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

San Francisco → Dallas via Denver: arrives on time 35%

  1. 14:35 SFO → 18:10 DEN
    WN 3641 · Southwest · 2h 35m · 10% on time, 0.0% cancelled
  2. 2h 20m layover in Denver (DEN) · 45 min minimum on one ticket
  3. 20:30 DEN → 23:30 DAL
    WN 1523 · Southwest · 2h 00m · 41% on time, 1.8% cancelled

Total trip 6h 55m, scheduled departure to arrival (Dallas is 2 h ahead of San Francisco). Times are local. Both flew on 39 of the last 56 days.

Makes the connection86%The first flight arrived more than 95 minutes late on 14% of the days it flew: too late for the 45-minute minimum connection on a 2h 20m layover.
Arrives on time35%First flight not cancelled (0.0% are) × connection made (86%) × second flight not cancelled (1.8% are) and within 15 minutes (41%).
Total trip6h 55mSFO 14:35 to DAL 23:30, 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.