D

Is American Airlines on time Chicago to London?

1,272 flights · March 2025 – August 2026 · all airlines on ORD to LHR →

67.46%

Arrived on time

Route average 67.24%

1.18%

Cancelled

Route average 1.91%

When late, late by

The other airlines on this route

Airline Flights On time Grade
United Airlines 1,434 68.63% D
British Airways 1,224 65.35% D

Month by month

Jan 2025 peak 82 Jun 2026
On-time arrival rate, %