How often is WN378 on time?

Across 53 flights on DEN → LGA from 2026-01-06 to 2026-03-04, WN378 arrived within 15 minutes of schedule 88% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +19 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

• WN378 on AUS → PHX (23 flights)
• WN378 on DEN → HOU (4 flights)
• WN378 on DEN → BOS (57 flights)
• WN378 on SLC → LAS (25 flights)
• WN378 on DEN → LGB (8 flights)
• WN378 on STL → ATL (42 flights)
• WN378 on DCA → OMA (13 flights)
• WN378 on SJU → AUS (5 flights)
• WN378 on BWI → SJU (1 flights)
• WN378 on LAX → SMF (9 flights)
• WN378 on SMF → DEN (2 flights)
• WN378 on FLL → MDW (8 flights)
• WN378 on BNA → PHL (39 flights)
• WN378 on BUR → SMF (1 flights)
• WN378 on PDX → SMF (25 flights)
• WN378 on BWI → ABQ (10 flights)

Related

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