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 3 hours ago
Good Availability
48% of dates checked are available within 10% of the lowest price

Sunday, August 2nd, 2026

3 round-trip options

Returning
Mon, Aug 10, 2026•8 Day Trip
$465 USD
Google Flights
Returning
Tue, Aug 11, 2026•9 Day Trip
$457 USD
Google Flights
Returning
Fri, Aug 14, 2026•12 Day Trip
$462 USD
Google Flights