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

Columbus → San Francisco via Denver: arrives on time 42%

  1. 15:30 CMH → 16:45 DEN
    UA 1389 · United · 3h 15m · 80% on time, 0.6% cancelled
  2. 2h 49m 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 50m, scheduled departure to arrival (San Francisco is 3 h behind Columbus). Times are local. Both flew on 55 of the last 56 days.

Makes the connection97%The first flight arrived more than 124 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 2h 49m layover.
Arrives on time42%First flight not cancelled (0.6% are) × connection made (97%) × second flight not cancelled (0.0% are) and within 15 minutes (44%).
Total trip8h 50mCMH 15:30 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.