How often is WN3664 on time?

Across 58 flights on SMF → PHX from 2026-01-06 to 2026-03-04, WN3664 arrived within 15 minutes of schedule 96% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +1 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

• WN3664 on MSY → DAL (12 flights)
• WN3664 on DAL → LGA (12 flights)
• WN3664 on ONT → PHX (42 flights)
• WN3664 on MCO → DAL (4 flights)
• WN3664 on MSY → MCI (5 flights)
• WN3664 on STL → DEN (37 flights)
• WN3664 on DTW → LAS (5 flights)
• WN3664 on BWI → AUS (18 flights)
• WN3664 on BNA → CLT (18 flights)
• WN3664 on CLT → BWI (21 flights)
• WN3664 on DAL → CLT (8 flights)
• WN3664 on ELP → DAL (8 flights)
• WN3664 on SAN → PHX (1 flights)
• WN3664 on SFO → SAN (1 flights)
• WN3664 on ABQ → LAS (15 flights)
• WN3664 on MCI → PHX (1 flights)

Related

• All Southwest Airlines flights on SMF → PHX
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• Southwest Airlines on the return, PHX → SMF