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

Kansas City → San Francisco via Denver: arrives on time 32%

  1. 17:24 MCI → 18:25 DEN
    UA 2123 · United · 2h 01m · 64% on time, 0.4% cancelled
  2. 1h 09m 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 5h 56m, scheduled departure to arrival (San Francisco is 2 h behind Kansas City). Times are local. Both flew on 36 of the last 56 days.

Makes the connection74%The first flight arrived more than 24 minutes late on 26% of the days it flew: too late for the 45-minute minimum connection on a 1h 09m layover.
Arrives on time32%First flight not cancelled (0.4% are) × connection made (74%) × second flight not cancelled (0.0% are) and within 15 minutes (44%).
Total trip5h 56mMCI 17:24 to SFO 21:20, 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.