$158 Find Cheap Flights to Ireland - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from the United States to Ireland departing on 8/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
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Cheap Flights to Ireland

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours
Dublin
Dublin1 stop$356
Shannon
Shannonnonstop$583
Cork
Cork1 stop$621
Milltown (Kerry)
Milltown (Kerry)2 stops$602
Knock
Knock1 stop$654
Donegal
Donegal1 stop$787
Dublin
Dublin1 stop$356
Shannon
Shannonnonstop$583
Cork
Cork1 stop$621
Milltown (Kerry)
Milltown (Kerry)2 stops$602
Knock
Knock1 stop$654
Donegal
Donegal1 stop$787

Book Cheap Ireland Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights to Ireland that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals to Ireland

Wed, Nov 11 - Tue, Nov 24
Aer Lingus Logo
9:05 am - 5:10 am
DFW
-
DUB
14h 05m
1 stop
Aer Lingus Logo
1:00 pm - 2:45 pm
DUB
-
DFW
31h 45m
1 stop
$356Aer Lingus
Wed, Nov 4 - Wed, Nov 18
Aer Lingus Logo
9:05 am - 5:10 am
DFW
-
DUB
14h 05m
1 stop
Aer Lingus Logo
1:00 pm - 2:45 pm
DUB
-
DFW
31h 45m
1 stop
$357Aer Lingus
Wed, Aug 19 - Tue, Aug 25
Aer Lingus Logo
9:49 am - 5:10 am
DFW
-
DUB
13h 21m
1 stop
Aer Lingus Logo
1:20 pm - 11:35 am
DUB
-
DFW
28h 15m
1 stop
$361Aer Lingus
Sun, Oct 11 - Wed, Oct 21
Icelandair Logo
8:25 pm - 1:15 pm
EWR
-
DUB
11h 50m
1 stop
Icelandair Logo
12:15 pm - 7:15 pm
DUB
-
EWR
12h 00m
1 stop
$366Icelandair
Wed, Dec 2 - Fri, Dec 11
Icelandair Logo
7:35 pm - 10:15 am
EWR
-
DUB
9h 40m
1 stop
Icelandair Logo
11:30 am - 6:25 pm
DUB
-
EWR
11h 55m
1 stop
$384Icelandair
Sun, Sep 13 - Thu, Sep 24
JetBlue Logo
9:10 pm - 9:00 am
JFK
-
DUB
6h 50mnonstop
JetBlue Logo
11:30 am - 1:59 pm
DUB
-
JFK
7h 29mnonstop
$515JetBlue
Mon, Aug 10 - Wed, Aug 19
Air Canada Logo
5:35 pm - 7:45 am
LGA
-
DUB
9h 10m
1 stop
Air Canada Logo
9:20 am - 2:59 pm
DUB
-
LGA
10h 39m
1 stop
$536Air Canada
Mon, Aug 10 - Wed, Aug 19
Air Canada Logo
1:00 pm - 7:45 am
LGA
-
DUB
13h 45m
2 stops
Air Canada Logo
9:20 am - 2:59 pm
DUB
-
LGA
10h 39m
1 stop
$539Air Canada
Thu, Nov 5 - Wed, Nov 11
Scandinavian Airlines Logo
7:30 pm - 6:20 pm
LAX
-
DUB
14h 50m
1 stop
Scandinavian Airlines Logo
7:05 pm - 5:00 pm
DUB
-
LAX
29h 55m
1 stop
$585Scandinavian Airlines
Wed, Oct 28 - Sat, Nov 7
Scandinavian Airlines Logo
8:30 pm - 11:45 am
LAX
-
DUB
32h 15m
1 stop
Scandinavian Airlines Logo
7:05 pm - 5:00 pm
DUB
-
LAX
29h 55m
1 stop
$590Scandinavian Airlines
Booking Insights

KAYAK's insights & trends for flights to Ireland

Get data-powered insights and trends for flights to Ireland to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest flight to Ireland?

These are the best round-trip prices found by users searching on KAYAK in the last 5 days.

The cheapest ticket to Ireland from the United States found in the last 5 days was to Dublin, at $494 round-trip. The most popular route is Atlanta (ATL) to Dublin (DUB) and the cheapest round-trip airline ticket found on this route in the last 5 days was $494.

How much is a flight to Ireland?

The average and cheapest price for all round-trip flights to Ireland from each origin found by users searching on KAYAK in the last month.

