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

Denver → Oakland via Portland: arrives on time 98%

  1. 12:20 DEN → 13:55 PDX
    WN 4271 · Southwest · 2h 35m · 67% on time, 0.0% cancelled
  2. 3h 38m layover in Portland (PDX) · 90 min minimum on separate tickets
  3. 17:33 PDX → 19:23 OAK
    AS 2082 · Alaska, flown by Horizon · 1h 50m · 98% on time, 0.0% cancelled

Total trip 8h 03m, scheduled departure to arrival (Oakland is 1 h behind Denver). Times are local. Both flew on 52 of the last 56 days.

Makes the connection100%The first flight arrived more than 128 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 38m layover.
Arrives on time98%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (98%).
Total trip8h 03mDEN 12:20 to OAK 19:23, 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.