Dublin (DUB) to Washington (IAD) flight deal in economy from $586

Sunday, August 30th, 2026

3 round-trip options

Returning
Fri, Sep 4, 20265 Day Trip
$945 USD
Returning
Sat, Sep 5, 20266 Day Trip
$783 USD
Returning
Wed, Sep 9, 202610 Day Trip
$783 USD