How often is WN4343 on time?

Across 5 flights on MCI → SAN from 2026-03-08 to 2026-04-05, WN4343 arrived within 15 minutes of schedule 50% of the time. The median arrival delay was +16 min, and the worst 10% of flights arrived +42 min or later. 20% 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

• WN4343 on MDW → CLT (16 flights)
• WN4343 on CMH → MCO (8 flights)
• WN4343 on STL → MCI (20 flights)
• WN4343 on MCI → DEN (11 flights)
• WN4343 on MCI → MCO (1 flights)
• WN4343 on HOU → STL (1 flights)
• WN4343 on MKE → MCO (1 flights)
• WN4343 on SLC → MCO (5 flights)
• WN4343 on BNA → MSP (1 flights)
• WN4343 on BOS → BWI (1 flights)
• WN4343 on RIC → BWI (35 flights)

Related

• All Southwest Airlines flights on MCI → SAN
• Compare airlines on MCI → SAN
• Southwest Airlines on the return, SAN → MCI