How often is WN424 on time?

Across 28 flights on DEN → STL from 2026-03-05 to 2026-04-06, WN424 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was -1 min, and the worst 10% of flights arrived +50 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

• WN424 on MCO → SJU (7 flights)
• WN424 on BUR → STS (16 flights)
• WN424 on AUS → ATL (4 flights)
• WN424 on ONT → LAS (17 flights)
• WN424 on SAT → HOU (16 flights)
• WN424 on ELP → DAL (1 flights)
• WN424 on DAL → SAT (1 flights)
• WN424 on DEN → ELP (1 flights)
• WN424 on HOU → SAT (5 flights)
• WN424 on BDL → BWI (41 flights)
• WN424 on BNA → CLE (14 flights)
• WN424 on MDW → SAT (55 flights)
• WN424 on ONT → SMF (1 flights)
• WN424 on BNA → ECP (17 flights)
• WN424 on ECP → HOU (9 flights)
• WN424 on ROC → MDW (14 flights)
• WN424 on TUS → LAS (42 flights)
• WN424 on LAS → AUS (23 flights)
• WN424 on SJU → FLL (16 flights)
• WN424 on BWI → STL (1 flights)
• WN424 on BNA → CHS (10 flights)
• WN424 on CHS → BWI (10 flights)
• WN424 on MDW → BNA (10 flights)
• WN424 on MIA → AUS (1 flights)

Related

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