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

Portland → Newark via Boston: arrives on time 88%

  1. 21:56 PDX → 06:20 BOS
    AS 436 · Alaska · 5h 24m · 80% on time, 0.5% cancelled
  2. 3h 10m layover in Boston (BOS) · 90 min minimum on separate tickets
  3. 09:30 BOS → 10:58 EWR +1 day
    UA 1307 · United · 1h 28m · 90% on time, 1.6% cancelled

Total trip 10h 02m, scheduled departure to arrival (Newark is 3 h ahead of Portland). Times are local. Both flew on 40 of the last 56 days.

Makes the connection99%The first flight arrived more than 100 minutes late on 1% of the days it flew: too late for the 90-minute minimum connection on a 3h 10m layover.
Arrives on time88%First flight not cancelled (0.5% are) × connection made (99%) × second flight not cancelled (1.6% are) and within 15 minutes (90%).
Total trip10h 02mPDX 21:56 to EWR 10:58, 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.