How often is WN3531 on time?

Across 12 flights on SJC → LAS from 2026-01-10 to 2026-03-01, WN3531 arrived within 15 minutes of schedule 92% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +11 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

• WN3531 on PHX → HOU (7 flights)
• WN3531 on PHL → MDW (5 flights)
• WN3531 on BNA → BWI (4 flights)
• WN3531 on OAK → BUR (31 flights)
• WN3531 on DEN → OAK (7 flights)
• WN3531 on BWI → FLL (4 flights)
• WN3531 on OAK → LAS (25 flights)
• WN3531 on LAS → STL (3 flights)
• WN3531 on ABQ → BNA (18 flights)
• WN3531 on BNA → LGA (24 flights)
• WN3531 on MIA → BNA (1 flights)
• WN3531 on LGA → HOU (26 flights)
• WN3531 on MCI → LGA (58 flights)
• WN3531 on MDW → LAX (30 flights)

Related

• All Southwest Airlines flights on SJC → LAS
• Compare airlines on SJC → LAS
• Southwest Airlines on the return, LAS → SJC