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

Portland → Kailua/Kona via Seattle: arrives on time 64%

  1. 12:23 PDX → 13:34 SEA
    DL 3802 · Delta, flown by SkyWest · 1h 11m · 87% on time, 0.9% cancelled
  2. 56m layover in Seattle (SEA) · 45 min minimum on one ticket
  3. 14:30 SEA → 17:35 KOA
    DL 340 · Delta · 6h 05m · 78% on time, 1.9% cancelled

Total trip 8h 12m, scheduled departure to arrival (Kailua/Kona is 3 h behind Portland). Times are local. Both flew on 56 of the last 56 days.

Makes the connection84%The first flight arrived more than 11 minutes late on 16% of the days it flew: too late for the 45-minute minimum connection on a 56m layover.
Arrives on time64%First flight not cancelled (0.9% are) × connection made (84%) × second flight not cancelled (1.9% are) and within 15 minutes (78%).
Total trip8h 12mPDX 12:23 to KOA 17:35, 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.