How often is WN577 on time?

Across 27 flights on DAL → DEN from 2025-08-05 to 2025-10-01, WN577 arrived within 15 minutes of schedule 89% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +12 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

• WN577 on SJC → BUR (7 flights)
• WN577 on OAK → LAS (12 flights)
• WN577 on LAS → PHX (12 flights)
• WN577 on SJC → SAN (32 flights)
• WN577 on STL → RSW (25 flights)
• WN577 on MDW → STL (15 flights)
• WN577 on DCA → STL (5 flights)
• WN577 on HOU → ECP (22 flights)
• WN577 on AUS → IND (64 flights)
• WN577 on IND → BWI (1 flights)
• WN577 on IND → MCO (2 flights)
• WN577 on SJC → LAS (1 flights)
• WN577 on SJC → SNA (1 flights)
• WN577 on RDU → BWI (25 flights)
• WN577 on BWI → PVD (24 flights)
• WN577 on AUS → HOU (35 flights)

Related

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