
LHR → ORD
Cheap flights from London to Chicago
We track fares from London to Chicago, United States every day. Across 71 prices we've logged, the cheapest was €534 return and a typical fare runs around €608. The cheapest month to fly is usually Nov 2026.
Cheapest seen
€534
Typical price
€608
Cheapest month
Nov 2026
Non-stop
With a stop
No live deal on this exact route right now — but the typical fare is around €608. Search your dates below, or browse all deals to United States.
Cheapest months to fly
The typical cheapest fare by month, from our tracking — a guide only. Check the live price on Aviasales before booking.
| Month | Typical from | Check price |
|---|---|---|
| Sept 2026 | €603 | Check on Aviasales → |
| Oct 2026 | €576 | Check on Aviasales → |
| Nov 2026 | €549 | Check on Aviasales → |
Each link opens the live Aviasales search for that month, where you can pick the exact cheapest dates.
Book a flight
London to Chicago: the basics
- Route
- London (LHR) → Chicago (ORD)
- Distance
- 6,344 km
- Non-stop
- No (with a stop)
- Airlines seen
- American Airlines, EI, FI, Lufthansa, SAS, TAP Air Portugal
Planning the trip? United States: what to see and when to go covers where to go and when.
Where these flights connect
There is no non-stop flight from London to Chicago. Based on the airlines that fly this route, connections are usually through New York, Frankfurt, Copenhagen, Lisbon — worth checking when you compare fares.

