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Cheap flights from Ireland to the United States from £208

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LAX
18 kesä — 25 kesä1
1 adult

Cheap flight deals from Ireland to USA

Keep the following information in mind while searching for Ireland to USA flight deals. Data was last updated 13 kesäkuu 2025.

Round-trip from

£273

One-way from

£208

Popular in

July

Cheapest in

February

Average price

£457

Good round-trip deal

£355 or less

Good one-way deal

£330 or less
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 8/10-25/10
  • 2 total stops
  • 29h 55m total
  • Ireland to USA
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15/10
  • 15/10
  • 1 total stop
  • 18h 20m total
  • Ireland to USA
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£53 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals
Price to beat on a round-trip flight from Ireland to USA.
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Price to beat on a one-way flight from Ireland to USA.
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Find flight deals from Ireland to USA

Cheapest flights from Ireland to USA
Explore the most affordable flight options available from Ireland to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 kesäkuu 2025.

ke 8/1010:45DUB - MIA
1 stop16h 05mTAP AIR PORTUGAL
pe 24/1000:25MIA - DUB
1 stop18h 40mTAP AIR PORTUGAL
Deal found 12/6£273
ke 29/1011:30DUB - ATL
2 stops34h 55mScandinavian Airlines
su 9/1120:00ATL - DUB
1 stop17h 20mScandinavian Airlines
Deal found 11/6£289
ti 25/1111:30DUB - MIA
2 stops35h 20mScandinavian Airlines
ti 2/1219:40MIA - DUB
1 stop17h 40mScandinavian Airlines
Deal found 11/6£315
ti 9/905:55DUB - BOS
2 stops15h 04mMultiple Airlines
ti 16/914:40BOS - DUB
2 stops12h 35mMultiple Airlines
Deal found 11/6£318
ti 9/915:00DUB - BOS
Nonstop7h 10mAir France
ti 16/923:35BOS - DUB
Nonstop6h 10mAir France
Deal found 11/6£321
su 5/1012:00DUB - BOS
Nonstop7h 15mDelta
su 12/1023:40BOS - DUB
Nonstop6h 05mDelta
Deal found 12/6£324
su 5/1009:20DUB - BOS
1 stop10h 49mUnited Airlines
ma 13/1021:05BOS - DUB
1 stop9h 05mUnited Airlines
Deal found 12/6£327
ti 17/610:40DUB - BOS
Nonstop7h 11mJetBlue
su 22/621:50BOS - DUB
Nonstop6h 10mJetBlue
Deal found 12/6£328
la 30/820:05DUB - EWR
2 stops22h 10mScandinavian Airlines
la 6/918:50EWR - DUB
1 stop11h 40mScandinavian Airlines
Deal found 12/6£330
ke 20/809:20DUB - EWR
Nonstop7h 10mMultiple Airlines
ke 15/1023:25EWR - DUB
Nonstop6h 45mMultiple Airlines
Deal found 12/6£332
to 6/1105:00DUB - EWR
1 stop16h 00mLufthansa
ma 10/1119:15EWR - DUB
Nonstop6h 45mLufthansa
Deal found 12/6£333
la 4/1012:30DUB - BOS
1 stop11h 26mLufthansa
la 11/1014:36BOS - DUB
2 stops26h 39mLufthansa
Deal found 12/6£333

Cheapflights Fare Finder

Customise your flight search to find flights from Ireland to USA 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, Cheapflights users made 858,174 searches. Data last updated 13 kesäkuu 2025.
Use the filters below to find and compare flights from Ireland to the United States that are best for you.

Fly from

Ireland

Fly to

USA

Route

Depart

Return

Price

DublinMiami

DUB - MIA

DUBMIA

Dublin

ke 8/10

10:45-21:50

1 stop16h 05m

Miami

la 25/10

16:30-11:20

1 stop13h 50m

£273

DublinAtlanta

DUB - ATL

DUBATL

Dublin

ke 29/10

11:30-18:25

2 stops34h 55m

Atlanta Hartsfield-Jackson

su 9/11

20:00-18:20

1 stop17h 20m

£289

DublinMiami

DUB - MIA

DUBMIA

Dublin

ti 25/11

11:30-17:50

2 stops35h 20m

Miami

ti 2/12

19:40-18:20

1 stop17h 40m

£315

DublinBoston

DUB - BOS

DUBBOS

Dublin

ti 9/9

05:55-15:59

2 stops15h 04m

Boston Logan Intl

ti 16/9

14:40-08:15

2 stops12h 35m

£318

DublinBoston

DUB - BOS

DUBBOS

Dublin

ma 1/9

09:20-21:56

1 stop17h 36m

Boston Logan Intl

pe 19/9

12:15-07:45

2 stops14h 30m

£319

DublinBoston

DUB - BOS

DUBBOS

Dublin

su 28/9

12:15-18:50

1 stop11h 35m

Boston Logan Intl

su 26/10

23:35-10:15

1 stop30h 40m

£320

DublinBoston

DUB - BOS

DUBBOS

Dublin

ti 9/9

15:00-17:10

Nonstop7h 10m

Boston Logan Intl

ti 16/9

23:35-10:45

Nonstop6h 10m

£321

DublinBoston

DUB - BOS

DUBBOS

Dublin

pe 7/11

05:55-19:05

1 stop18h 10m

Boston Logan Intl

ke 12/11

18:45-15:40

1 stop15h 55m

£323

DublinBoston

DUB - BOS

DUBBOS

Dublin

la 30/8

09:30-12:11

1 stop31h 41m

Boston Logan Intl

pe 19/9

19:40-16:20

1 stop15h 40m

£324

DublinNewark

DUB - EWR

DUBEWR

Dublin

ke 20/8

09:20-11:30

Nonstop7h 10m

Newark

ke 15/10

23:25-11:10

Nonstop6h 45m

£332

Flights are sorted by cheapest return flights first.

