How often is WN4109 on time?

Across 49 flights on SAN → SAT from 2026-04-07 to 2026-06-03, WN4109 arrived within 15 minutes of schedule 86% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +26 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

• WN4109 on LAS → HNL (27 flights)
• WN4109 on SMF → SAN (7 flights)
• WN4109 on DAL → DEN (1 flights)
• WN4109 on MIA → DAL (1 flights)
• WN4109 on OGG → HNL (32 flights)
• WN4109 on BDL → BWI (16 flights)
• WN4109 on TPA → BDL (11 flights)
• WN4109 on BWI → FLL (4 flights)
• WN4109 on LAS → ABQ (5 flights)
• WN4109 on MSY → AUS (1 flights)
• WN4109 on SNA → SJC (42 flights)

Related

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