Cheap flights from Ireland to the United States from £186
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to the United States departing on 6/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Return
1 adult
Economy
0 bags
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Recent return flight deals from Ireland to the United States
KAYAK's recommended return flight deals from the most popular airlines that fly from Ireland to the United States.
Recent one-way flight deals from Ireland to the United States
Flying one-way? These are some of the best deals recently discovered on momondo for flights from Ireland to the United States.
Recent last minute flight deals from Ireland to the United States
Planning a quick getaway from Ireland to the United States? These are the last-minute flight deals available now.
Recent direct flight deals from Ireland to the United States
If you prefer a non-stop journey, check out our latest direct flight deals to the United States, so you can enjoy a seamless trip without stopovers.
SWISS flights from Ireland to United States
Our best SWISS deals on Ireland to United States flight tickets
Scandinavian Airlines flights from Ireland to United States
Our best Scandinavian Airlines deals on Ireland to United States flight tickets
Scandinavian Airlines![Scandinavian Airlines]()
22 May![Scandinavian Airlines]()
29 May
DUB19:05Dublin
27h 05m
1 stop
ORD16:10Chicago O'Hare Intl
ORD19:15Chicago O'Hare Intl
17h 00m
1 stop
DUB18:15Dublin
Scandinavian Airlines![Scandinavian Airlines]()
20 Sept![Scandinavian Airlines]()
4 Oct
DUB20:05Dublin
26h 05m
2 stops
ORD16:10Chicago O'Hare Intl
ORD19:15Chicago O'Hare Intl
17h 10m
2 stops
DUB18:25Dublin
See travel insights to the United States from
How to get the cheapest flight ticket from Ireland to United States
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
Prices
Airlines
Other information
What is the cheapest month to fly to United States?
The month of February is, on average, the cheapest month to fly to United States from Ireland, with most prices found around £355. If you are unable to visit United States during the month of February, then departing from Ireland during the month January is also very affordable. Most momondo users find prices during this month for around £365.
What is the cheapest day to depart on your flight to United States?
According to our data, Wednesday is the cheapest day to fly to United States from Ireland. The lowest ticket price found for a Wednesday departure recently was £456. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to United States for around £544.
What is the cheapest time of day to depart on your flight to United States?
Our most recent data shows that the best time of day to fly to United States is in the evening. Flights from Ireland to United States during this time can be as low as £370. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £497 on average. Flights to United States from Ireland in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.
What is the cheapest Ireland to United States flight route?
Fly from Dublin to Boston Logan Intl for the best Ireland - United States flight prices
How far in advance should I book a flight to United States?
You are more likely to see cheaper flights to United States from Ireland when booking 23 weeks ahead of your departure date. In general, you can expect to find flights to United States for around £444 when searching 23 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Ireland for as low as £393 on momondo.
What cabin class options are available on Ireland to United States flights?
There are 3 cabin classes available to choose from on Ireland to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Ireland to United States?
WestJet, Icelandair, and TAP AIR PORTUGAL are the most popular carriers operating from Ireland to United States
Which airlines fly to United States?
Aer Lingus, British Airways and KLM are the top three most popular airlines that fly to United States from Ireland according to our data. Aer Lingus is the first choice among our users, with 56% of people opting to fly with this airline when travelling to United States. Keep in mind that there are 16 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.
How many flights depart from Ireland to United States on average per day?
As of April 2025, 31 flights take off from Ireland and land in United States each day. The most common flight departure time for this route is 13:00, with 71% of daily flights taking off in the afternoon.
How many flights depart from Ireland to United States on average per week?
As of April 2025, there are 223 flights per week flying from Ireland to United States. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.
Cheap Ireland to United States flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ireland to United States
Best price found | £186 |
|---|---|
Fastest flight time | 7h 00m |
Direct flights | Every day |
Airports in United States | 8 airports |
When did momondo last update prices for flights from Ireland to United States?
Prices for flights from Ireland to United States refresh daily.
How many operators does momondo search for flights from Ireland to United States?
As of April 2025, there are 16 operators available to choose from for flights from Ireland to United States.
How old do you have to be to fly from Ireland to United States?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to United States.
What documentation or ID do you need to fly to United States?
The travel and health documents required for your trip to United States can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United States. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Ireland to United States?
momondo data reveals that the most frequently booked plane model on the route from Ireland to United States is Boeing 777, representing 16.53% of all bookings. The subsequent popular models are Boeing 767-300 (winglets) at 15.11%, Airbus A330-300 at 13.99%, and Airbus A330 at 9.54%.
Best airlines flying from Ireland to United States
Compare and see reviews for airlines that fly from Ireland to United States with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £204 | Free Cancellation | Rating 7.3 1,328 reviews | |||
| PriceFrom £216 | Free Cancellation | Rating 6.9 97 reviews | |||
| PriceFrom £265 | Free Cancellation | Rating 7.0 476 reviews | |||
| PriceFrom £278 | Free Cancellation | Rating 6.6 6,715 reviews | |||
| PriceFrom £284 | Free Cancellation | Rating 7.3 2,924 reviews | |||
| PriceFrom £292 | Free Cancellation | Rating 7.8 1,323 reviews | |||
| PriceFrom £307 | Free Cancellation | Rating 7.4 1,427 reviews | |||
| PriceFrom £313 | Free Cancellation | Rating 7.0 1,060 reviews | |||
| PriceFrom £314 | Free Cancellation | Rating 7.1 1,833 reviews | |||
| PriceFrom £333 | Free Cancellation | Rating 6.7 6,963 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Ireland to United States?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ireland to United States. momondo saves you time and could save you money on your trip.
Can I find flights from Ireland to United States with flexible booking policies on momondo?
All flight searches from Ireland to United States on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Ireland to United States?
Once all potential Ireland to United States flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Ireland to United States right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Ireland to United States flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.
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