IAD to DUB from $457 in economy – flightdeals.net

Home Premium Fare Deals About

Air Canada

Lufthansa

Swiss International Air Lines

LXSwiss International Air Lines

Austrian Airlines

OSAustrian Airlines

United Airlines

UAUnited Airlines

Round Trip•Economy

Washington Dulles International Airport

Washington, United States

Dublin Airport

Dublin, Ireland

$698 USD

-35%$457 USD

Verified about 9 hours ago

September 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$457 1$470 2$502 3$674 4$672 5$457 6$457 7$457 8$457 9$457 10$457 11$457 12$457 13$457 14$457 15$457 16$457 17$457 18$462 19$457 20$457 21$457 22$462 23$606 24$606 25$606 26$606 27$606 28$606 29$606 30$605 1 2 3 4

Good Availability

48% of dates checked are available within 10% of the lowest price

Sunday, September 20th, 2026

3 round-trip options

Returning

Mon, Sep 28, 2026•8 Day Trip

$457 USD

Returning

Tue, Sep 29, 2026•9 Day Trip

$457 USD

Returning

Fri, Oct 2, 2026•12 Day Trip

$716 USD