic · 1h 31m · 63% on time, 4.0% cancelled

Total trip 4h 41m, scheduled departure to arrival (Boston is 1 h ahead of Milwaukee). Times are local. Both flew on 48 of the last 56 days.

Makes the connection73%The first flight arrived more than 6 minutes late on 27% of the days it flew: too late for the 45-minute minimum connection on a 51m layover.
Arrives on time40%First flight not cancelled (8.9% are) × connection made (73%) × second flight not cancelled (4.0% are) and within 15 minutes (63%).
Total trip4h 41mMKE 10:50 to BOS 16:31, 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.