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

Seattle → Billings via Portland: arrives on time 94%

  1. 07:30 SEA → 08:39 PDX
    DL 3953 · Delta, flown by SkyWest · 1h 09m · 94% on time, 0.3% cancelled
  2. 3h 34m layover in Portland (PDX) · 90 min minimum on separate tickets
  3. 12:13 PDX → 15:03 BIL
    AS 2368 · Alaska, flown by Horizon · 1h 50m · 96% on time, 1.9% cancelled

Total trip 6h 33m, scheduled departure to arrival (Billings is 1 h ahead of Seattle). Times are local. Both flew on 52 of the last 56 days.

Makes the connection100%The first flight arrived more than 124 minutes late on <1% of the days it flew: too late for the 90-minute minimum connection on a 3h 34m layover.
Arrives on time94%First flight not cancelled (0.3% are) × connection made (100%) × second flight not cancelled (1.9% are) and within 15 minutes (96%).
Total trip6h 33mSEA 07:30 to BIL 15:03, 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.