Seattle, WA → Sacramento, CA flight delays
SEA → SMF · all airlines · 369 flights · April 2026 · source: US BTS
This route is delayed
12%of the time, by +48 min on average when it does.
This is history, not a promise — your specific flight could well be on time.
On-time rate
88%
Delayed 3h+
0.5%
Cancelled
0%
Avg when late
+48m
Best & worst day to fly
Most on-time
Saturday
delayed 5%
Worst
Thursday
delayed 18%
Which airline is most punctual on SEA → SMF?
SkyWestdelayed 8%
Alaskadelayed 8%
Southwestdelayed 28%
Frequently asked
How often is the Seattle, WA to Sacramento, CA flight delayed?
About 12% of SEA → SMF flights arrive late (15+ minutes), by an average of 48 minutes when they do, based on 369 flights in April 2026.
Which airline is most punctual on SEA → SMF?
SkyWest, delayed 8% of the time — the best of the 3 airlines flying this route.
What is the best day to fly SEA → SMF?
Saturday is the most on-time (delayed 5%), while Thursday is the worst (delayed 18%).
Airport overviews