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

San Diego → Los Angeles via San Francisco: arrives on time 30%

  1. 19:41 SAN → 21:28 SFO
    UA 2278 · United · 1h 47m · 37% on time, 0.8% cancelled
  2. 1h 09m layover in San Francisco (SFO) · 45 min minimum on one ticket
  3. 22:37 SFO → 00:19 LAX +1 day
    UA 2179 · United · 1h 42m · 72% on time, 0.6% cancelled

Total trip 4h 38m, scheduled departure to arrival. Times are local. Both flew on 39 of the last 56 days.

Makes the connection42%The first flight arrived more than 24 minutes late on 58% of the days it flew: too late for the 45-minute minimum connection on a 1h 09m layover.
Arrives on time30%First flight not cancelled (0.8% are) × connection made (42%) × second flight not cancelled (0.6% are) and within 15 minutes (72%).
Total trip4h 38mSAN 19:41 to LAX 00:19, 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.