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

Pittsburgh → San Francisco via Denver: arrives on time 40%

  1. 16:18 PIT → 18:02 DEN
    UA 1816 · United · 3h 44m · 86% on time, 1.3% cancelled
  2. 1h 32m layover in Denver (DEN) · 45 min minimum on one ticket
  3. 19:34 DEN → 21:20 SFO
    UA 1389 · United · 2h 46m · 44% on time, 0.0% cancelled

Total trip 8h 02m, scheduled departure to arrival (San Francisco is 3 h behind Pittsburgh). Times are local. Both flew on 0 of the last 56 days, too few to list among the best connections.

Makes the connection93%The first flight arrived more than 47 minutes late on 7% of the days it flew: too late for the 45-minute minimum connection on a 1h 32m layover.
Arrives on time40%First flight not cancelled (1.3% are) × connection made (93%) × second flight not cancelled (0.0% are) and within 15 minutes (44%).
Total trip8h 02mPIT 16:18 to SFO 21:20, 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.