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

New York → Portland via Seattle: arrives on time 84%

  1. 07:00 JFK → 10:05 SEA
    DL 699 · Delta · 6h 05m · 74% on time, 3.0% cancelled
  2. 3h 40m layover in Seattle (SEA) · 90 min minimum on separate tickets
  3. 13:45 SEA → 14:48 PDX
    AS 3204 · Alaska, flown by SkyWest · 1h 03m · 88% on time, 0.0% cancelled

Total trip 10h 48m, scheduled departure to arrival (Portland is 3 h behind New York). Times are local. Both flew on 52 of the last 56 days.

Makes the connection99%The first flight arrived more than 130 minutes late on 1% of the days it flew: too late for the 90-minute minimum connection on a 3h 40m layover.
Arrives on time84%First flight not cancelled (3.0% are) × connection made (99%) × second flight not cancelled (0.0% are) and within 15 minutes (88%).
Total trip10h 48mJFK 07:00 to PDX 14:48, 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.