How often is WN4556 on time?

Across 17 flights on SNA → SJC from 2025-10-02 to 2025-10-30, WN4556 arrived within 15 minutes of schedule 82% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +17 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

• WN4556 on STL → LAX (11 flights)
• WN4556 on STL → TPA (33 flights)
• WN4556 on LAS → BNA (1 flights)
• WN4556 on LAS → PHX (1 flights)
• WN4556 on DCA → BNA (55 flights)
• WN4556 on ABQ → DAL (5 flights)
• WN4556 on BNA → SRQ (24 flights)
• WN4556 on MCI → DEN (2 flights)
• WN4556 on SMF → GEG (15 flights)
• WN4556 on GEG → DEN (1 flights)

Related

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