OnTimeRoutes
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SkyWest Airlines OAK to SAN on-time performance

SkyWest Airlines nonstop flights from Oakland to San Diego · Aug 2025 – Jul 2026Regional airline operating flights for United Express, Delta Connection, American Eagle and Alaska.

On-time arrivals
68%
arrived < 15 min late
Cancelled
1.1%
3 flights
Avg arrival delay
18 min
50 min when late
Rank on route
#2 of 3
route average 65% on time

Key facts

  • SkyWest Airlines flights on OAK to SAN arrived on time 68% of the time in Aug 2025 – Jul 2026.
  • 1.1% were cancelled, and 10% arrived an hour or more late.
  • That ranks #2 of 3 airlines on this route, which averaged 65% on time overall.
  • The largest source of delay minutes was air traffic control & airport congestion (36%).

On-time trend by month

0%50%100%October 2025: 0.0% on time, 0.0% cancelledOct ’25April 2026: 66.7% on time, 0.0% cancelledApr ’26May 2026: 67.6% on time, 1.0% cancelledMay ’26June 2026: 72.1% on time, 2.9% cancelledJun ’26July 2026: 65.1% on time, 0.0% cancelledJul ’26
On-time arrival rate by month. Hover a bar for exact figures.

Why this airline's flights were late

  • Air traffic control & airport congestion36%
  • Late-arriving aircraft33%
  • Airline (crew, maintenance, cleaning, fueling)30%
  • Extreme weather1%
  • Security0%

Other airlines on OAK to SAN

270 SkyWest Airlines flights tracked on this route; 3 cancelled, 0 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.