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

Colorado Springs → San Diego via Denver: arrives on time 30%

  1. 11:10 COS → 12:05 DEN
    WN 4325 · Southwest · 55m · 71% on time, 0.0% cancelled
  2. 50m layover in Denver (DEN) · 45 min minimum on one ticket
  3. 12:55 DEN → 14:15 SAN
    WN 3503 · Southwest · 2h 20m · 45% on time, 0.0% cancelled

Total trip 4h 05m, scheduled departure to arrival (San Diego is 1 h behind Colorado Springs). Times are local. Both flew on 40 of the last 56 days.

Makes the connection67%The first flight arrived more than 5 minutes late on 33% of the days it flew: too late for the 45-minute minimum connection on a 50m layover.
Arrives on time30%First flight not cancelled (0.0% are) × connection made (67%) × second flight not cancelled (0.0% are) and within 15 minutes (45%).
Total trip4h 05mCOS 11:10 to SAN 14:15, 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.