American Airlines ORD to SJU on-time performance
American Airlines nonstop flights from Chicago to San Juan · Aug 2025 – Jul 2026
On-time arrivals
73%
arrived < 15 min late
Cancelled
1.6%
7 flights
Avg arrival delay
18 min
63 min when late
Rank on route
#2 of 4
route average 74% on time
Key facts
- American Airlines flights on ORD to SJU arrived on time 73% of the time in Aug 2025 – Jul 2026.
- 1.6% were cancelled, and 12% arrived an hour or more late.
- That ranks #2 of 4 airlines on this route, which averaged 74% on time overall.
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (38%).
On-time trend by month
Why this airline's flights were late
- Airline (crew, maintenance, cleaning, fueling)38%
- Air traffic control & airport congestion25%
- Late-arriving aircraft25%
- Extreme weather12%
- Security0%
Other airlines on ORD to SJU
- United Airlines79% on time · 11 min avg delay
- Spirit Airlines63% on time · 29 min avg delay
- Frontier Airlines61% on time · 88 min avg delay
Full ORD to SJU comparison →
American Airlines on-time record across all routes →
429 American Airlines flights tracked on this route; 7 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.