How often is AA4645 on time?

Across 21 flights on BUF → ORD from 2026-02-12 to 2026-03-07, AA4645 arrived within 15 minutes of schedule 62% of the time. The median arrival delay was +2 min, and the worst 10% of flights arrived +214 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

Performance by month

Performance by day of week

Other routes

• AA4645 on DCA → LGA (35 flights)
• AA4645 on SYR → ORD (43 flights)
• AA4645 on MSP → ORD (26 flights)
• AA4645 on ORD → MSP (26 flights)
• AA4645 on CMH → DCA (3 flights)
• AA4645 on DCA → CMH (3 flights)
• AA4645 on DCA → BOS (8 flights)
• AA4645 on CMH → BOS (10 flights)
• AA4645 on GRB → PHL (2 flights)
• AA4645 on PHL → GRB (2 flights)
• AA4645 on DCA → SRQ (4 flights)
• AA4645 on SRQ → DCA (4 flights)
• AA4645 on DCA → STL (20 flights)
• AA4645 on STL → DCA (20 flights)
• AA4645 on DCA → MSY (3 flights)
• AA4645 on MSY → DCA (3 flights)
• AA4645 on CAE → DCA (33 flights)
• AA4645 on BGR → ORD (34 flights)
• AA4645 on ORD → BGR (34 flights)

Related

• All American Airlines flights on BUF → ORD
• Compare airlines on BUF → ORD
• American Airlines on the return, ORD → BUF