How often is AA4377 on time?

Across 24 flights on ORD → IAH from 2025-08-06 to 2025-09-02, AA4377 arrived within 15 minutes of schedule 87% of the time. The median arrival delay was -18 min, and the worst 10% of flights arrived +17 min or later. 4% 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

• AA4377 on BOS → LGA (41 flights)
• AA4377 on LGA → BOS (36 flights)
• AA4377 on PIT → ORD (44 flights)
• AA4377 on JAX → ORD (46 flights)
• AA4377 on ORD → JAX (46 flights)
• AA4377 on LGA → RIC (32 flights)
• AA4377 on RIC → LGA (32 flights)
• AA4377 on LGA → ORD (13 flights)
• AA4377 on LGA → DCA (15 flights)
• AA4377 on ORD → RIC (1 flights)
• AA4377 on SDF → BOS (1 flights)
• AA4377 on SYR → DCA (1 flights)
• AA4377 on DCA → SYR (1 flights)
• AA4377 on BDL → ORD (17 flights)
• AA4377 on CLE → PHL (20 flights)
• AA4377 on PHL → CLE (19 flights)
• AA4377 on CHS → ORD (33 flights)
• AA4377 on ORD → CHS (33 flights)
• AA4377 on IAH → ORD (24 flights)
• AA4377 on ORF → PHL (5 flights)
• AA4377 on PHL → ORF (5 flights)

Related

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