A flight to Ireland costs $767 on average. The cheapest price found on KAYAK in the last 2 weeks was $290 for the route Newark Airport (EWR) to Dublin (DUB). The most popular routes on KAYAK are Boston to Dublin which costs $845 on average, and Los Angeles to Dublin, which costs $1,087 on average.

See prices from:

What is the cheapest month to fly from the United States to Ireland?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from the United States to Ireland, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from the United States to Ireland is November, when tickets cost $361 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of round-trip tickets is $626 and $523 respectively.

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

The average price for all round-trip flights from the United States to Ireland depending on the time of departure, clicked by users on KAYAK in the last 2 weeks.

The cheapest time of day to fly to Ireland is generally in the evening, when round-trip flights cost $812 on average. The most expensive time of day to fly to Ireland is generally at night, which is peak travel time and where the average cost of a ticket is $849.

How far in advance should I book a flight from the United States to Ireland?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights to Ireland, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from the United States to Ireland, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 25 weeks before departure.

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 $519.

Good to know

Low seasonJanuary
Cheapest flight$158
Best time to beat the crowds with an average 21% drop in price.
Most popular time to fly and prices are also 6% lower on average.
Flight from Philadelphia to Dublin

Flights to Ireland: the best tips from KAYAK users' own experiences

Insights shared by verified travelers who flew to Ireland 
Verified travelerFlew with Aer Lingus
JFK
-
DUB
Apr 2026
Make sure to double and triple check that the flight you book actually exists before going to the airport.
LisaFlew with Aer Lingus
BOS
-
DUB
Dec 2025
Look at Jet Blue and Delta. May be a bit more expensive but keep an eye out for fare reductions and book early.
Mary MargaretFlew with Aer Lingus
IAD
-
DUB
Jun 2025
Some people may be required to check their carryon bags, depending on flight, plane size, check-in crew, etc. Also, taller people should purchase aisle seats.
Verified travelerFlew with Aer Lingus
BOS
-
DUB
Jul 2025
Whatever airline you choose, spring for a class with more leg and overall body room than economy (or whatever the cheapest class is called).
himanshuFlew with Aer Lingus
EWR
-
DUB
Jun 2025
Eat and drink before boarding. Snacks. Hand gel and surface wipes . Don't expect a window if in a window row.
BarbaraFlew with Aer Lingus
BOS
-
DUB
May 2024
Pack what you need in a carryon since it is likely you'll arrive without luggage.

FAQs - booking Ireland flights

  • Do I need a visa to travel to Ireland?

    Citizens of the US and of the Eurozone do not require visas in order to fly to Ireland. Permanent residents of the United States and all other residents plus foreign nationals who desire to visit the country should check with their local embassy or consulate to see if they need to apply for one before they travel.

  • Should I purchase euros before or after I arrive in Ireland?

    All three of the major international airports in Ireland are well equipped to handle currency exchange transactions and there are also plenty of ATMs if needed, so it is really an individual decision. However, many passengers tend to purchase foreign currency after they arrive at their destination.

  • If I wish to visit Donegal, which airport should I use?

    Donegal is the northernmost county in the Republic of Ireland and if you wish to visit, you can use Dublin Airport as the destination for your flight from the US to Ireland since it is the closest of the major airports in the country.

  • Can I get a nonstop flight from the US to Ireland?

    Yes, you can get a direct flight from the US to Ireland, however, the only nonstop flights from the US to Ireland depart from cities along the US East Coast including New York, New Jersey and Philadelphia (PHL). Among the airlines providing nonstop service are Aer Lingus, the Irish national airline, and Finnair.

  • Which additional cities can travelers visit after flying into DUB Airport from the US?

    From the US, you can swiftly fly to Ireland and then explore a number of additional cities near DUB Airport. From DUB, it is simple to go to surrounding cities including Rathcoole, Blanchardstown, Dunboyne, and Leixlip. To reach these cities from DUB Airport, you can take a taxi, a public bus, or even use a rented car.

  • Which airport should I use if I wish to participate in sports in Ireland?

    Sports lovers from the US should consider flying into Shannon Airport (SNN) when visiting Ireland. This airport is close to a lot of athletic grounds, notably the Tallaght Stadium. More so on weekends, visitors from SNN Airport get the chance to cheer for their favorite neighborhood teams in this stadium. These stadiums also host significant European matches and championships, making them a popular arena among soccer fans.

