How often is WN1556 on time?

Across 26 flights on PHX → DEN from 2025-10-02 to 2025-11-01, WN1556 arrived within 15 minutes of schedule 96% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +8 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

• WN1556 on VPS → DAL (7 flights)
• WN1556 on LAS → OAK (4 flights)
• WN1556 on SAN → PHX (4 flights)
• WN1556 on PIT → BNA (57 flights)
• WN1556 on LGB → SMF (13 flights)
• WN1556 on DAL → SLC (5 flights)
• WN1556 on MCI → TPA (58 flights)
• WN1556 on LAS → BUR (64 flights)
• WN1556 on SLC → LAS (24 flights)
• WN1556 on MDW → LAS (1 flights)
• WN1556 on EUG → LAS (1 flights)
• WN1556 on BUR → PHX (50 flights)
• WN1556 on BUR → SMF (7 flights)
• WN1556 on SMF → DEN (7 flights)
• WN1556 on AUS → ELP (24 flights)
• WN1556 on ELP → PHX (24 flights)
• WN1556 on HRL → AUS (15 flights)
• WN1556 on HOU → ECP (10 flights)
• WN1556 on AUS → MCO (1 flights)

Related

• All Southwest Airlines flights on PHX → DEN
• Compare airlines on PHX → DEN
• Southwest Airlines on the return, DEN → PHX