Connection · two tickets · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026

San Francisco → Kansas City via Denver: arrives on time 87%

  1. 05:00 SFO → 08:35 DEN
    UA 1479 · United · 2h 35m · 96% on time, 0.0% cancelled
  2. 3h 55m layover in Denver (DEN) · 90 min minimum on separate tickets
  3. 12:30 DEN → 15:05 MCI
    WN 351 · Southwest · 1h 35m · 88% on time, 0.0% cancelled

Total trip 8h 05m, scheduled departure to arrival (Kansas City is 2 h ahead of San Francisco). Times are local. Both flew on 47 of the last 56 days.

Makes the connection99%The first flight arrived more than 145 minutes late on 1% of the days it flew: too late for the 90-minute minimum connection on a 3h 55m layover.
Arrives on time87%First flight not cancelled (0.0% are) × connection made (99%) × second flight not cancelled (0.0% are) and within 15 minutes (88%).
Total trip8h 05mSFO 05:00 to MCI 15:05, 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.