WN2840 SEA → SMF

Southwest Airlines · Seattle, WA to Sacramento, CA · 13 flights observed, 2025-11-25 to 2026-01-04 · 605 mi

This flight has been on time less than half the time (38%) — expect a real chance of a delay.

WN2840 covers more than one route in the data window — the stats below are for SEA → SMF, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
38%
Median delay
+18 min
90th percentile
+45 min
Cancellation rate
0%

How often is WN2840 on time?

Across 13 flights on SEA → SMF from 2025-11-25 to 2026-01-04, WN2840 arrived within 15 minutes of schedule 38% of the time. The median arrival delay was +18 min, and the worst 10% of flights arrived +45 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time538%
16-30 min323%
31-60 min431%
61-120 min18%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-1120%+25 min
2025-12944%+26 min
2026-01250%+17 min

Performance by day of week

DayFlightsOn-time
Mon367%
Tue30%
Wed10%
ThuNo data—
Fri333%
SatNo data—
Sun367%

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