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

Return flights

02 Jun - 12 Jun	Iberia
02 Jun - 12 Jun	Aer Lingus	direct
01 Jun - 15 Jun	Air Canada
16 Jun - 11 Jul	Iberia
14 Jun - 04 Jul	Iberia
15 Jun - 11 Jul	Iberia
19 Jun - 03 Jul	British Airways
19 Jun - 11 Jul	TAP
11 Jun - 04 Jul	TAP
01 Jun - 27 Jun	United
16 Jun - 11 Jul	Finnair	direct
14 Jun - 04 Jul	Iberia	direct
15 Jun - 11 Jul	Iberia	direct
23 Jun - 18 Jul	Air Canada
18 Jun - 28 Jun	Iberia	direct
05 Jun - 27 Jun	Aer Lingus	direct
04 Jun - 27 Jun	United
04 Jun - 27 Jun	Aer Lingus	direct
01 Jun - 27 Jun	Brussels Airlines	direct

Also check the deals for one-way flights from Chicago to Dublin 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 Dublin in June from $624

Return flights