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

San Francisco → Denver via San Diego: arrives on time 96%

  1. 14:20 SFO → 16:07 SAN
    UA 1147 · United · 1h 47m · 45% on time, 0.0% cancelled
  2. 3h 54m layover in San Diego (SAN) · 90 min minimum on separate tickets
  3. 20:01 SAN → 23:30 DEN
    AS 1619 · Alaska · 2h 29m · 96% on time, 0.0% cancelled

Total trip 8h 10m, scheduled departure to arrival (Denver is 1 h ahead of San Francisco). Times are local. Both flew on 33 of the last 56 days.

Makes the connection100%The first flight arrived more than 144 minutes late on 0% of the days it flew: too late for the 90-minute minimum connection on a 3h 54m layover.
Arrives on time96%First flight not cancelled (0.0% are) × connection made (100%) × second flight not cancelled (0.0% are) and within 15 minutes (96%).
Total trip8h 10mSFO 14:20 to DEN 23:30, 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.