WN456 MCI → PHX

Southwest Airlines · Kansas City, MO to Phoenix, AZ · 24 flights observed, 2025-11-03 to 2026-01-01 · 1,044 mi

This flight has been getting more reliable recently — 2025-12's on-time rate (93%) is well above the 56% average from earlier months.

WN456 covers more than one route in the data window — the stats below are for MCI → PHX, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
79%
Median delay
0 min
90th percentile
+22 min
Cancellation rate
0%

How often is WN456 on time?

Across 24 flights on MCI → PHX from 2025-11-03 to 2026-01-01, WN456 arrived within 15 minutes of schedule 79% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +22 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time1979%
16-30 min417%
31-60 min00%
61-120 min14%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-11956%+17 min
2025-121493%-1 min
2026-011100%+4 min

Performance by day of week

DayFlightsOn-time
Mon475%
Tue683%
Wed888%
Thu580%
Fri10%
SatNo data—
SunNo data—

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…