tailodds FORECAST
Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

Nantucket → Washington via Boston: arrives on time 64%

  1. 11:00 ACK → 12:14 BOS
    AA 4708 · American, flown by Republic · 1h 12m · 89% on time, 0.0% cancelled
  2. 3h 31m layover in Boston (BOS) · 90 min minimum on separate tickets
  3. 15:45 BOS → 17:43 DCA
    DL 5689 · Delta, flown by Republic · 1h 58m · 69% on time, 5.3% cancelled

Total trip 6h 43m, scheduled departure to arrival. Times are local. Both flew on 38 of the last 56 days.

Makes the connection98%The first flight arrived more than 121 minutes late on 2% of the days it flew: too late for the 90-minute minimum connection on a 3h 31m layover.
Arrives on time64%First flight not cancelled (0.0% are) × connection made (98%) × second flight not cancelled (5.3% are) and within 15 minutes (69%).
Total trip6h 43mACK 11:00 to DCA 17:43, 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.