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Cheap flights from Ireland to Buenos Aires from £465

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 21/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — BUE
5 May — 12 May1
1 adult

Cheap 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 30 April 2025.

Round-trip from

£746

One-way from

£465

Popular in

October

Cheapest in

February

Average price

£845
Delta
  • Delta
  • 4/6-11/6
  • 4 total stops
  • 59h 30m total
  • Ireland to Buenos Aires
Search Deals
21/5
  • 21/5
  • 2 total stops
  • 39h 10m total
  • Ireland to Buenos Aires
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£33 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Ireland to Buenos Aires

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 30 April 2025.

Wed 4/610:00DUB - EZE
2 stops27h 45mDelta
Wed 11/620:10EZE - DUB
2 stops31h 45mDelta
Deal found 28/4£746
Fri 31/1011:50DUB - EZE
2 stops45h 30mUnited Airlines
Fri 14/1122:05EZE - DUB
2 stops57h 00mUnited Airlines
Deal found 29/4£752
Sun 8/605:55DUB - EZE
1 stop27h 35mMultiple Airlines
Tue 24/623:55EZE - DUB
1 stop28h 20mMultiple Airlines
Deal found 29/4£816
Thu 25/909:20DUB - EZE
3 stops57h 10mAir Canada
Thu 9/1016:35EZE - DUB
2 stops35h 40mAir Canada
Deal found 29/4£841
Thu 30/1016:30DUB - AEP
2 stops21h 20mMultiple Airlines
Fri 5/1211:50AEP - DUB
2 stops19h 25mMultiple Airlines
Deal found 29/4£900
Wed 4/605:55DUB - EZE
1 stop27h 35mKLM
Wed 11/614:25EZE - DUB
1 stop37h 55mKLM
Deal found 29/4£934
Fri 31/1013:35DUB - EZE
1 stop25h 15mBritish Airways
Fri 14/1113:35EZE - DUB
1 stop19h 25mBritish Airways
Deal found 29/4£950
Tue 16/905:55DUB - EZE
1 stop28h 30mLufthansa
Fri 26/916:40EZE - DUB
1 stop20h 15mLufthansa
Deal found 30/4£978
Thu 30/1014:05DUB - EZE
1 stop22h 05mAmerican Airlines
Fri 14/1122:30EZE - DUB
1 stop29h 45mAmerican Airlines
Deal found 29/4£1,056
Sun 8/608:40DUB - AEP
2 stops29h 50mSWISS
Tue 24/612:55AEP - DUB
2 stops24h 55mSWISS
Deal found 29/4£1,239
Sun 8/609:15DUB - EZE
2 stops19h 40mLATAM Airlines
Tue 24/612:58EZE - DUB
3 stops24h 42mLATAM Airlines
Deal found 29/4£1,840
Fri 24/1009:15DUB - EZE
1 stop35h 05mIberia
Fri 7/1114:20EZE - DUB
1 stop16h 55mIberia
Deal found 30/4£3,294

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 30 April 2025.
Use the filters below to find and compare flights from Ireland to Buenos Aires that are best for you.

