How often is WN3456 on time?

Across 9 flights on LGA → STL from 2025-11-08 to 2026-01-03, WN3456 arrived within 15 minutes of schedule 44% of the time. The median arrival delay was +17 min, and the worst 10% of flights arrived +92 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

• WN3456 on DEN → BNA (7 flights)
• WN3456 on DAL → STL (4 flights)
• WN3456 on RNO → MDW (4 flights)
• WN3456 on MDW → BOS (4 flights)
• WN3456 on MKE → STL (50 flights)
• WN3456 on STL → BNA (32 flights)
• WN3456 on MDW → RSW (33 flights)
• WN3456 on SAT → LAS (8 flights)
• WN3456 on LAS → SAN (3 flights)
• WN3456 on LAS → MCI (1 flights)
• WN3456 on HOU → FLL (31 flights)
• WN3456 on AUS → DAL (8 flights)
• WN3456 on MDW → DAL (5 flights)

Related

• All Southwest Airlines flights on LGA → STL
• Compare airlines on LGA → STL
• Southwest Airlines on the return, STL → LGA