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 11 hours ago
Rare Availability
5% of dates checked are available within 10% of the lowest price

Tuesday, July 21st, 2026

4 round-trip options

Returning
Mon, Jul 27, 2026•6 Day Trip
$897 USD
Google Flights
Returning
Tue, Jul 28, 2026•7 Day Trip
$897 USD
Google Flights
Returning
Wed, Jul 29, 2026•8 Day Trip
$897 USD
Google Flights
Returning
Thu, Jul 30, 2026•9 Day Trip
$897 USD
Google Flights