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

Atlanta → San Diego via San Francisco: arrives on time 29%

  1. 18:00 ATL → 20:10 SFO
    UA 285 · United · 5h 10m · 42% on time, 0.0% cancelled
  2. 50m layover in San Francisco (SFO) · 45 min minimum on one ticket
  3. 21:00 SFO → 22:49 SAN
    UA 1863 · United · 1h 49m · 79% on time, 0.0% cancelled

Total trip 7h 49m, scheduled departure to arrival (San Diego is 3 h behind Atlanta). Times are local. Both flew on 44 of the last 56 days.

Makes the connection36%The first flight arrived more than 5 minutes late on 64% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time29%First flight not cancelled (0.0% are) × connection made (36%) × second flight not cancelled (0.0% are) and within 15 minutes (79%).
Total trip7h 49mATL 18:00 to SAN 22:49, 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.