How often is WN3040 on time?

Across 27 flights on ONT → SJC from 2026-01-10 to 2026-03-02, WN3040 arrived within 15 minutes of schedule 96% of the time. The median arrival delay was -13 min, and the worst 10% of flights arrived +6 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

• WN3040 on SAN → LAS (4 flights)
• WN3040 on MCO → RIC (7 flights)
• WN3040 on CMH → MDW (33 flights)
• WN3040 on PHX → COS (46 flights)
• WN3040 on AUS → IND (13 flights)
• WN3040 on IND → BWI (18 flights)
• WN3040 on BUR → PHX (1 flights)
• WN3040 on COS → DAL (1 flights)
• WN3040 on HOU → ONT (30 flights)
• WN3040 on MCO → CLE (1 flights)
• WN3040 on AUS → LAS (50 flights)
• WN3040 on DEN → LAS (8 flights)
• WN3040 on PHX → ABQ (5 flights)
• WN3040 on BNA → DCA (15 flights)
• WN3040 on LGB → BNA (5 flights)

Related

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