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

Portland → Boston via Newark: arrives on time 93%

  1. 21:31 PDX → 05:59 EWR
    AS 1631 · Alaska · 5h 28m · 94% on time, 0.0% cancelled
  2. 3h 31m layover in Newark (EWR) · 90 min minimum on separate tickets
  3. 09:30 EWR → 10:55 BOS +1 day
    DL 5764 · Delta, flown by Republic · 1h 25m · 95% on time, 2.5% cancelled

Total trip 10h 24m, scheduled departure to arrival (Boston is 3 h ahead of Portland). Times are local. Both flew on 44 of the last 56 days.

Makes the connection100%The first flight arrived more than 121 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 31m layover.
Arrives on time93%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (2.5% are) and within 15 minutes (95%).
Total trip10h 24mPDX 21:31 to BOS 10:55, 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.