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

Portland → Billings via Seattle: arrives on time 69%

  1. 13:48 PDX → 14:43 SEA
    AS 2205 · Alaska, flown by Horizon · 55m · 71% on time, 0.0% cancelled
  2. 1h 06m layover in Seattle (SEA) · 45 min minimum on one ticket
  3. 15:49 SEA → 18:42 BIL
    AS 2353 · Alaska, flown by Horizon · 1h 53m · 83% on time, 0.9% cancelled

Total trip 3h 54m, scheduled departure to arrival (Billings is 1 h ahead of Portland). Times are local. Both flew on 52 of the last 56 days.

Makes the connection83%The first flight arrived more than 21 minutes late on 17% of the days it flew: too late for the 45-minute minimum connection on a 1h 06m layover.
Arrives on time69%First flight not cancelled (0.0% are) × connection made (83%) × second flight not cancelled (0.9% are) and within 15 minutes (83%).
Total trip3h 54mPDX 13:48 to BIL 18:42, 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.