Cheapest return ORD–LHR flights, June

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

Return flights

09 Jun - 18 Jun Aer Lingus
01 Jun - 09 Jun Aer Lingus
01 Jun - 08 Jun Aer Lingus
10 Jun - 14 Jun Air Canada
16 Jun - 21 Jun Air Canada
02 Jun - 11 Jun Aer Lingus
09 Jun - 22 Jun Air Canada
13 Jun - 23 Jun Air Canada
09 Jun - 16 Jun Aer Lingus
09 Jun - 19 Jun Aer Lingus
23 Jun - 07 Jul Aer Lingus
22 Jun - 07 Jul Aer Lingus
23 Jun - 06 Jul Aer Lingus
29 Jun - 06 Jul Aer Lingus
15 Jun - 04 Jul Aer Lingus
26 Jun - 07 Jul Spirit Airlines
29 Jun - 03 Jul Aer Lingus
26 Jun - 06 Jul Spirit Airlines
24 Jun - 22 Jul Aer Lingus
30 Jun - 07 Jul Spirit Airlines

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

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