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Cheap flights from Ireland to Buenos Aires from £674

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — BUE
13 Aug — 20 Aug1
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 14 July 2026.

Fri 18/911:45
DUB
-
EZE
2 stops24h 45m
American Airlines
Sun 27/922:15
EZE
-
DUB
2 stops28h 15m
American Airlines
Deal found 10/7£674
Mon 7/911:45
DUB
-
EZE
2 stops25h 00m
American Airlines
Sun 20/922:15
EZE
-
DUB
2 stops28h 15m
American Airlines
Deal found 11/7£684
Thu 3/905:55
DUB
-
EZE
2 stops19h 55m
Multiple Airlines
Thu 17/923:55
EZE
-
DUB
1 stop18h 45m
Multiple Airlines
Deal found 9/7£736
Thu 3/911:00
DUB
-
EZE
1 stop26h 45m
Delta
Thu 17/920:10
EZE
-
DUB
2 stops33h 50m
Delta
Deal found 13/7£750
Wed 2/912:00
DUB
-
EZE
2 stops25h 45m
Delta
Fri 2/1020:10
EZE
-
DUB
2 stops33h 50m
Delta
Deal found 12/7£751
Fri 4/911:00
DUB
-
EZE
1 stop26h 45m
Delta
Thu 17/920:10
EZE
-
DUB
2 stops33h 05m
Delta
Deal found 10/7£751
Tue 22/913:15
DUB
-
EZE
2 stops24h 30m
Delta
Wed 30/920:10
EZE
-
DUB
1 stop32h 35m
Delta
Deal found 10/7£752
Fri 4/905:55
DUB
-
EZE
1 stop19h 55m
Air France
Thu 17/923:55
EZE
-
DUB
1 stop18h 45m
Air France
Deal found 10/7£759
Mon 7/915:55
DUB
-
EZE
2 stops22h 50m
Multiple Airlines
Wed 23/913:00
EZE
-
DUB
1 stop16h 05m
Multiple Airlines
Deal found 11/7£773
Thu 17/905:55
DUB
-
EZE
2 stops31h 50m
Delta
Wed 30/920:10
EZE
-
DUB
2 stops34h 35m
Delta
Deal found 12/7£774
Fri 18/908:55
DUB
-
EZE
2 stops28h 50m
Delta
Tue 13/1020:10
EZE
-
DUB
2 stops31h 45m
Delta
Deal found 10/7£775
Sun 20/918:00
DUB
-
AEP
2 stops20h 30m
Multiple Airlines
Tue 29/910:35
AEP
-
DUB
2 stops19h 40m
Multiple Airlines
Deal found 10/7£816

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 14 July 2026.

Round-trip from

£674

Popular in

December

Cheapest in

June

Average price

£905
American Airlines
  • American Airlines
  • 22/9-28/9
  • 4 total stops
  • 55h 15m total
  • Ireland to Buenos Aires
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£69 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£34 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 14 July 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

Thu 3/9

05:55-21:50

2 stops19h 55m

Buenos Aires Ministro Pistarini

Thu 17/9

23:55-22:40

1 stop18h 45m

£736

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Sun 23/8

10:00-09:45

2 stops27h 45m

Buenos Aires Ministro Pistarini

Sun 30/8

20:10-10:00

2 stops33h 50m

£750

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Thu 3/9

13:15-09:45

2 stops24h 30m

Buenos Aires Ministro Pistarini

Thu 17/9

20:10-10:00

2 stops33h 50m

£750

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Fri 4/9

11:00-09:45

1 stop26h 45m

Buenos Aires Ministro Pistarini

Thu 17/9

20:10-09:15

2 stops33h 05m

£751

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Sun 20/9

15:00-09:45

2 stops22h 45m

Buenos Aires Ministro Pistarini

Tue 29/9

20:10-07:55

2 stops31h 45m

£751

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Mon 7/9

15:55-10:45

2 stops22h 50m

Buenos Aires Ministro Pistarini

Wed 23/9

13:00-09:05

1 stop16h 05m

£773

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Wed 23/9

11:00-09:45

1 stop26h 45m

Buenos Aires Ministro Pistarini

Wed 14/10

20:10-08:45

1 stop32h 35m

£786

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Tue 22/9

11:00-09:45

1 stop26h 45m

Buenos Aires Ministro Pistarini

Wed 14/10

20:10-08:45

1 stop32h 35m

£786

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Thu 3/9

17:30-10:45

2 stops21h 15m

Buenos Aires Ministro Pistarini

Thu 17/9

12:25-07:40

2 stops39h 15m

£794

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Sat 19/9

08:55-09:45

2 stops28h 50m

Buenos Aires Ministro Pistarini

Fri 2/10

20:10-10:45

2 stops34h 35m

£820

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Showing 1-10 of 23 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 £427). Flying from Ireland to Buenos Aires in July is currently the most expensive (average of £773). 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 71 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 21h 20m. Fly via Delta, British Airways, or TAP AIR PORTUGAL to get the fastest option. Ireland and Buenos Aires are separated by a distance of 6828 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 £427). Flying from Ireland to Buenos Aires in July is currently the most expensive (average of £773). 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 14 July 2026.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest£853Average£1,080FlexibilityNo 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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