$214 Find Cheap Flights from Washington to Ireland

1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to Ireland

Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 22% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Useful Info

Good to know

Low seasonJanuary
Cheapest flight$214
Best time to beat the crowds with an average 15% drop in price.
Most popular time to fly with an average 16% increase in price.
Flight from Seattle to Dublin

FAQs for booking flights from Washington to Ireland

  • How does KAYAK find such low prices on flights from Washington to Ireland?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Ireland.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Ireland?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Washington to Ireland is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington to Ireland?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Washington to Ireland with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Ireland?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Washington to Ireland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • Which airlines fly most frequently to Ireland?

    American Airlines connects Washington to Ireland with 7 flights per week and both British Airways and Aer Lingus also offer 7 flights per week.

  • How many airports are there in Ireland?

    There are 6 airports in Ireland. The busiest airport is Dublin Airport (DUB), with 85% of all flights arriving there.

  • Which is the cheapest airport to fly into in Ireland?

    Prices will differ depending on the departure airport, but generally, the cheapest airport to fly to in Ireland is Dublin Airport (DUB), with an average flight price of $494.

  • What is the cheapest day to fly to Ireland?

    Based on KAYAK data, the cheapest day to fly to Ireland is Wednesday where round-trip tickets can be as cheap as $747. On the other hand, the most expensive day to fly is Saturday, where round-trip prices are $913 on average.

  • What is the cheapest time of day to fly to Ireland?

    The cheapest time of day to fly to Ireland is generally in the afternoon, when round-trip flights cost $610 on average. Morning departures are around 19% cheaper than evening flights, on average. The most expensive time of day to fly to Ireland is generally in the evening, which is peak travel time and where the average cost of a ticket is $901.

  • What is the cheapest flight to Ireland?

    The cheapest ticket to Ireland from Washington found in the last 72 hours was to Dublin, at $433 round-trip. The most popular route is Seattle (SEA) to Dublin (DUB) and the cheapest round-trip airline ticket found on this route in the last 72 hours was $433.

  • What is the cheapest month to fly from Washington to Ireland?

    The cheapest month for flights from Washington to Ireland is January, when tickets cost $478 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of round-trip tickets is $980 and $827 respectively.

  • How far in advance should I book a flight from Washington to Ireland?

    To get a below average price on the flight from Washington to Ireland, you should book around 3 weeks before departure, which saves you about 34% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 11 weeks before departure.

  • How many cities have direct flights to Ireland?

    From Washington, there are direct flights to Ireland from 1 city. This city is Seattle and there are 21 direct flights each week.

  • How many direct flights to Ireland are there each day?

    There are around 3 direct flights from within Washington to Ireland every day. All flights depart in the evening.

  • How many direct flights to Ireland are there each week?

    Each week there are around 21 direct flights from within Washington to Ireland. The most common day for departures is Monday, with 14% of flights taking off on this day.

  • How long is the flight to Ireland?

    An average nonstop flight from Washington to Ireland takes 17h 14m, covering a distance of 4532 miles. The shortest route is Seattle (SEA) to Dublin (DUB) with an average flight time of 9h 00m.

  • How many long-haul flights are there to Ireland each week?

    There are not any medium-haul (3-6 hour flight duration) or short-haul (up to 3 hour flight duration) flights to Ireland. Instead, there are 21 long-haul flights (6-12 hour flight duration), with the most arriving from Seattle.

  • What are the most popular destinations in Ireland?

    Based on KAYAK flight searches, the most popular destination is Dublin (95% of total searches to Ireland). The next most popular destinations are Shannon (4%) and Cork (1%). Searches for flights to Milltown (Kerry) (0%) are also popular.

Everything you need to know for your flight to Ireland

Cabin class types available on flights to Washington

Cabin classes available on flights to Washington. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to Irelandfrom $10,967
Business Class flights to Irelandfrom $3,415
Prem Econ Class flights to Irelandfrom $10,321
Economy Class flights to Irelandfrom $433

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.