How often is WN4330 on time?

Across 50 flights on DEN → IAD from 2026-01-06 to 2026-03-04, WN4330 arrived within 15 minutes of schedule 88% of the time. The median arrival delay was -5 min, and the worst 10% of flights arrived +18 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

• WN4330 on PHX → DEN (4 flights)
• WN4330 on SEA → DEN (1 flights)
• WN4330 on SAN → LAS (16 flights)
• WN4330 on LAS → DAL (5 flights)
• WN4330 on MCI → HOU (1 flights)
• WN4330 on BNA → BWI (1 flights)
• WN4330 on OKC → MCO (4 flights)
• WN4330 on RSW → STL (1 flights)
• WN4330 on BWI → TPA (1 flights)
• WN4330 on BWI → BOS (1 flights)
• WN4330 on SAN → SAT (31 flights)
• WN4330 on RNO → SAN (13 flights)
• WN4330 on PNS → STL (35 flights)

Related

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