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$679+ Cheap flights from Bruxelles-National (BRU) to Buenos Aires (BUE)

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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — BUE
avr. 22 — avr. 291
mar. 4/22
mar. 4/29
1 adult, Economy
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Cheapflights Tip: The best prices from Brussels Bruxelles-National to Buenos Aires are usually found in June or May, booked 23 days in advance, depart on a Wednesday or Monday and return on a Friday

Cheap flight deals from Bruxelles-National to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Bruxelles-National (BRU) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated avril 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$898
(Delta)

One-way from

$679
(Lufthansa)

Popular in

December

Cheapest in

June

Average price

$1,188
Provider with most accurate pricing for Brussels Bruxelles-National-Buenos Aires (BUE) flight deals.
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Provider most trusted by Cheapflights users for Brussels Bruxelles-National-Buenos Aires (BUE) flights.
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From Brussels Bruxelles-National to Buenos Aires (BUE)
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One-way flight from Brussels Bruxelles-National to Buenos Aires (BUE)
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Highest demand for flights based on searches. 7% potential increase in price ($87 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Bruxelles-National to Buenos Aires

Cheapest flights from Bruxelles-National to Buenos Aires
Explore the most affordable flight options available from Bruxelles-National to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on avril 17, 2025.

This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/193:05 pmBRU - EZE
2 stops23h 40mDelta
mar. 6/38:10 pmEZE - BRU
2 stops31h 30mDelta
Deal found 4/17$898
This Lufthansa deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 5/156:00 pmBRU - AEP
2 stops21h 30mMultiple Airlines
mar. 5/271:40 pmAEP - BRU
2 stops19h 00mMultiple Airlines
Deal found 4/16$930
This Ethiopian Air deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 5/159:25 pmBRU - EZE
2 stops28h 00mEthiopian Air
mar. 5/279:55 pmEZE - BRU
2 stops28h 35mEthiopian Air
Deal found 4/16$990
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 11/111:55 amBRU - EZE
2 stops47h 25mUnited Airlines
sam. 11/811:55 pmEZE - BRU
2 stops29h 00mUnited Airlines
Deal found 4/16$1,026
This SWISS deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/98:40 pmBRU - EZE
3 stops43h 05mSWISS
mer. 6/251:30 pmEZE - BRU
2 stops19h 45mSWISS
Deal found 4/16$1,045
This Lufthansa deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 5/152:25 pmBRU - EZE
1 stop21h 00mMultiple Airlines
mar. 5/276:40 amEZE - BRU
2 stops26h 35mMultiple Airlines
Deal found 4/16$1,086
This Lufthansa deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 5/157:30 pmBRU - EZE
1 stop15h 55mLufthansa
mar. 5/274:40 pmEZE - BRU
1 stop19h 50mLufthansa
Deal found 4/16$1,139
This SWISS deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 5/156:00 pmBRU - AEP
2 stops21h 30mSWISS
mar. 5/2712:55 pmAEP - BRU
3 stops24h 35mSWISS
Deal found 4/16$1,180
This Priceline deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/112:40 pmBRU - EZE
2 stops25h 10mBritish Airways
mer. 1/141:35 pmEZE - BRU
2 stops20h 15mBritish Airways
Deal found 4/16$1,252
This Air Europa deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/96:55 pmBRU - EZE
1 stop17h 55mAir Europa
jeu. 12/251:15 pmEZE - BRU
1 stop16h 30mAir Europa
Deal found 4/17$1,255
This Air Canada deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/1110:00 amBRU - EZE
2 stops33h 25mAir Canada
mer. 1/145:00 pmEZE - BRU
3 stops34h 55mAir Canada
Deal found 4/16$1,265
This Iberia deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/216:05 pmBRU - EZE
1 stop21h 00mIberia
mar. 11/111:00 pmEZE - BRU
1 stop20h 50mIberia
Deal found 4/17$1,324

Cheapflights Fare Finder

Customize your flight search to find flights from Bruxelles-National 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 2,558,603 searches. Data last updated avril 17, 2025.
Use the filters below to find and compare flights from Brussels Bruxelles-National Airport to Buenos Aires that are best for you.

