How often is WN858 on time?

Across 5 flights on BUF → PHX from 2025-07-05 to 2025-08-02, WN858 arrived within 15 minutes of schedule 100% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +1 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

• WN858 on BWI → ALB (27 flights)
• WN858 on BNA → LIT (58 flights)
• WN858 on SRQ → MDW (33 flights)
• WN858 on MCI → AUS (47 flights)
• WN858 on AUS → MKE (11 flights)
• WN858 on DCA → DAL (46 flights)
• WN858 on MCO → PBI (13 flights)
• WN858 on PBI → BNA (18 flights)
• WN858 on DAL → MDW (1 flights)
• WN858 on MCO → BUF (22 flights)
• WN858 on BUF → LAS (8 flights)
• WN858 on HOU → MCO (4 flights)
• WN858 on SJC → SAN (49 flights)
• WN858 on SJC → LAS (30 flights)
• WN858 on LAS → HOU (1 flights)

Related

• All Southwest Airlines flights on BUF → PHX
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• Southwest Airlines on the return, PHX → BUF