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

Wednesday, September 9th, 2026

3 round-trip options

Returning
Mon, Sep 14, 20265 Day Trip
$783 USD
Returning
Tue, Sep 15, 20266 Day Trip
$783 USD
Returning
Sat, Sep 19, 202610 Day Trip
$783 USD