How often is WN1440 on time?

Across 46 flights on DEN → DAL from 2026-01-06 to 2026-03-04, WN1440 arrived within 15 minutes of schedule 98% of the time. The median arrival delay was -18 min, and the worst 10% of flights arrived -3 min or later. 2% 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

• WN1440 on DCA → MCO (27 flights)
• WN1440 on STL → DCA (4 flights)
• WN1440 on COS → HOU (58 flights)
• WN1440 on MDW → ATL (33 flights)
• WN1440 on DAL → MCO (13 flights)
• WN1440 on DAL → ATL (3 flights)
• WN1440 on STL → MCI (46 flights)
• WN1440 on DAL → LAS (13 flights)
• WN1440 on MCI → AUS (12 flights)
• WN1440 on DEN → SNA (1 flights)
• WN1440 on DEN → MSY (26 flights)
• WN1440 on BWI → BHM (18 flights)
• WN1440 on BOS → MDW (24 flights)
• WN1440 on FLL → BWI (8 flights)
• WN1440 on BOS → STL (25 flights)
• WN1440 on SAT → DEN (10 flights)

Related

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