How often is WN4376 on time?

Across 58 flights on COS → DEN from 2026-01-06 to 2026-03-04, WN4376 arrived within 15 minutes of schedule 93% of the time. The median arrival delay was -18 min, and the worst 10% of flights arrived +4 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

• WN4376 on CMH → BWI (27 flights)
• WN4376 on BNA → OMA (7 flights)
• WN4376 on PHX → SJC (1 flights)
• WN4376 on SAN → SAT (33 flights)
• WN4376 on SMF → PDX (36 flights)
• WN4376 on BUR → SMF (13 flights)
• WN4376 on SRQ → BNA (57 flights)

Related

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