Cheapest one-way flights from Chicago to London in June from $488

AirHint found the following cheapest one-way flights from Chicago (MDW) to London (LGW) in June 2026 (see full year).

One-Way flights

03 Jun Porter Airlines (Canada) Ltd
07 Jun Porter Airlines (Canada) Ltd
11 Jun Allegiant Air
14 Jun Allegiant Air
15 Jun Allegiant Air
25 Jun WestJet
16 Jun WestJet
21 Jun WestJet
20 Jun WestJet
17 Jun Southwest Airlines

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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