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Cheap flights from Ireland to Buenos Aires from £424

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — BUE
21 Jun — 28 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Buenos Aires

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Buenos Aires
Explore the most affordable flight options available from Ireland to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 May 2026.

Wed 3/613:25
DUB
-
EZE
1 stop20h 25m
Multiple Airlines
Wed 17/623:55
EZE
-
DUB
1 stop18h 45m
Multiple Airlines
Deal found 18/5£720
Mon 25/505:55
DUB
-
EZE
2 stops20h 10m
KLM
Sun 7/615:05
EZE
-
DUB
1 stop37h 15m
KLM
Deal found 18/5£748
Thu 3/915:00
DUB
-
EZE
2 stops22h 45m
Delta
Sun 13/920:10
EZE
-
DUB
2 stops33h 05m
Delta
Deal found 21/5£757
Sat 23/510:00
DUB
-
EZE
2 stops27h 45m
Delta
Sat 6/620:10
EZE
-
DUB
2 stops34h 35m
Delta
Deal found 21/5£758
Tue 30/606:20
DUB
-
EZE
1 stop29h 20m
Iberia
Tue 4/817:50
EZE
-
DUB
1 stop19h 50m
Iberia
Deal found 21/5£783
Sun 24/511:00
DUB
-
EZE
1 stop26h 45m
Delta
Tue 9/620:10
EZE
-
DUB
1 stop32h 35m
Delta
Deal found 17/5£801
Wed 2/1204:25
DUB
-
EZE
3 stops35h 35m
Multiple Airlines
Sun 13/1214:00
EZE
-
DUB
2 stops23h 10m
Multiple Airlines
Deal found 17/5£826
Mon 25/511:00
DUB
-
EZE
1 stop26h 45m
Delta
Sun 7/620:10
EZE
-
DUB
1 stop32h 35m
Delta
Deal found 18/5£836
Thu 15/1011:35
DUB
-
EZE
2 stops24h 25m
United Airlines
Thu 22/1021:00
EZE
-
DUB
2 stops30h 30m
United Airlines
Deal found 19/5£838
Wed 4/1104:25
DUB
-
EZE
3 stops35h 35m
Multiple Airlines
Mon 30/1107:20
EZE
-
DUB
2 stops29h 50m
Multiple Airlines
Deal found 22/5£853
Sun 1/1116:30
DUB
-
AEP
2 stops38h 35m
Multiple Airlines
Mon 30/1111:50
AEP
-
DUB
2 stops24h 40m
Multiple Airlines
Deal found 18/5£882
Mon 8/615:15
DUB
-
AEP
2 stops23h 15m
British Airways
Tue 23/610:35
AEP
-
DUB
2 stops19h 40m
British Airways
Deal found 19/5£1,016

Find flight deals from Ireland to Buenos Aires

Keep the following information in mind while searching for Ireland to Buenos Aires flight deals. Data was last updated 22 May 2026.

Round-trip from

£720

One-way from

£424

Popular in

December

Cheapest in

May

Average price

£830
Air France
  • Air France
  • 3/6-17/6
  • 2 total stops
  • 39h 10m total
  • Ireland to Buenos Aires
Search Deals
United Airlines
  • United Airlines
  • 15/9
  • 2 total stops
  • 46h 25m total
  • Ireland to Buenos Aires
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£35 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£30 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ireland to Buenos Aires 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 22 May 2026.
Use the filters below to find and compare flights from Ireland to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Wed 3/6

13:25-05:50

1 stop20h 25m

Buenos Aires Ministro Pistarini

Wed 17/6

23:55-22:40

1 stop18h 45m

£720

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Thu 3/9

11:00-09:45

1 stop26h 45m

Buenos Aires Ministro Pistarini

Sun 13/9

20:10-09:15

2 stops33h 05m

£757

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Tue 16/6

09:40-10:45

2 stops29h 05m

Buenos Aires Ministro Pistarini

Tue 23/6

12:25-12:05

2 stops19h 40m

£862

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Wed 17/6

11:10-10:45

2 stops27h 35m

Buenos Aires Ministro Pistarini

Tue 23/6

12:25-12:05

2 stops19h 40m

£862

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Sat 13/6

09:45-10:45

2 stops29h 00m

Buenos Aires Ministro Pistarini

Wed 24/6

12:25-12:05

2 stops19h 40m

£862

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Sat 13/6

07:30-10:45

2 stops31h 15m

Buenos Aires Ministro Pistarini

Tue 23/6

12:25-12:05

2 stops19h 40m

£862

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Wed 17/6

13:30-10:45

2 stops25h 15m

Buenos Aires Ministro Pistarini

Thu 25/6

12:25-17:55

2 stops25h 30m

£867

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Fri 9/10

12:30-08:00

2 stops47h 30m

Buenos Aires Ministro Pistarini

Tue 13/10

21:00-09:45

2 stops32h 45m

£879

DublinBuenos Aires

DUB - AEP

DUBAEP

Dublin

Sun 1/11

16:30-04:05

2 stops38h 35m

Buenos Aires Jorge Newbery

Mon 30/11

11:50-15:30

2 stops24h 40m

£882

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Thu 4/6

10:00-09:45

2 stops27h 45m

Buenos Aires Ministro Pistarini

Thu 11/6

20:10-08:20

2 stops32h 10m

£926

Flights are sorted by cheapest return flights first.

Deals found on 21/5

Showing 1-10 of 27 resultsSorted by cheapest first
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Best time to book a flight from Ireland to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires 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 Buenos Aires

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

Currently, October is the cheapest month in which you can book a flight from Ireland to Buenos Aires (average of £425). Flying from Ireland to Buenos Aires in July is currently the most expensive (average of £770). 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.

How far ahead should I book a flight from Ireland to Buenos Aires?

Booking 75 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ireland to Buenos Aires. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

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

  • How long is the flight from Ireland to Buenos Aires?

    There are many flights that can get you from Ireland to Buenos Aires in 26h 45m. Fly via Delta or British Airways to get the fastest option. Ireland and Buenos Aires are separated by a distance of 6847 mi. Both multi-stop and direct flights can be found to your destination and back.

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

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

  • How can I find direct flights from Ireland to Buenos Aires?

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

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

    Yes. Cheapflights offers flight deals from Ireland to Buenos Aires 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 Buenos Aires?

    Currently, October is the cheapest month in which you can book a flight from Ireland to Buenos Aires (average of £425). Flying from Ireland to Buenos Aires in July is currently the most expensive (average of £770). 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.

Top airline flying from Ireland to Buenos Aires

Discover the top airline that operate flights from Ireland to Buenos Aires. 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 22 May 2026.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest£850Average£998FlexibilityNo cancel feeOn-time77%
Search Iberia flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Ireland to Buenos Aires?

When you search for this flight from Ireland to Buenos Aires, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights helps you find that perfect flight to Buenos Aires 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 Buenos Aires with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ireland to Buenos Aires flexibly with Cheapflights today.

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

Not ready to book yet? You can track prices for flights from Ireland to Buenos Aires on Cheapflights with our Price Alert feature and get notified when better prices are available.

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