Cheap flights from Washington to Leinster

View AU$466 flight on Thu, 2 Oct. 2025Opens in a new window

Popular airlines from Washington to Leinster

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Washington (WAS) to Leinster (DUB)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Wed, 13 Aug. - Thu, 21 Aug.
IAD
Washington
DUB
Dublin
AU$711 Return, found 3 days ago
AU$711
Return
found 3 days ago
Select Aer Lingus flight, departing Wed, 13 Aug. from Washington to Dublin, returning Thu, 21 Aug., priced at AU$711 found 3 days ago
United
Sun, 2 Nov. - Wed, 19 Nov.
IAD
Washington
DUB
Dublin
AU$711 Return, found 4 days ago
AU$711
Return
found 4 days ago
Select United flight, departing Sun, 2 Nov. from Washington to Dublin, returning Wed, 19 Nov., priced at AU$711 found 4 days ago
Air Canada
Wed, 13 Aug. - Thu, 21 Aug.
DCA
Washington
DUB
Dublin
AU$712 Return, found 3 days ago
AU$712
Return
found 3 days ago
Select Air Canada flight, departing Wed, 13 Aug. from Washington to Dublin, returning Thu, 21 Aug., priced at AU$712 found 3 days ago
Delta
Wed, 13 Aug. - Thu, 21 Aug.
BWI
Baltimore
DUB
Dublin
AU$739 Return, found 3 days ago
AU$739
Return
found 3 days ago
Select Delta flight, departing Wed, 13 Aug. from Baltimore to Dublin, returning Thu, 21 Aug., priced at AU$739 found 3 days ago
Delta
Wed, 13 Aug. - Thu, 21 Aug.
DCA
Washington
DUB
Dublin
AU$739 Return, found 3 days ago
AU$739
Return
found 3 days ago
Select Delta flight, departing Wed, 13 Aug. from Washington to Dublin, returning Thu, 21 Aug., priced at AU$739 found 3 days ago
Swiss International Air Lines
Wed, 13 Aug. - Thu, 21 Aug.
IAD
Washington
DUB
Dublin
AU$803 Return, found 3 days ago
AU$803
Return
found 3 days ago
Select Swiss International Air Lines flight, departing Wed, 13 Aug. from Washington to Dublin, returning Thu, 21 Aug., priced at AU$803 found 3 days ago

Find the cheapest month to fly from Washington (WAS) to Dublin (DUB)

February is typically the cheapest month to fly

From AU$409 - AU$1,186 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.