How often is WN3731 on time?

Across 18 flights on LAS → SLC from 2026-04-07 to 2026-06-03, WN3731 arrived within 15 minutes of schedule 100% of the time. The median arrival delay was -16 min, and the worst 10% of flights arrived +6 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

• WN3731 on SJU → TPA (27 flights)
• WN3731 on BUR → LAS (57 flights)
• WN3731 on CLE → MDW (24 flights)
• WN3731 on LAS → CLE (24 flights)
• WN3731 on LAS → MEM (7 flights)
• WN3731 on STL → BOS (33 flights)
• WN3731 on SRQ → CMH (8 flights)
• WN3731 on CMH → LAS (8 flights)
• WN3731 on ALB → TPA (5 flights)
• WN3731 on MDW → ALB (5 flights)
• WN3731 on PHX → LAS (4 flights)
• WN3731 on ABQ → LAS (1 flights)
• WN3731 on HOU → TUS (7 flights)
• WN3731 on SJU → MCO (35 flights)
• WN3731 on DAL → ELP (5 flights)
• WN3731 on MCO → DAL (5 flights)

Related

• All Southwest Airlines flights on LAS → SLC
• Compare airlines on LAS → SLC
• Southwest Airlines on the return, SLC → LAS