How often is WN1157 on time?

Across 27 flights on COS → PHX from 2026-01-10 to 2026-03-02, WN1157 arrived within 15 minutes of schedule 89% of the time. The median arrival delay was -11 min, and the worst 10% of flights arrived +15 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

Performance by month

Performance by day of week

Other routes

• WN1157 on MDW → DCA (27 flights)
• WN1157 on BNA → BHM (42 flights)
• WN1157 on BHM → HOU (18 flights)
• WN1157 on BHM → MCO (24 flights)
• WN1157 on HOU → MCO (1 flights)
• WN1157 on MDW → MCO (15 flights)
• WN1157 on PIT → BWI (5 flights)
• WN1157 on ALB → BWI (13 flights)
• WN1157 on SMF → SAN (13 flights)
• WN1157 on FLL → DAL (5 flights)
• WN1157 on HOU → BNA (26 flights)
• WN1157 on LAX → PHX (4 flights)
• WN1157 on CRP → HOU (1 flights)
• WN1157 on BWI → MHT (1 flights)
• WN1157 on LAS → MCI (12 flights)
• WN1157 on BNA → MDW (42 flights)
• WN1157 on PIT → MYR (15 flights)
• WN1157 on IND → TPA (20 flights)

Related

• All Southwest Airlines flights on COS → PHX
• Compare airlines on COS → PHX
• Southwest Airlines on the return, PHX → COS