Cheapest one-way flights from Chicago to London in June from $316

Best time to book flights for Chicago (MDW) to London (LGW) flights at AirHint

AirHint found the following cheapest one-way flights from Chicago (MDW) to London (LGW) in June 2025 (see full year).

One-Way flights

09 Jun Frontier Airlines
29 Jun Frontier Airlines
23 Jun Frontier Airlines
28 Jun Frontier Airlines
18 Jun Frontier Airlines
15 Jun Porter Airlines (Canada) Ltd
08 Jun Porter Airlines (Canada) Ltd
13 Jun Frontier Airlines
05 Jun Porter Airlines (Canada) Ltd
01 Jun Porter Airlines (Canada) Ltd

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

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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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