AirHint found the following cheapest return flights from Chicago (ORD) to London (LHR) in June 2026 (see full year).

Return flights

04 Jun - 12 Jun	TAP
02 Jun - 16 Jun	Scandinavian Airlines
10 Jun - 21 Jun	TAP
01 Jun - 08 Jun	Icelandair
03 Jun - 10 Jun	Scandinavian Airlines
13 Jun - 05 Jul	TAP
17 Jun - 30 Jun	Air France
22 Jun - 10 Jul	Scandinavian Airlines
03 Jun - 10 Jun	British Airways	direct
02 Jun - 16 Jun	British Airways	direct
01 Jun - 08 Jun	British Airways	direct
04 Jun - 12 Jun	British Airways	direct
13 Jun - 05 Jul	British Airways	direct
22 Jun - 10 Jul	Brussels Airlines	direct

Also check the deals for one-way flights from Chicago to London in June.

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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Cheapest return flights from Chicago to London in June from 693€

Return flights