Cheapest one-way flights from Chicago to London in August from 184€

AirHint found the following cheapest one-way flights from Chicago (ORD) to London (LHR) in August 2025 (see full year).

One-Way flights

02 Aug TAP
04 Aug TAP
17 Aug TAP
18 Aug TAP
08 Aug TAP
15 Aug TAP
06 Aug Spirit Airlines
24 Aug Icelandair
09 Aug TAP
01 Aug Frontier Airlines

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

Skyscanner

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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