Cheapest one-way flights from Chicago to London in August from $288

AirHint found the following cheapest one-way flights from Chicago (ORD) to London (LHR) in August 2026 (see full year).

One-Way flights

11 Aug Spirit Airlines
03 Aug Spirit Airlines
02 Aug Spirit Airlines
06 Aug Spirit Airlines
05 Aug Lufthansa
17 Aug United direct
23 Aug United direct
16 Aug United direct
05 Aug United direct
03 Aug United direct

Also check the deals for return flights from Chicago to London in August.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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