How often is WN4517 on time?

Across 49 flights on STL → SAT from 2026-04-07 to 2026-06-03, WN4517 arrived within 15 minutes of schedule 71% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +62 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

• WN4517 on DAL → SAN (7 flights)
• WN4517 on BHM → HOU (12 flights)
• WN4517 on SNA → SJC (15 flights)
• WN4517 on DEN → CHS (53 flights)
• WN4517 on OAK → SAN (45 flights)
• WN4517 on DEN → PHX (1 flights)
• WN4517 on SAN → SJC (1 flights)
• WN4517 on MCO → MSY (1 flights)
• WN4517 on SMF → LAS (26 flights)
• WN4517 on BOI → SMF (1 flights)
• WN4517 on LAS → SDF (4 flights)
• WN4517 on HOU → LGA (42 flights)
• WN4517 on LGB → RNO (8 flights)
• WN4517 on DAL → LGB (1 flights)
• WN4517 on SEA → MDW (1 flights)

Related

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