SkyWest Airlines SFO to SMF on-time performance
SkyWest Airlines nonstop flights from San Francisco to Sacramento · Aug 2025 – Jul 2026Regional airline operating flights for United Express, Delta Connection, American Eagle and Alaska.
On-time arrivals
79%
arrived < 15 min late
Cancelled
1.7%
22 flights
Avg arrival delay
18 min
81 min when late
Rank on route
#1 of 2
route average 78% on time
Key facts
- SkyWest Airlines flights on SFO to SMF arrived on time 79% of the time in Aug 2025 – Jul 2026.
- 1.7% were cancelled, and 7% arrived an hour or more late.
- That ranks #1 of 2 airlines on this route, which averaged 78% on time overall.
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (30%).
On-time trend by month
Why this airline's flights were late
- Airline (crew, maintenance, cleaning, fueling)30%
- Late-arriving aircraft29%
- Air traffic control & airport congestion24%
- Extreme weather17%
- Security0%
Other airlines on SFO to SMF
- United Airlines65% on time · 20 min avg delay
Full SFO to SMF comparison →
SkyWest Airlines on-time record across all routes →
1,270 SkyWest Airlines flights tracked on this route; 22 cancelled, 1 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.