Washington (IAD) to Dublin (DUB) flight deal in economy from $457

Air CanadaACAir CanadaLufthansaLHLufthansaSwiss International Air LinesLXSwiss International Air LinesAustrian AirlinesOSAustrian AirlinesUnited AirlinesUAUnited Airlines
Round Trip•Economy
United StatesIAD

Washington Dulles International Airport

Washington, United States
IrelandDUB

Dublin Airport

Dublin, Ireland
$698 USD
-35%$457 USD
Verified about 4 hours ago
Good Availability
48% of dates checked are available within 10% of the lowest price

Thursday, August 20th, 2026

3 round-trip options

Returning
Fri, Aug 28, 2026•8 Day Trip
$462 USD
Google Flights
Returning
Sat, Aug 29, 2026•9 Day Trip
$457 USD
Google Flights
Returning
Tue, Sep 1, 2026•12 Day Trip
$457 USD
Google Flights