How often is WN4027 on time?

Across 39 flights on SJC → LAS from 2026-01-06 to 2026-03-04, WN4027 arrived within 15 minutes of schedule 95% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +12 min or later. 3% 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

• WN4027 on DEN → SLC (23 flights)
• WN4027 on RNO → SAN (58 flights)
• WN4027 on DEN → RNO (8 flights)
• WN4027 on LAS → CLE (14 flights)
• WN4027 on LAS → ICT (8 flights)
• WN4027 on STL → FLL (1 flights)
• WN4027 on MCO → MCI (1 flights)
• WN4027 on SMF → PHX (1 flights)
• WN4027 on OAK → SEA (30 flights)
• WN4027 on SEA → DEN (13 flights)
• WN4027 on SEA → MDW (8 flights)
• WN4027 on LAS → SMF (5 flights)

Related

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