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Cheap flights from the United States to Ireland from $157

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Ireland departing on 10/3. 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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0 bags

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Find the cheapest flights from the United States to Ireland

Recent round-trip flight deals from the United States to Ireland

Air Canada Logo
7:45 am - 8:15 amEWR-DUB
19h 30m1 stop
Air Canada Logo
9:20 am - 11:21 pmDUB-EWR
19h 01m1 stop
$297Air Canada
Find Deal
jue., sep. 4 - mié., sep. 10
PLAY Logo
7:15 pm - 10:10 amBOS-DUB
9h 55m1 stop
PLAY Logo
11:35 am - 5:50 pmDUB-BOS
11h 15m1 stop
$311PLAY
Find Deal
mié., sep. 3 - mié., sep. 10
United Airlines Logo
4:50 pm - 7:10 amJFK-DUB
9h 20m1 stop
United Airlines Logo
9:00 am - 4:14 pmDUB-JFK
12h 14m1 stop
$326United Airlines
Find Deal
vie., nov. 14 - dom., nov. 16
Aer Lingus Logo
6:45 pm - 5:15 amEWR-DUB
6h 30mnonstop
Aer Lingus Logo
1:15 pm - 4:15 pmDUB-EWR
8h 00mnonstop
$328Aer Lingus
Find Deal
mar., oct. 28 - dom., nov. 2
United Airlines Logo
5:50 am - 7:45 amBOS-DUB
20h 55m1 stop
United Airlines Logo
9:20 am - 2:12 pmDUB-BOS
33h 52m2 stops
$328United Airlines
Find Deal
dom., ago. 17 - mar., ago. 26
Aer Lingus Logo
10:10 pm - 8:40 amJFK-DUB
6h 30mnonstop
Aer Lingus Logo
11:15 am - 1:55 pmDUB-JFK
7h 40mnonstop
$329Aer Lingus
Find Deal
mar., oct. 28 - dom., nov. 2
Delta Logo
9:15 pm - 8:45 amJFK-DUB
6h 30mnonstop
Delta Logo
10:45 am - 1:20 pmDUB-JFK
7h 35mnonstop
$347Delta
Find Deal
mié., dic. 3 - jue., dic. 11
Delta Logo
9:20 pm - 8:45 amJFK-DUB
6h 25mnonstop
Delta Logo
10:45 am - 1:20 pmDUB-JFK
7h 35mnonstop
$349Delta
Find Deal
jue., nov. 6 - dom., nov. 16
American Airlines Logo
6:00 am - 8:40 amMSP-DUB
20h 40m1 stop
American Airlines Logo
11:30 am - 12:29 pmDUB-MSP
30h 59m1 stop
$409American Airlines
Find Deal
mar., dic. 2 - mié., dic. 10
American Airlines Logo
7:48 pm - 11:40 amMSP-DUB
9h 52m1 stop
American Airlines Logo
12:40 pm - 11:47 pmDUB-MSP
17h 07m1 stop
$419American Airlines
Find Deal
lun., ago. 11 - mar., ago. 19

Air France flights from United States to Ireland

Our best Air France deals on United States to Ireland flight tickets
Air France
Sep 4
JFK9:30 pmNew York John F Kennedy Intl
6h 45m
DUB9:15 amDublin
Sep 11
DUB1:15 pmDublin
7h 40m
JFK3:55 pmNew York John F Kennedy Intl
$376
Find similar
Air France
Aug 6
BOS11:40 pmBoston Logan Intl
6h 05m
DUB10:45 amDublin
Aug 21
DUB3:00 pmDublin
7h 20m
BOS5:20 pmBoston Logan Intl
$410
Find similar
Air France
Aug 10
MSP6:25 pmMinneapolis St Paul
7h 30m
DUB7:55 amDublin
Aug 20
DUB6:00 amDublin
13h 10m
1 stop
MSP1:10 pmMinneapolis St Paul
$421
Find similar

Air Canada flights from United States to Ireland

Our best Air Canada deals on United States to Ireland flight tickets
Air Canada
Sep 4
EWR7:45 amNewark
19h 30m
1 stop
DUB8:15 amDublin
Sep 10
DUB9:20 amDublin
19h 01m
1 stop
EWR11:21 pmNewark
$297
Find similar
Air Canada
Oct 30
BOS10:45 amBoston Logan Intl
15h 25m
1 stop
DUB6:10 amDublin
Nov 5
DUB9:00 amDublin
18h 37m
1 stop
BOS10:37 pmBoston Logan Intl
$320
Find similar
Air Canada
Oct 23
JFK3:55 pmNew York John F Kennedy Intl
11h 20m
1 stop
DUB8:15 amDublin
Nov 1
DUB8:00 amDublin
12h 14m
1 stop
JFK4:14 pmNew York John F Kennedy Intl
$322
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from United States to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated julio 31, 2025.
Use the filters below to find and compare flights from the United States to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