  • Are there amenities for pet owners on the USO-IE0 flight route?

    Yes. When flying to Ireland, passengers using the USO-IE0 flight route shouldn't be concerned about the security of their pets. The majority of US airports that provide international flights to Ireland, including SLC and SWF Airports, have a pet-friendly policy that permits visitors to enter the airport with their four-legged companions. The basic regulation in most US airports serving flights to Ireland is that all pets must be leashed at all times, with the exception of when they are using the pet relief areas.

  • How can travelers who plan to fly to Ireland on the earliest flight get to SWF Airport?

    Staying at a nearby hotel is the most effective strategy to catch the earliest flight from SWF Airport to Ireland. The Homewood Suites by Hilton Newburgh-Stewart Airport is one of the accommodations that should be taken into account in this situation. Travelers can easily reach SWF Airport on foot as it is only 980 meters away.

  • How does KAYAK find such low prices on flights from the United States 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 the United States to Ireland.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from the United States 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 the United States 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 the United States 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 the United States 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 the United States to Ireland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • 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 $711. On the other hand, the most expensive day to fly is Saturday, where round-trip prices are $791 on average.

Top tips for finding cheap flights to Ireland

  • Looking for cheap airfare to Ireland? 25% of our users found round-trip tickets to Ireland for the following prices or less: From Newark $1,287,from Boston $1,619,from Washington, D.C. Dulles Intl $1,729
  • Enter your preferred departure airport and travel dates into the search form above to unlock the latest Ireland flight deals.
  • If you are planning a flight from the US to Ireland, you will most likely arrive at one of the three major international airports in the Republic of Ireland: Dublin Airport (DUB), which services the eastern counties, Cork Airport (ORK), servicing the southern counties, and Shannon Airport (SNN), serving the western counties.
  • Although Dublin Airport and Cork Airport rank ahead in terms of passenger traffic, Shannon Airport is the most centrally located of the three and, therefore, it allows for greater access to the interior and western counties. It is also an excellent staging point for exploring the Aran Islands off the coast of County Galway.
  • Flying into Dublin Airport puts you in the nation’s capital and allows for exploration of County Wicklow, County Kildare and County Meath, whereas Cork Airport provides excellent access to County Cork, County Kerry and County Limerick.
  • The Heartland of Ireland, which includes the counties of Roscommon, Tullamore, Mullingar and Offaly, lies midway between Dublin Airport to the east and Shannon Airport to the west, so a flight into either one should provide ready access. However, you are more likely to get better public transportation out of the capital city of Dublin.
  • If you’re looking for inexpensive, nonstop flights to Dublin, Ireland, why not consider flying aboard Norwegian Air International from New York Stewart Airport (SWF)? Located about an hour outside of Manhattan in Orange County, it’s a good alternative to the hustle and bustle of Newark Liberty Airport (EWF) and JFK Airport in addition to being only a short train ride away.
  • Travelers with limited mobility can take advantage of a variety of specialized services at the New York Stewart Airport (SWF) when flying to Ireland. Parking facilities at this airport feature areas designated specifically for vehicles with disabled occupants.
  • As travelers wait for their flights from the United States to Ireland, airport lounges are generally regarded as one of the best locations to unwind. Most economy passengers using Salt Lake City International Airport (SLC) to fly from the US to Ireland opt to relax in the Delta Sky Club before they take off.
  • Travelers who plan to go on vacation in Ireland from the US with their kids should consider flying aboard Norwegian Air International from New York Stewart Airport (SWF). This airline serves direct flights from SWF Airport to Dublin Airport (DUB). Use of direct airlines will ensure that you take the shortest time possible from the US to Ireland, which reduces the likelihood of your kids getting weary before reaching their destination.
  • Consider the idea of staying close to DUB Airport if your aircraft from the US is slated to land in Ireland at night. When travelers arrive at DUB late at night, one of the nicest and closest locations to stay is The Maldron Hotel Dublin Airport. Being one of the nearest hotels to DUB, this hotel is just 1.1 kilometers away and is easily accessible by foot for travelers.
  • The majority of travelers who want to take the shortest time possible from the USA to Ireland should consider departing from either New York Stewart Airport (SWF) or Philadelphia International Airport (PHL). These are the major airports in the US that serve as hubs for airlines offering direct flights to Ireland.

Everything you need to know for your flight to Ireland