American Airlines PDX to ORD on-time performance
American Airlines nonstop flights from Portland to Chicago · Aug 2025 – Jul 2026
On-time arrivals
75%
arrived < 15 min late
Cancelled
1.1%
10 flights
Avg arrival delay
26 min
101 min when late
Rank on route
#3 of 3
route average 79% on time
Key facts
- American Airlines flights on PDX to ORD arrived on time 75% of the time in Aug 2025 – Jul 2026.
- 1.1% were cancelled, and 9% arrived an hour or more late.
- That ranks #3 of 3 airlines on this route, which averaged 79% on time overall.
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (48%).
On-time trend by month
Why this airline's flights were late
- Airline (crew, maintenance, cleaning, fueling)48%
- Late-arriving aircraft33%
- Air traffic control & airport congestion18%
- Extreme weather2%
- Security0%
Other airlines on PDX to ORD
- United Airlines82% on time · 13 min avg delay
- Alaska Airlines77% on time · 11 min avg delay
Full PDX to ORD comparison →
American Airlines on-time record across all routes →
896 American Airlines flights tracked on this route; 10 cancelled, 10 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.