Fly from

Bruxelles-National

Fly to

Buenos Aires

Route

Depart

Return

Price

BrusselsBuenos Aires

BRU - EZE

BRUEZE

Brussels Bruxelles-National

lun. 5/19

10:25 am-9:45 am

2 stops28h 20m

Buenos Aires Ministro Pistarini

mar. 6/3

8:10 pm-8:40 am

2 stops31h 30m

$898

BrusselsBuenos Aires

BRU - AEP

BRUAEP

Brussels Bruxelles-National

jeu. 5/15

6:00 pm-10:30 am

2 stops21h 30m

Buenos Aires Jorge Newbery

mar. 5/27

1:40 pm-1:40 pm

2 stops19h 00m

$930

BrusselsBuenos Aires

BRU - EZE

BRUEZE

Brussels Bruxelles-National

jeu. 5/15

9:25 pm-8:25 pm

2 stops28h 00m

Buenos Aires Ministro Pistarini

mar. 5/27

9:55 pm-7:30 am

2 stops28h 35m

$990

BrusselsBuenos Aires

BRU - EZE

BRUEZE

Brussels Bruxelles-National

lun. 6/9

8:40 pm-10:45 am

3 stops43h 05m

Buenos Aires Ministro Pistarini

mer. 6/25

1:30 pm-2:15 pm

2 stops19h 45m

$1,045

BrusselsBuenos Aires

BRU - EZE

BRUEZE

Brussels Bruxelles-National

jeu. 5/15

2:25 pm-6:25 am

1 stop21h 00m

Buenos Aires Ministro Pistarini

mar. 5/27

6:40 am-2:15 pm

2 stops26h 35m

$1,086

BrusselsBuenos Aires

BRU - EZE

BRUEZE

Brussels Bruxelles-National

jeu. 5/15

7:30 pm-6:25 am

1 stop15h 55m

Buenos Aires Ministro Pistarini

mar. 5/27

4:40 pm-5:30 pm

1 stop19h 50m

$1,139

BrusselsBuenos Aires

BRU - EZE

BRUEZE

Brussels Bruxelles-National

mar. 4/29

10:15 am-8:00 am

2 stops26h 45m

Buenos Aires Ministro Pistarini

lun. 5/5

9:00 pm-7:45 am

2 stops29h 45m

$1,168

BrusselsBuenos Aires

BRU - AEP

BRUAEP

Brussels Bruxelles-National

jeu. 5/15

6:00 pm-10:30 am

2 stops21h 30m

Buenos Aires Jorge Newbery

mar. 5/27

12:55 pm-6:30 pm

3 stops24h 35m

$1,180

BrusselsBuenos Aires

BRU - EZE

BRUEZE

Brussels Bruxelles-National

jeu. 10/2

10:45 am-7:35 am

1 stop25h 50m

Buenos Aires Ministro Pistarini

jeu. 10/30

1:15 pm-9:45 am

1 stop16h 30m

$1,266

BrusselsBuenos Aires

BRU - EZE

BRUEZE

Brussels Bruxelles-National

sam. 5/31

7:55 pm-10:35 am

2 stops19h 40m

Buenos Aires Ministro Pistarini

sam. 6/7

12:15 pm-9:55 am

2 stops40h 40m

$1,339

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 17 results
1
2

Compare providers for flights from Bruxelles-National to Buenos Aires

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Bruxelles-National to Buenos Aires in April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Brussels Bruxelles-National Airport-Buenos Aires flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Brussels Bruxelles-National Airport-Buenos Aires flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Brussels Bruxelles-National Airport-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Brussels Bruxelles-National Airport-Buenos Aires flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Brussels Bruxelles-National Airport-Buenos Aires flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Bruxelles-National to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Bruxelles-National with our price prediction graph.
Estimated round-trip 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 Brussels Bruxelles-National Airport to Buenos Aires

How far ahead should I book a flight from Brussels Bruxelles-National Airport to Buenos Aires?

Use this chart to determine the optimal time to book a round-trip flight from Bruxelles-National to Buenos Aires. Price data was last updated on April 11, 2025.

Booking 23 days in advance of your planned departure date is, on average, the best time to get cheap flights from Brussels Bruxelles-National Airport to Buenos Aires. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Brussels Bruxelles-National Airport to Buenos Aires?

Currently, April is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Buenos Aires (average of $795). Flying from Brussels Bruxelles-National Airport to Buenos Aires in December is currently the most expensive (average of $1,260). 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 BRU to BUE?

Find hourly flight availability from Bruxelles-National 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 avril 17, 2025.

When flying from Brussels Bruxelles-National Airport to Buenos Aires, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 15% versus a flight in the evening.

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 2.0 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. June is typically the driest time to visit Buenos Aires when rainfall is around 2.0 in.

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 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 51.8 F).

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 avril 17, 2025.
See what other customers who have flown with Delta, KLM and SWISS from Brussels to Buenos Aires have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MAD - JFK

The delta and planes are getting old. Tv screen would blink off and on every time the person in front of me moved Storage area torn and drooping. Time for and update Delta
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MAD - JFK

The delta and planes are getting old. Tv screen would blink off and on every time the person in front of me moved Storage area torn and drooping. Time for and update Delta
KLM
7.8
Good
1,329 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MAD - JFK

The delta and planes are getting old. Tv screen would blink off and on every time the person in front of me moved Storage area torn and drooping. Time for and update Delta
SWISS
7.5
Good
1,580 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MAD - JFK

The delta and planes are getting old. Tv screen would blink off and on every time the person in front of me moved Storage area torn and drooping. Time for and update Delta
Qatar Airways
7.4
Good
3,554 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MAD - JFK

The delta and planes are getting old. Tv screen would blink off and on every time the person in front of me moved Storage area torn and drooping. Time for and update Delta
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MAD - JFK

The delta and planes are getting old. Tv screen would blink off and on every time the person in front of me moved Storage area torn and drooping. Time for and update Delta

Related info for your journey

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

  • What are the cheapest airlines flying from Brussels Bruxelles-National Airport to Buenos Aires round-trip?

    Cheapflights users have booked flights from Brussels Bruxelles-National Airport to Buenos Aires round-trip from $898. Other airlines that can offer you cheap pricing are Ethiopian Air, from $990, and SWISS, from $1,045. Users have found that Delta is 18% cheaper than the other options available to this destination.

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

    Yes. In addition to deals on Bruxelles-National to Buenos Aires flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Bruxelles-National to Buenos Aires?

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

  • Can I find deals for business class flights from Bruxelles-National to Buenos Aires?

    Yes. Cheapflights offers flight deals from Bruxelles-National 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 Brussels Bruxelles-National Airport to Buenos Aires?

    Currently, April is the cheapest month in which you can book a flight from Brussels Bruxelles-National Airport to Buenos Aires (average of $795). Flying from Brussels Bruxelles-National Airport to Buenos Aires in December is currently the most expensive (average of $1,260). 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

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Top airline flying from Bruxelles-National to Buenos Aires

Discover the top airline that operate flights from Bruxelles-National 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 2,558,603 searches. Data last updated avril 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$803Average$1,093FlexibilityNo cancel feeOn-time76%

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