How often is WN3456 on time?

Across 4 flights on MDW → BOS from 2026-06-06 to 2026-06-27, WN3456 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was +8 min, and the worst 10% of flights arrived +19 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

• WN3456 on DEN → BNA (7 flights)
• WN3456 on DAL → STL (4 flights)
• WN3456 on RNO → MDW (4 flights)
• WN3456 on MKE → STL (50 flights)
• WN3456 on STL → BNA (32 flights)
• WN3456 on MDW → RSW (33 flights)
• WN3456 on SAT → LAS (8 flights)
• WN3456 on LAS → SAN (3 flights)
• WN3456 on LAS → MCI (1 flights)
• WN3456 on LGA → STL (9 flights)
• WN3456 on HOU → FLL (31 flights)
• WN3456 on AUS → DAL (8 flights)
• WN3456 on MDW → DAL (5 flights)

Related

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