WN4270 PHX → SMF

Southwest Airlines · Phoenix, AZ to Sacramento, CA · 13 flights observed, 2026-03-08 to 2026-04-05 · 647 mi

This flight runs much more reliably at some times of day than others — 100% on-time departing 3–6pm vs. 60% departing 9pm–12am.

WN4270 covers more than one route in the data window — the stats below are for PHX → SMF, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
85%
Median delay
-4 min
90th percentile
+33 min
Cancellation rate
0%

How often is WN4270 on time?

Across 13 flights on PHX → SMF from 2026-03-08 to 2026-04-05, WN4270 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +33 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1185%
16-30 min00%
31-60 min18%
61-120 min18%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-031182%+4 min
2026-042100%+2 min

Performance by day of week

DayFlightsOn-time
MonNo data—
Tue4100%
Wed4100%
ThuNo data—
FriNo data—
SatNo data—
Sun560%

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