OnTimeRoutes
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SkyWest Airlines ORD to SAT on-time performance

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

On-time arrivals
81%
arrived < 15 min late
Cancelled
3.4%
4 flights
Avg arrival delay
12 min
60 min when late
Rank on route
#2 of 5
route average 74% on time

Key facts

  • SkyWest Airlines flights on ORD to SAT arrived on time 81% of the time in Aug 2025 – Jul 2026.
  • 3.4% were cancelled, and 7% arrived an hour or more late.
  • That ranks #2 of 5 airlines on this route, which averaged 74% on time overall.
  • The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (55%).

On-time trend by month

30%65%100%July 2025: 75.0% on time, 0.0% cancelledJul ’25August 2025: 100.0% on time, 0.0% cancelledAug ’25September 2025: 100.0% on time, 0.0% cancelledSep ’25October 2025: 90.0% on time, 0.0% cancelledOct ’25November 2025: 95.2% on time, 8.7% cancelledNov ’25December 2025: 75.0% on time, 5.9% cancelledDec ’25February 2026: 78.6% on time, 0.0% cancelledFeb ’26March 2026: 75.0% on time, 4.0% cancelledMar ’26May 2026: 44.4% on time, 0.0% cancelledMay ’26June 2026: 75.0% on time, 0.0% cancelledJun ’26
On-time arrival rate by month. Hover a bar for exact figures.

Why this airline's flights were late

  • Airline (crew, maintenance, cleaning, fueling)55%
  • Extreme weather18%
  • Air traffic control & airport congestion15%
  • Late-arriving aircraft13%
  • Security0%

Other airlines on ORD to SAT

Full ORD to SAT comparison →
SkyWest Airlines on-time record across all routes →

116 SkyWest Airlines flights tracked on this route; 4 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.