How often is WN4863 on time?

Across 58 flights on DEN → COS from 2026-01-06 to 2026-03-04, WN4863 arrived within 15 minutes of schedule 79% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +25 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

• WN4863 on ALB → BWI (11 flights)
• WN4863 on MCO → ALB (23 flights)
• WN4863 on BUF → RSW (13 flights)
• WN4863 on STL → MCI (2 flights)
• WN4863 on ELP → LAS (1 flights)
• WN4863 on LAS → SJC (1 flights)
• WN4863 on SJC → DAL (1 flights)

Related

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