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

Portland → Billings via Seattle: arrives on time 80%

  1. 06:19 PDX → 07:17 SEA
    AS 499 · Alaska · 58m · 93% on time, 1.0% cancelled
  2. 2h 52m layover in Seattle (SEA) · 45 min minimum on one ticket
  3. 10:09 SEA → 13:05 BIL
    AS 2054 · Alaska, flown by Horizon · 1h 56m · 82% on time, 1.9% cancelled

Total trip 5h 46m, 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 connection100%The first flight arrived more than 127 minutes late on <1% of the days it flew: too late for the 45-minute minimum connection on a 2h 52m layover.
Arrives on time80%First flight not cancelled (1.0% are) × connection made (100%) × second flight not cancelled (1.9% are) and within 15 minutes (82%).
Total trip5h 46mPDX 06:19 to BIL 13:05, 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.