Chicago (ORD) to Dublin (DUB) flight deal in economy from $637

Tuesday, August 25th, 2026

6 round-trip options

Returning
Mon, Aug 31, 20266 Day Trip
$642 USD
Returning
Tue, Sep 1, 20267 Day Trip
$642 USD
Returning
Thu, Sep 3, 20269 Day Trip
$642 USD
Returning
Fri, Sep 4, 202610 Day Trip
$647 USD
Returning
Sun, Sep 6, 202612 Day Trip
$647 USD
Returning
Mon, Sep 7, 202613 Day Trip
$642 USD