Search and book London to Chicago flights

Your journey starts here

Round-trip price per adult from
–

Popular flights and flight offers from London to Chicago

LHR – ORD
London - Chicago
Tue 6 Oct 2026 – Sun 11 Oct 2026
From
£573

Our cheapest flights from London to Chicago

LHR – ORD
London - Chicago
Tue 6 Oct 2026 – Sun 11 Oct 2026
From
£573

Popular routes and flight deals

From London