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

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

Dublin Airport

Dublin, Ireland
United StatesIAD

Washington Dulles International Airport

Washington, United States
$822 USD
-29%$586 USD
Verified about 12 hours ago
Rare Availability
5% of dates checked are available within 10% of the lowest price

Monday, August 17th, 2026

3 round-trip options

Returning
Sat, Aug 22, 2026•5 Day Trip
$1,174 USD
Google Flights
Returning
Sun, Aug 23, 2026•6 Day Trip
$1,011 USD
Google Flights
Returning
Thu, Aug 27, 2026•10 Day Trip
$897 USD
Google Flights