D

Is American Airlines on time London to Chicago?

550 flights · January 2025 – August 2026 · all airlines on LHR to ORD →

72.92%

Arrived on time

Route average 78.63%

4%

Cancelled

Route average 2.89%

When late, late by

The other airlines on this route

Airline Flights On time Grade
United Airlines 543 90.77% A
British Airways 531 72.01% D

Month by month

Jan 2025 peak 88 Jun 2026
On-time arrival rate, %