How often is WN4072 on time?

Across 7 flights on BUF → MDW from 2026-04-12 to 2026-05-31, WN4072 arrived within 15 minutes of schedule 29% of the time. The median arrival delay was +21 min, and the worst 10% of flights arrived +53 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

• WN4072 on PIT → DEN (20 flights)
• WN4072 on BWI → BUF (8 flights)
• WN4072 on ONT → LAS (33 flights)
• WN4072 on SMF → ONT (5 flights)
• WN4072 on LAS → MCI (5 flights)
• WN4072 on MCI → DAL (5 flights)
• WN4072 on SMF → SAN (50 flights)
• WN4072 on DAL → ELP (1 flights)
• WN4072 on RDU → DAL (1 flights)
• WN4072 on DCA → MSY (4 flights)
• WN4072 on PHX → RNO (24 flights)
• WN4072 on LAX → DEN (8 flights)

Related

• All Southwest Airlines flights on BUF → MDW
• Compare airlines on BUF → MDW
• Southwest Airlines on the return, MDW → BUF