How often is WN4451 on time?

Across 27 flights on HOU → SAT from 2026-06-04 to 2026-06-30, WN4451 arrived within 15 minutes of schedule 46% of the time. The median arrival delay was +20 min, and the worst 10% of flights arrived +89 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

• WN4451 on SAN → STL (26 flights)
• WN4451 on STL → DCA (50 flights)
• WN4451 on SJC → PHX (28 flights)
• WN4451 on TUL → PHX (22 flights)
• WN4451 on LGA → STL (5 flights)
• WN4451 on STL → SAN (5 flights)
• WN4451 on BWI → MCO (2 flights)
• WN4451 on MCI → MCO (1 flights)
• WN4451 on DEN → HOU (1 flights)
• WN4451 on SAN → FAT (2 flights)
• WN4451 on HOU → MCO (1 flights)
• WN4451 on TPA → BWI (1 flights)
• WN4451 on MSY → HOU (1 flights)
• WN4451 on SFO → BWI (31 flights)
• WN4451 on ISP → MCO (7 flights)
• WN4451 on SDF → HOU (29 flights)

Related

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