How often is WN4259 on time?

Across 14 flights on SMF → BWI from 2026-01-11 to 2026-03-02, WN4259 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +17 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

• WN4259 on DEN → LGB (27 flights)
• WN4259 on MKE → MCO (1 flights)
• WN4259 on STL → LAS (5 flights)
• WN4259 on BWI → MCO (51 flights)
• WN4259 on DAL → DEN (16 flights)
• WN4259 on BOS → BWI (1 flights)
• WN4259 on ABQ → BWI (5 flights)
• WN4259 on AUS → ELP (2 flights)
• WN4259 on ELP → LAS (2 flights)
• WN4259 on LAS → ELP (1 flights)
• WN4259 on BWI → MDW (1 flights)
• WN4259 on LAS → ONT (1 flights)
• WN4259 on HOU → PHX (58 flights)
• WN4259 on PHX → OKC (25 flights)
• WN4259 on BWI → IND (5 flights)

Related

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• Southwest Airlines on the return, BWI → SMF