AA403Chicago to Buffalo
American Airlines flight AA403 flies from Chicago O'Hare (ORD) to Buffalo Niagara (BUF), 760 km. Over August 2025 to July 2026 it usually arrives about 25 minutes late: 57% of 151 flights arrived within 15 minutes of schedule and 5.3% were cancelled (US Department of Transportation data).
On-time record, last 12 months
Every operation of AA403, August 2025 to July 2026: 151 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as AA403
Other flights from Chicago to Buffalo
More about Chicago O'Hare (ORD) and Buffalo Niagara (BUF).
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