How often is WN3218 on time?

Across 15 flights on LAS → SJC from 2026-03-05 to 2026-04-06, WN3218 arrived within 15 minutes of schedule 86% of the time. The median arrival delay was -16 min, and the worst 10% of flights arrived +10 min or later. 7% 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

• WN3218 on PHL → DAL (27 flights)
• WN3218 on BWI → RDU (58 flights)
• WN3218 on PWM → BWI (24 flights)
• WN3218 on DEN → MKE (8 flights)
• WN3218 on MKE → BWI (8 flights)
• WN3218 on BNA → MEM (14 flights)
• WN3218 on BWI → DTW (3 flights)
• WN3218 on DTW → LAS (3 flights)
• WN3218 on STL → SJU (5 flights)
• WN3218 on SAN → LAS (18 flights)
• WN3218 on LAS → HOU (1 flights)
• WN3218 on IND → DAL (7 flights)
• WN3218 on AUS → BOS (29 flights)
• WN3218 on BNA → PBI (5 flights)

Related

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