How often is WN3966 on time?

Across 25 flights on MSY → DCA from 2025-10-02 to 2025-10-30, WN3966 arrived within 15 minutes of schedule 36% of the time. The median arrival delay was +27 min, and the worst 10% of flights arrived +73 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

• WN3966 on STL → PHL (23 flights)
• WN3966 on SMF → MDW (50 flights)
• WN3966 on PIT → TPA (1 flights)
• WN3966 on SAN → LAS (15 flights)
• WN3966 on PSP → DEN (10 flights)
• WN3966 on SAN → PHX (55 flights)
• WN3966 on PHX → ABQ (13 flights)
• WN3966 on HOU → DEN (3 flights)
• WN3966 on PHX → BUR (58 flights)
• WN3966 on OMA → PHX (4 flights)
• WN3966 on DCA → MDW (8 flights)
• WN3966 on MKE → AUS (30 flights)
• WN3966 on AUS → MSY (1 flights)
• WN3966 on MSY → LGA (1 flights)

Related

• All Southwest Airlines flights on MSY → DCA
• Compare airlines on MSY → DCA
• Southwest Airlines on the return, DCA → MSY