How often is WN879 on time?

Across 53 flights on LGA → MDW from 2026-01-06 to 2026-03-04, WN879 arrived within 15 minutes of schedule 96% of the time. The median arrival delay was -20 min, and the worst 10% of flights arrived -5 min or later. 8% 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

• WN879 on BWI → BNA (27 flights)
• WN879 on BUR → MDW (50 flights)
• WN879 on MEM → MCO (1 flights)
• WN879 on BWI → MEM (1 flights)
• WN879 on SAN → SJC (28 flights)
• WN879 on SJC → SEA (5 flights)
• WN879 on MDW → PHX (13 flights)
• WN879 on MDW → SLC (3 flights)
• WN879 on BDL → TPA (41 flights)
• WN879 on MDW → BDL (18 flights)
• WN879 on TUS → MDW (21 flights)
• WN879 on DEN → LAS (18 flights)
• WN879 on BUR → SJC (1 flights)
• WN879 on SAN → SMF (30 flights)
• WN879 on DCA → STL (1 flights)
• WN879 on DAL → SAN (17 flights)
• WN879 on MCO → PIT (26 flights)
• WN879 on BWI → DAL (7 flights)
• WN879 on BWI → SRQ (1 flights)
• WN879 on MAF → DAL (24 flights)
• WN879 on BNA → BWI (5 flights)

Related

• All Southwest Airlines flights on LGA → MDW
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• Southwest Airlines on the return, MDW → LGA