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

Nantucket → Washington via Boston: arrives on time 56%

  1. 11:00 ACK → 12:14 BOS
    AA 4708 · American, flown by Republic · 1h 12m · 89% on time, 0.0% cancelled
  2. 3h 05m layover in Boston (BOS) · 45 min minimum on one ticket
  3. 15:19 BOS → 17:21 DCA
    AA 4380 · American, flown by Republic · 1h 54m · 62% on time, 7.0% cancelled

Total trip 6h 13m, scheduled departure to arrival. Times are local. Both flew on 43 of the last 56 days.

Makes the connection98%The first flight arrived more than 140 minutes late on 2% of the days it flew: too late for the 45-minute minimum connection on a 3h 05m layover.
Arrives on time56%First flight not cancelled (0.0% are) × connection made (98%) × second flight not cancelled (7.0% are) and within 15 minutes (62%).
Total trip6h 13mACK 11:00 to DCA 17:21, 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.