How often is WN4399 on time?

Across 28 flights on SAT → MCO from 2026-03-05 to 2026-04-06, WN4399 arrived within 15 minutes of schedule 56% of the time. The median arrival delay was +13 min, and the worst 10% of flights arrived +62 min or later. 4% 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

• WN4399 on DAL → LBB (23 flights)
• WN4399 on LAS → DEN (8 flights)
• WN4399 on AUS → SJU (5 flights)
• WN4399 on SAN → LAS (55 flights)
• WN4399 on LAS → OKC (14 flights)
• WN4399 on LAS → IND (8 flights)
• WN4399 on LAS → SLC (5 flights)
• WN4399 on SNA → DEN (22 flights)
• WN4399 on DEN → MTJ (1 flights)
• WN4399 on MDW → TUS (13 flights)
• WN4399 on TUS → SAN (25 flights)
• WN4399 on SAN → SJC (13 flights)
• WN4399 on OAK → AUS (26 flights)

Related

• All Southwest Airlines flights on SAT → MCO
• Compare airlines on SAT → MCO
• Southwest Airlines on the return, MCO → SAT