Cheap flights from Washington, D.C. to Ireland from €210
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Ireland departing on 19/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Washington, D.C. to Ireland
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Ireland?
The month of March is another great option to travel to Ireland, with average flight prices from Washington, D.C. averaging around €482.
What is the cheapest day to depart on your flight to Ireland?
The cheapest day to depart on your flight to Ireland is on a Tuesday when prices can be found for as low as €775. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around €1,449. These prices are subject to change though, so be sure to set up a Price Alert for flights to Ireland.
What is the cheapest time of day to depart on your flight to Ireland?
In the afternoon is the cheapest time of day to fly from Washington, D.C. to Ireland when you can find flight prices for as low as €779. Flying to Ireland in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Ireland is in the evening when prices are around €831.
What is the cheapest Washington, D.C. to Ireland flight route?
Fly from Washington, D.C. Dulles Intl to Dublin for the best Washington, D.C. - Ireland flight prices
How far in advance should I book a flight to Ireland?
You are more likely to see cheaper flights to Ireland from Washington, D.C. when booking 7 weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €649 when searching 7 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Washington, D.C. for as low as €555 on momondo.
What cabin class options are available on Washington, D.C. to Ireland flights?
There are 2 cabin classes available to choose from on Washington, D.C. to Ireland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How many flights depart from Washington, D.C. to Ireland on average per day?
As of May 2025, there are 11 flights per day flying from Washington, D.C. to Ireland. The most common time of day flights depart is 22:00, with 75% of flights taking off in the evening.
How many flights depart from Washington, D.C. to Ireland on average per week?
As of May 2025, there are 81 flights per week flying from Washington, D.C. to Ireland. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.
Cheap Washington, D.C. to Ireland flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Ireland
When did momondo last update prices for flights from Washington, D.C. to Ireland?
Prices for flights from Washington, D.C. to Ireland are updated daily.
How many operators does momondo search for flights from Washington, D.C. to Ireland?
The number of operators available for flights from Washington, D.C. to Ireland is 1 as of May 2025.
How old do you have to be to fly from Washington, D.C. to Ireland?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Ireland.
What documentation or ID do you need to fly to Ireland?
The required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Washington, D.C. to Ireland?
momondo data reveals that the most frequently booked plane model on the route from Washington, D.C. to Ireland is Boeing 757-200, representing 30.04% of all bookings. The subsequent popular models are Boeing 777 at 14.47%, Boeing 767-300 at 10.77%, and Boeing 777-300ER at 9.21%.
Best airlines flying from Washington, D.C. to Ireland
Compare and see reviews for airlines that fly from Washington, D.C. to Ireland with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom €419 | Free Cancellation | Rating 7.0 1,076 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Washington, D.C. to Ireland?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Ireland. momondo saves you time and could save you money on your trip.
Can I find flights from Washington, D.C. to Ireland with flexible booking policies on momondo?
All flight searches from Washington, D.C. to Ireland on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Washington, D.C. to Ireland?
Once you have performed a search for Washington, D.C. to Ireland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Washington, D.C. to Ireland right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Ireland, momondo offers a useful price alert feature which will track prices for flights to Ireland from Washington, D.C. and alert you when they change.