SkyWest Airlines ORD to BUF on-time performance
SkyWest Airlines nonstop flights from Chicago to Buffalo · Aug 2025 – Jul 2026Regional airline operating flights for United Express, Delta Connection, American Eagle and Alaska.
On-time arrivals
65%
arrived < 15 min late
Cancelled
5.5%
21 flights
Avg arrival delay
28 min
77 min when late
Rank on route
#4 of 5
route average 71% on time
Key facts
- SkyWest Airlines flights on ORD to BUF arrived on time 65% of the time in Aug 2025 – Jul 2026.
- 5.5% were cancelled, and 13% arrived an hour or more late.
- That ranks #4 of 5 airlines on this route, which averaged 71% on time overall.
- The largest source of delay minutes was late-arriving aircraft (40%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft40%
- Airline (crew, maintenance, cleaning, fueling)35%
- Air traffic control & airport congestion20%
- Extreme weather5%
- Security0%
Other airlines on ORD to BUF
- United Airlines75% on time · 21 min avg delay
- American Airlines60% on time · 35 min avg delay
- Republic Airways76% on time · 19 min avg delay
- Envoy Air80% on time · 13 min avg delay
Full ORD to BUF comparison →
SkyWest Airlines on-time record across all routes →
379 SkyWest Airlines flights tracked on this route; 21 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.