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

Missoula → Seattle via San Francisco: arrives on time 65%

  1. 16:19 MSO → 17:50 SFO
    UA 5417 · United, flown by SkyWest · 2h 31m · 54% on time, 1.4% cancelled
  2. 2h 38m layover in San Francisco (SFO) · 90 min minimum on separate tickets
  3. 20:28 SFO → 22:41 SEA
    AS 591 · Alaska · 2h 13m · 72% on time, 0.9% cancelled

Total trip 7h 22m, scheduled departure to arrival (Seattle is 1 h behind Missoula). Times are local. Both flew on 51 of the last 56 days.

Makes the connection92%The first flight arrived more than 68 minutes late on 8% of the days it flew: too late for the 90-minute minimum connection on a 2h 38m layover.
Arrives on time65%First flight not cancelled (1.4% are) × connection made (92%) × second flight not cancelled (0.9% are) and within 15 minutes (72%).
Total trip7h 22mMSO 16:19 to SEA 22:41, 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.