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

Seattle → Los Angeles via San Francisco: arrives on time 32%

  1. 08:45 SEA → 11:03 SFO
    UA 2831 · United · 2h 18m · 33% on time, 2.8% cancelled
  2. 1h 12m layover in San Francisco (SFO) · 45 min minimum on one ticket
  3. 12:15 SFO → 13:55 LAX
    UA 1506 · United · 1h 40m · 71% on time, 0.0% cancelled

Total trip 5h 10m, scheduled departure to arrival. Times are local. Both flew on 55 of the last 56 days.

Makes the connection47%The first flight arrived more than 27 minutes late on 53% of the days it flew: too late for the 45-minute minimum connection on a 1h 12m layover.
Arrives on time32%First flight not cancelled (2.8% are) × connection made (47%) × second flight not cancelled (0.0% are) and within 15 minutes (71%).
Total trip5h 10mSEA 08:45 to LAX 13:55, layover included

Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.

Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.