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

Return flights

06 Jun - 13 Jun	Air Canada
05 Jun - 12 Jun	Air Canada
04 Jun - 11 Jun	TAP
07 Jun - 14 Jun	SWISS
07 Jun - 14 Jun	Finnair	direct
04 Jun - 11 Jun	Iberia	direct
05 Jun - 12 Jun	Iberia	direct
13 Jun - 24 Jun	Air Canada
13 Jun - 25 Jun	Air Canada
24 Jun - 30 Jun	TAP
28 Jun - 11 Jul	Lufthansa
26 Jun - 04 Jul	TAP
14 Jun - 04 Jul	Air Canada
28 Jun - 11 Jul	Iberia	direct
22 Jun - 18 Jul	Finnair	direct
10 Jun - 04 Jul	Finnair	direct
09 Jun - 04 Jul	Finnair	direct
14 Jun - 04 Jul	Finnair	direct
16 Jun - 11 Jul	Air Canada
13 Jun - 04 Jul	TAP

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 576€

Return flights