Fly from

Ireland

Fly to

Buenos Aires

Route

Depart

Return

Price

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Wed 4/6

10:00-09:45

2 stops27h 45m

Buenos Aires Ministro Pistarini

Wed 11/6

20:10-07:55

2 stops31h 45m

£746

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Mon 15/9

12:30-08:00

2 stops47h 30m

Buenos Aires Ministro Pistarini

Thu 25/9

21:00-07:10

2 stops30h 10m

£756

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Sun 8/6

05:55-05:30

1 stop27h 35m

Buenos Aires Ministro Pistarini

Tue 24/6

23:55-08:15

1 stop28h 20m

£816

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Thu 25/9

09:20-14:30

3 stops57h 10m

Buenos Aires Ministro Pistarini

Thu 9/10

16:35-08:15

2 stops35h 40m

£841

DublinBuenos Aires

DUB - AEP

DUBAEP

Dublin

Wed 4/6

06:20-11:30

3 stops33h 10m

Buenos Aires Jorge Newbery

Wed 11/6

09:00-18:55

3 stops29h 55m

£915

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Wed 4/6

05:55-05:30

1 stop27h 35m

Buenos Aires Ministro Pistarini

Wed 11/6

14:25-08:20

1 stop37h 55m

£934

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Tue 16/9

05:55-06:25

1 stop28h 30m

Buenos Aires Ministro Pistarini

Fri 26/9

16:40-16:55

1 stop20h 15m

£978

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Mon 19/5

15:20-10:35

2 stops23h 15m

Buenos Aires Ministro Pistarini

Tue 3/6

12:15-17:05

2 stops24h 50m

£992

DublinBuenos Aires

DUB - AEP

DUBAEP

Dublin

Sun 8/6

08:40-10:30

2 stops29h 50m

Buenos Aires Jorge Newbery

Tue 24/6

12:55-17:50

2 stops24h 55m

£1,239

DublinBuenos Aires

DUB - EZE

DUBEZE

Dublin

Sun 8/6

09:15-00:55

2 stops19h 40m

Buenos Aires Ministro Pistarini

Tue 24/6

12:58-17:40

3 stops24h 42m

£1,840

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 14 results
1
2

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 time of day to fly from IE to BUE?

Find hourly flight availability from Ireland to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 April 2025.

When flying from Ireland to Buenos Aires, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Buenos Aires by month

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

In terms of precipitation, rainfall in Buenos Aires ranges from 50.0 - 100.0 inches per month. January is typically the wettest month, when rainfall can reach 100.0 mm. June is typically the driest time to visit Buenos Aires when rainfall is around 50.0 mm.

Temperature in Buenos Aires by month

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

If weather is an important factor for your trip to Buenos Aires, use this chart to help with planning. For those seeking warmer temperatures, January 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 June, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. 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 Buenos Aires. Reviews last updated 30 April 2025.
Delta
8.0
Very Good
7,936 reviews
Check prices

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Maxine,Apr 2024

BWI - ATL

I love the seamless way that delta ensures that my luggage is on board the plane, I get a notification that it's on board. I love boarding process, orderly and on time. Lots of room in Comfort plus and getting upgraded to first class was everything!
Delta
8.0
Very Good
7,936 reviews
Delta
8.0
Very Good
7,936 reviews
Check prices

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Maxine,Apr 2024

BWI - ATL

I love the seamless way that delta ensures that my luggage is on board the plane, I get a notification that it's on board. I love boarding process, orderly and on time. Lots of room in Comfort plus and getting upgraded to first class was everything!
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very Good
7,936 reviews
Check prices

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Maxine,Apr 2024

BWI - ATL

I love the seamless way that delta ensures that my luggage is on board the plane, I get a notification that it's on board. I love boarding process, orderly and on time. Lots of room in Comfort plus and getting upgraded to first class was everything!
LATAM Airlines
7.5
Good
1,767 reviews
Delta
8.0
Very Good
7,936 reviews
Check prices

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Maxine,Apr 2024

BWI - ATL

I love the seamless way that delta ensures that my luggage is on board the plane, I get a notification that it's on board. I love boarding process, orderly and on time. Lots of room in Comfort plus and getting upgraded to first class was everything!
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very Good
7,936 reviews
Check prices

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Maxine,Apr 2024

BWI - ATL

I love the seamless way that delta ensures that my luggage is on board the plane, I get a notification that it's on board. I love boarding process, orderly and on time. Lots of room in Comfort plus and getting upgraded to first class was everything!
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very Good
7,936 reviews
Check prices

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Maxine,Apr 2024

BWI - ATL

I love the seamless way that delta ensures that my luggage is on board the plane, I get a notification that it's on board. I love boarding process, orderly and on time. Lots of room in Comfort plus and getting upgraded to first class was everything!

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.

  • 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, May is the cheapest month in which you can book a flight from Ireland to Buenos Aires (average of £1,012). Flying from Ireland to Buenos Aires in December is currently the most expensive (average of £1,250). 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

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Alternative routes for Ireland to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
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Budapest to Ministro Pistarini flights
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