OnTimeRoutes
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American Airlines ORD to GSP on-time performance

American Airlines nonstop flights from Chicago to Greer · Aug 2025 – Jul 2026

On-time arrivals
59%
arrived < 15 min late
Cancelled
9.3%
5 flights
Avg arrival delay
23 min
53 min when late
Rank on route
#5 of 6
route average 74% on time

Key facts

  • American Airlines flights on ORD to GSP arrived on time 59% of the time in Aug 2025 – Jul 2026.
  • 9.3% were cancelled, and 12% arrived an hour or more late.
  • That ranks #5 of 6 airlines on this route, which averaged 74% on time overall.
  • The largest source of delay minutes was late-arriving aircraft (65%).

On-time trend by month

30%65%100%February 2026: 76.5% on time, 0.0% cancelledFeb ’26March 2026: 48.1% on time, 12.9% cancelledMar ’26April 2026: 60.0% on time, 16.7% cancelledApr ’26
On-time arrival rate by month. Hover a bar for exact figures.

Why this airline's flights were late

  • Late-arriving aircraft65%
  • Airline (crew, maintenance, cleaning, fueling)26%
  • Air traffic control & airport congestion5%
  • Extreme weather4%
  • Security0%

Other airlines on ORD to GSP

Full ORD to GSP comparison →
American Airlines on-time record across all routes →

54 American Airlines flights tracked on this route; 5 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.