American Airlines MDT to ORD on-time performance
American Airlines nonstop flights from Harrisburg to Chicago · Aug 2025 – Jul 2026
On-time arrivals
71%
arrived < 15 min late
Cancelled
4.5%
12 flights
Avg arrival delay
38 min
128 min when late
Rank on route
#4 of 5
route average 75% on time
Key facts
- American Airlines flights on MDT to ORD arrived on time 71% of the time in Aug 2025 – Jul 2026.
- 4.5% were cancelled, and 14% arrived an hour or more late.
- That ranks #4 of 5 airlines on this route, which averaged 75% on time overall.
- The largest source of delay minutes was late-arriving aircraft (47%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft47%
- Airline (crew, maintenance, cleaning, fueling)23%
- Air traffic control & airport congestion18%
- Extreme weather12%
- Security0%
Other airlines on MDT to ORD
- Envoy Air76% on time · 20 min avg delay
- United Airlines75% on time · 20 min avg delay
- Republic Airways86% on time · 10 min avg delay
- SkyWest Airlines65% on time · 44 min avg delay
Full MDT to ORD comparison →
American Airlines on-time record across all routes →
264 American Airlines flights tracked on this route; 12 cancelled, 2 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.