BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
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ORD→BUF

American Airlines Chicago, IL (ORD) to Buffalo, NY (BUF) reliability

Among 476 scheduled American Airlines flights from ORD to BUF, 58.0% arrived on time, 30.3% arrived at least 30 minutes late, and 1.3% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Marketing carrier: American Airlines (AA) · Updated September 16, 2026

HISTORICAL ROUTE SIGNALVariable
58.0%arrived on time
30.3%30+ min late
1.3%cancelled
476scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late30.3%
60+ minutes late18.1%
Cancelled1.3%
Average arrival+30.9 mincompleted flights

What did American Airlines ORD to BUF record?

American Airlines completed 98.5% of its scheduled reportable ORD to BUF flights in the observation window. 58.0% of all scheduled flights arrived less than 15 minutes late, while 18.1% arrived at least an hour late.

What were American Airlines ORD to BUF disruption rates?

For American Airlines ORD-to-BUF flights, 30.3% arrived at least 30 minutes late, 1.3% were cancelled, and 0.2% were diverted.

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What was the American Airlines ORD to BUF scheduled cohort?

The American Airlines ORD-to-BUF cohort contained 476 scheduled flights; 469 completed, 6 were cancelled, and 1 were diverted.

Not a prediction.

This is a descriptive historical rate. Schedule changes, seasonal operations and current conditions may differ.