NewarkDublin

EWR - DUB

EWRDUB

Newark

jue. 9/4

7:45 am-8:15 am

1 stop19h 30m

Dublin

mié. 9/10

9:20 am-11:21 pm

1 stop19h 01m

$297

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

mié. 9/3

7:15 pm-10:10 am

1 stop9h 55m

Dublin

mié. 9/10

11:35 am-5:50 pm

1 stop11h 15m

$311

New YorkDublin

JFK - DUB

JFKDUB

New York John F Kennedy Intl

vie. 11/14

4:50 pm-7:10 am

1 stop9h 20m

Dublin

dom. 11/16

9:00 am-4:14 pm

1 stop12h 14m

$326

NewarkDublin

EWR - DUB

EWRDUB

Newark

mar. 10/28

6:45 pm-5:15 am

Nonstop6h 30m

Dublin

dom. 11/2

1:15 pm-4:15 pm

Nonstop8h 00m

$328

BostonDublin

BOS - DUB

BOSDUB

Boston Logan Intl

dom. 8/17

5:50 am-7:45 am

1 stop20h 55m

Dublin

mar. 8/26

9:20 am-2:12 pm

2 stops33h 52m

$328

New YorkDublin

JFK - DUB

JFKDUB

New York John F Kennedy Intl

mar. 10/28

10:10 pm-8:40 am

Nonstop6h 30m

Dublin

dom. 11/2

11:15 am-1:55 pm

Nonstop7h 40m

$329

New YorkDublin

JFK - DUB

JFKDUB

New York John F Kennedy Intl

mié. 12/3

9:15 pm-8:45 am

Nonstop6h 30m

Dublin

jue. 12/11

10:45 am-1:20 pm

Nonstop7h 35m

$347

New YorkDublin

JFK - DUB

JFKDUB

New York John F Kennedy Intl

jue. 11/6

9:20 pm-8:45 am

Nonstop6h 25m

Dublin

dom. 11/16

10:45 am-1:20 pm

Nonstop7h 35m

$349

MinneapolisDublin

MSP - DUB

MSPDUB

Minneapolis St Paul

mar. 12/2

6:00 am-8:40 am

1 stop20h 40m

Dublin

mié. 12/10

11:30 am-12:29 pm

1 stop30h 59m

$409

MinneapolisDublin

MSP - DUB

MSPDUB

Minneapolis St Paul

lun. 8/11

7:48 pm-11:40 am

1 stop9h 52m

Dublin

mar. 8/19

12:40 pm-11:47 pm

1 stop17h 07m

$419

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ireland from

How to get the cheapest flight ticket from United States 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?

In general, January is the cheapest month to fly from United States to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $474. If you aren’t able to travel to Ireland during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $492.

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 Wednesday when prices can be found for as low as $730. This is often the case because there is less demand to fly during this day of the week. Flights from United States to Ireland on a Saturday will generally be more expensive and average around $851. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ireland?

According to our data, the cheapest time of day to fly to Ireland is in the afternoon. momondo users have found flights departing from United States to Ireland in the afternoon for as low as $666. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Ireland is in the morning when prices are around $849.

What is the cheapest United States to Ireland flight route?

Fly from Newark to Shannon for the best United States - 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 United States when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around $610 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from United States for as low as $550 on momondo.

What cabin class options are available on United States to Ireland flights?

There are 4 cabin classes available to choose from on United States to Ireland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on United States to Ireland flights?

You could potentially save up to 38% on your flight if you consider stops on a United States to Ireland flight.

Cheap United States to Ireland flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Ireland

Best Price Found

$157

Fastest flight time

5h 55m

Direct flights

Every day

Airports in Ireland

1 airport
The best one-way flight to Ireland from United States in the past 72 hours is $157. The best round-trip flight deal from United States to Ireland found on momondo in the last 72 hours is $297.
The fastest flight from United States to Ireland takes 5h 55m
Direct flights go from United States to Ireland every day.
There is 1 airport near Ireland: Dublin (DUB)
Search flight deals

  • When did momondo last update prices for flights from United States to Ireland?

    Prices for flights from United States to Ireland refresh daily.

  • How many operators does momondo search for flights from United States to Ireland?

  • How old do you have to be to fly from United States 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 layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The travel and health documents required for your trip to Ireland 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 Ireland. 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 United States to Ireland?

Best airlines flying from United States to Ireland

Compare and see reviews for airlines that fly from United States to Ireland with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $88Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
SWISSPriceFrom $204Free CancellationRating
7.5
1,686 reviews
Search SWISS flights
DeltaPriceFrom $244Free CancellationRating
8.0
7,981 reviews
Search Delta flights
PLAYPriceFrom $282Free CancellationRating
7.0
102 reviews
Search PLAY flights
Scandinavian AirlinesPriceFrom $312Free CancellationRating
7.3
1,457 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom $344Free CancellationRating
7.0
520 reviews
Search Icelandair flights
TAP AIR PORTUGALPriceFrom $352Free CancellationRating
7.1
1,933 reviews
Search TAP AIR PORTUGAL flights
IberiaPriceFrom $352Free CancellationRating
7.0
2,859 reviews
Search Iberia flights
KLMPriceFrom $362Free CancellationRating
7.8
1,383 reviews
Search KLM flights
United AirlinesPriceFrom $363Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from United States to Ireland?

It is quick and easy to find United States to Ireland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ireland that suits you.

Can I find flights from United States to Ireland with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for United States to Ireland flights to just show those with flexible booking policies.

How can momondo help me find flights from United States to Ireland?

Once you have performed a search for United States 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 United States to Ireland right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of United States to Ireland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Ireland

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Popular flights according to clicks in the last 7 days on momondo
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