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

Nantucket → Washington via New York: arrives on time 52%

  1. 12:06 ACK → 13:29 LGA
    DL 5712 · Delta, flown by Republic · 1h 23m · 66% on time, 3.6% cancelled
  2. 3h 51m layover in New York (LGA) · 45 min minimum on one ticket
  3. 17:20 LGA → 18:58 DCA
    DL 5717 · Delta, flown by Republic · 1h 38m · 62% on time, 9.5% cancelled

Total trip 6h 52m, scheduled departure to arrival. Times are local. Both flew on 48 of the last 56 days.

Makes the connection95%The first flight arrived more than 186 minutes late on 5% of the days it flew: too late for the 45-minute minimum connection on a 3h 51m layover.
Arrives on time52%First flight not cancelled (3.6% are) × connection made (95%) × second flight not cancelled (9.5% are) and within 15 minutes (62%).
Total trip6h 52mACK 12:06 to DCA 18:58, 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.