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

Dallas → Portland via Denver: arrives on time 85%

  1. 10:45 DAL → 11:45 DEN
    WN 4394 · Southwest · 2h 00m · 69% on time, 0.0% cancelled
  2. 3h 23m layover in Denver (DEN) · 90 min minimum on separate tickets
  3. 15:08 DEN → 16:51 PDX
    F9 2553 · Frontier · 2h 45m · 87% on time, 0.5% cancelled

Total trip 8h 08m, scheduled departure to arrival (Portland is 2 h behind Dallas). Times are local. Both flew on 47 of the last 56 days.

Makes the connection98%The first flight arrived more than 113 minutes late on 2% of the days it flew: too late for the 90-minute minimum connection on a 3h 23m layover.
Arrives on time85%First flight not cancelled (0.0% are) × connection made (98%) × second flight not cancelled (0.5% are) and within 15 minutes (87%).
Total trip8h 08mDAL 10:45 to PDX 16:51, 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.