American Airlines GRR to ORD on-time performance
American Airlines nonstop flights from Grand Rapids to Chicago · Aug 2025 – Jul 2026
On-time arrivals
74%
arrived < 15 min late
Cancelled
3.4%
18 flights
Avg arrival delay
34 min
130 min when late
Rank on route
#1 of 6
route average 69% on time
Key facts
- American Airlines flights on GRR to ORD arrived on time 74% of the time in Aug 2025 – Jul 2026.
- 3.4% were cancelled, and 11% arrived an hour or more late.
- That ranks #1 of 6 airlines on this route, which averaged 69% on time overall.
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (33%).
On-time trend by month
Why this airline's flights were late
- Airline (crew, maintenance, cleaning, fueling)33%
- Late-arriving aircraft31%
- Extreme weather21%
- Air traffic control & airport congestion15%
- Security0%
Other airlines on GRR to ORD
- United Airlines64% on time · 28 min avg delay
- Envoy Air71% on time · 21 min avg delay
- SkyWest Airlines67% on time · 37 min avg delay
- Republic Airways72% on time · 24 min avg delay
- PSA Airlines0% on time · 690 min avg delay
Full GRR to ORD comparison →
American Airlines on-time record across all routes →
531 American Airlines flights tracked on this route; 18 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.