Deals found on 12/6

Showing 1-10 of 60 results
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Best time to book a flight from Ireland to USA

Have a flexible travel schedule? Discover the best time to fly to USA from Ireland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ireland to the United States

What is the cheapest month to book a flight from Ireland to USA?

Currently, January is the cheapest month in which you can book a flight from Ireland to USA (average of £575). Flying from Ireland to USA in July is currently the most expensive (average of £811). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IE to US?

Find hourly flight availability from Ireland to USA. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 kesäkuu 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ireland to USA as you normally would.

Weekly flight availability from Ireland to USA

Explore weekly flight availability from Ireland to USA. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 13 kesäkuu 2025.

The most flights from IE0 to US0 are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in USA by month

Plan your trip to USA by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in USA ranges from 71.0 - 114.0 inches per month. July is typically the wettest month, when rainfall can reach 114.0 mm. February is typically the driest time to visit USA when rainfall is around 71.0 mm.

Temperature in USA by month

Plan your trip to USA by taking into account the average temperature totals by month.

If weather is an important factor for your trip to USA, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

Reviews of airlines servicing USA

Get insights into the airlines that provide service to USA. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to USA. Reviews last updated 13 kesäkuu 2025.
Get a feel of what it's like to fly with Aegean Airlines, Delta and KLM from Ireland to USA by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.2
Very Good
759 reviews
Check prices

Entertainment

7.0

Overall

8.2

Boarding

7.8

Food

7.4

Crew

8.6

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Aegean Airlines
8.2
Very Good
759 reviews
Aegean Airlines
8.2
Very Good
759 reviews
Check prices

Entertainment

7.0

Overall

8.2

Boarding

7.8

Food

7.4

Crew

8.6

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Delta
8.0
Very Good
7,946 reviews
Aegean Airlines
8.2
Very Good
759 reviews
Check prices

Entertainment

7.0

Overall

8.2

Boarding

7.8

Food

7.4

Crew

8.6

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
KLM
7.8
Good
1,358 reviews
Aegean Airlines
8.2
Very Good
759 reviews
Check prices

Entertainment

7.0

Overall

8.2

Boarding

7.8

Food

7.4

Crew

8.6

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Air Transat
7.8
Good
396 reviews
Aegean Airlines
8.2
Very Good
759 reviews
Check prices

Entertainment

7.0

Overall

8.2

Boarding

7.8

Food

7.4

Crew

8.6

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Austrian Airlines
7.6
Good
802 reviews
Aegean Airlines
8.2
Very Good
759 reviews
Check prices

Entertainment

7.0

Overall

8.2

Boarding

7.8

Food

7.4

Crew

8.6

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Related info for your journey

Find useful and relevant information for your journey from Ireland to USA. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Ireland to USA flight route?

    Within the past month, 370 users have taken a look at flights from Ireland to United States.

  • What are the cheapest airlines to fly from Ireland to USA one-way?

    The cheapet airlines for a one-way flight from Ireland to USA are WestJet (£299), Icelandair (£305), and TAP AIR PORTUGAL (£324).

  • Can I find deals for flights from Ireland to USA that include hotel bookings?

    Yes. In addition to deals on Ireland to USA flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ireland to USA?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to USA.

  • Can I find deals for business class flights from Ireland to USA?

    Yes. Cheapflights offers flight deals from Ireland to USA by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ireland to USA?

    Currently, January is the cheapest month in which you can book a flight from Ireland to USA (average of £575). Flying from Ireland to USA in July is currently the most expensive (average of £811). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ireland to USA

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Ireland to USA

Discover the top 10 airlines that operate flights from Ireland to USA. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 13 kesäkuu 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest£194Average£342FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
PLAYCheapest£206Average£271FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
IcelandairCheapest£252Average£429FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
JetBlueCheapest£264Average£538FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
British AirwaysCheapest£264Average£464FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£281Average£483FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£292Average£501FlexibilityNo cancel feeOn-time77%
Search Air France flights
Aer LingusCheapest£293Average£508FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
TAP AIR PORTUGALCheapest£299Average£475FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
LufthansaCheapest£315Average£483FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to USA?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ireland to USA. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ireland to USA?

Cheapflights helps you find that perfect flight to USA from Ireland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ireland to USA with no change fees?

Yes, we can. To see specific flights from Ireland to USA with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ireland to USA become cheaper?

Yes, Cheapflights offers price alerts on Ireland to USA flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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