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

Nantucket → Boston via New York: arrives on time 32%

  1. 15:20 ACK → 16:40 JFK
    DL 5804 · Delta, flown by Republic · 1h 20m · 67% on time, 8.2% cancelled
  2. 50m layover in New York (JFK) · 45 min minimum on one ticket
  3. 17:30 JFK → 19:14 BOS
    DL 5798 · Delta, flown by Republic · 1h 44m · 63% on time, 3.8% cancelled

Total trip 3h 54m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.

Makes the connection56%The first flight arrived more than 5 minutes late on 44% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time32%First flight not cancelled (8.2% are) × connection made (56%) × second flight not cancelled (3.8% are) and within 15 minutes (63%).
Total trip3h 54mACK 15:20 to BOS 19:14, 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.