How often is WN3215 on time?

Across 32 flights on STL → DAL from 2026-03-05 to 2026-04-06, WN3215 arrived within 15 minutes of schedule 94% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +3 min or later. 3% 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

• WN3215 on PHL → BNA (23 flights)
• WN3215 on MKE → TPA (4 flights)
• WN3215 on MDW → MCI (24 flights)
• WN3215 on DEN → DAL (8 flights)
• WN3215 on BWI → ABQ (8 flights)
• WN3215 on ISP → BWI (8 flights)
• WN3215 on SAT → HOU (4 flights)
• WN3215 on DAL → SAT (4 flights)
• WN3215 on PHX → SEA (11 flights)
• WN3215 on MCO → DAL (1 flights)
• WN3215 on TPA → HOU (1 flights)
• WN3215 on SNA → BNA (17 flights)
• WN3215 on HOU → SJC (18 flights)
• WN3215 on SJC → EUG (5 flights)
• WN3215 on BNA → DAL (1 flights)
• WN3215 on STL → MCO (4 flights)
• WN3215 on HOU → SAN (1 flights)
• WN3215 on BHM → DAL (1 flights)
• WN3215 on LAS → COS (25 flights)
• WN3215 on ABQ → OAK (7 flights)
• WN3215 on MCI → OAK (1 flights)
• WN3215 on OGG → OAK (35 flights)

Related

• All Southwest Airlines flights on STL → DAL
• Compare airlines on STL → DAL
• Southwest Airlines on the return, DAL → STL