How often is WN397 on time?

Across 24 flights on STL → MDW from 2026-04-09 to 2026-06-01, WN397 arrived within 15 minutes of schedule 91% of the time. The median arrival delay was -12 min, and the worst 10% of flights arrived +6 min or later. 4% 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

• WN397 on SJC → SNA (23 flights)
• WN397 on DEN → SJC (7 flights)
• WN397 on PHX → AUS (4 flights)
• WN397 on SNA → PHX (4 flights)
• WN397 on MCI → ECP (4 flights)
• WN397 on PHX → HOU (18 flights)
• WN397 on STL → MSY (7 flights)
• WN397 on MDW → SDF (1 flights)
• WN397 on SDF → BNA (1 flights)
• WN397 on PHX → SLC (23 flights)
• WN397 on AUS → SFO (5 flights)
• WN397 on MDW → STL (5 flights)
• WN397 on AUS → SJC (55 flights)
• WN397 on DCA → MCO (3 flights)
• WN397 on SJU → MCO (64 flights)
• WN397 on AUS → MCO (1 flights)
• WN397 on OKC → AUS (1 flights)
• WN397 on STL → PHL (1 flights)
• WN397 on HNL → PHX (29 flights)
• WN397 on PIT → LAS (58 flights)
• WN397 on PDX → PHX (34 flights)

Related

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