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$294+ Cheap flights from Mexico City (MEX) 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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
MEX — BUE
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Mexico City Benito Juarez to Buenos Aires are usually found in September or May, booked 90 days in advance, depart on a Sunday or Saturday and return on a Thursday

Cheap flight deals from Mexico City to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Mexico City (MEX) 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 June 12, 2025.

Round-trip from

$626
(Booking.com)

One-way from

$294
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$790

Good round-trip deal

$737 or less

Good one-way deal

$348 or less
From Mexico City Benito Juarez to Buenos Aires (BUE)
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One-way flight from Mexico City Benito Juarez to Buenos Aires (BUE)
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Highest demand for flights based on searches. 7% potential increase in price ($64 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Mexico City Benito Juarez to Buenos Aires (BUE).
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Price to beat on a one-way flight from Mexico City Benito Juarez to Buenos Aires (BUE).
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Find flight deals from Mexico City to Buenos Aires

Cheapest flights from Mexico City to Buenos Aires
Explore the most affordable flight options available from Mexico City to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Trip.com deal was found by Cheapflights users on 6/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/148:00 pmMEX - AEP
1 stop15h 40mLATAM Airlines
Mon 6/169:05 pmAEP - MEX
1 stop20h 50mLATAM Airlines
Deal found 6/10$625
This deal was found by Cheapflights users on 6/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/158:00 pmMEX - EZE
1 stop12h 57mLATAM Airlines
Fri 6/203:55 amEZE - MEX
1 stop12h 55mLATAM Airlines
Deal found 6/9$627
This Copa Airlines deal was found by Cheapflights users on 6/10. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/242:00 amMEX - EZE
1 stop19h 51mCopa Airlines
Tue 8/53:47 amEZE - MEX
1 stop21h 18mCopa Airlines
Deal found 6/10$629
This Avianca Connect deal was found by Cheapflights users on 6/10. 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 Avianca Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/145:00 amMEX - EZE
1 stop17h 25mAvianca
Tue 9/234:45 pmEZE - MEX
1 stop13h 20mAvianca
Deal found 6/10$648
This Avianca Connect deal was found by Cheapflights users on 6/10. 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 Avianca Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/254:55 amMEX - AEP
1 stop21h 45mAvianca
Fri 8/297:00 amAEP - MEX
1 stop14h 05mAvianca
Deal found 6/10$671
This Gotogate deal was found by Cheapflights users on 6/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/812:25 amMEX - EZE
2 stops23h 05mMultiple Airlines
Fri 7/117:14 pmEZE - MEX
1 stop22h 41mMultiple Airlines
Deal found 6/10$684
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2510:05 pmMEX - AEP
1 stop27h 35mMultiple Airlines
Thu 8/2812:05 amAEP - MEX
2 stops21h 00mMultiple Airlines
Deal found 6/11$726

Cheapflights Fare Finder

Customize your flight search to find flights from Mexico City 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 June 12, 2025.
Use the filters below to find and compare flights from Mexico City to Buenos Aires that are best for you.

Fly from

Mexico City

Fly to

Buenos Aires

Route

Depart

Return

Price

Mexico CityBuenos Aires

MEX - AEP

MEXAEP

Mexico City Benito Juarez

Wed 6/25

5:20 pm-12:00 pm

1 stop15h 40m

Buenos Aires Jorge Newbery

Wed 8/6

10:55 pm-1:50 pm

2 stops17h 55m

$626

Mexico CityBuenos Aires

MEX - EZE

MEXEZE

Mexico City Benito Juarez

Wed 6/25

3:10 pm-11:57 am

2 stops17h 47m

Buenos Aires Ministro Pistarini

Wed 8/6

5:15 am-3:35 pm

1 stop13h 20m

$627

Mexico CityBuenos Aires

MEX - EZE

MEXEZE

Mexico City Benito Juarez

Tue 6/24

2:00 am-12:51 am

1 stop19h 51m

Buenos Aires Ministro Pistarini

Tue 8/5

3:47 am-10:05 pm

1 stop21h 18m

$629

Mexico CityBuenos Aires

MEX - EZE

MEXEZE

Mexico City Benito Juarez

Sun 9/14

5:00 am-1:25 am

1 stop17h 25m

Buenos Aires Ministro Pistarini

Tue 9/23

4:45 pm-3:05 am

1 stop13h 20m

$648

Mexico CityBuenos Aires

MEX - AEP

MEXAEP

Mexico City Benito Juarez

Mon 8/25

4:55 am-5:40 am

1 stop21h 45m

Buenos Aires Jorge Newbery

Fri 8/29

7:00 am-6:05 pm

1 stop14h 05m

$671

Mexico CityBuenos Aires

MEX - EZE

MEXEZE

Mexico City Benito Juarez

Tue 7/8

12:25 am-2:30 am

2 stops23h 05m

Buenos Aires Ministro Pistarini

Fri 7/11

7:14 pm-2:55 pm

1 stop22h 41m

$684

Mexico CityBuenos Aires

MEX - AEP

MEXAEP

Mexico City Benito Juarez

Mon 8/25

10:05 pm-4:40 am

1 stop27h 35m

Buenos Aires Jorge Newbery

Thu 8/28

12:05 am-6:05 pm

2 stops21h 00m

$726

Mexico CityBuenos Aires

MEX - EZE

MEXEZE

Mexico City Benito Juarez

Tue 6/17

12:55 pm-5:35 am

2 stops13h 40m

$294

Mexico CityBuenos Aires

MEX - AEP

MEXAEP

Mexico City Benito Juarez

Tue 8/12

4:55 am-5:40 am

1 stop21h 45m

$295

Mexico CityBuenos Aires

MEX - EZE

MEXEZE

Mexico City Benito Juarez

Thu 8/7

12:40 am-10:27 pm

3 stops42h 47m

$326

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 12 results
1
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Best time to book a flight from Mexico City to Buenos Aires

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

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

Use this chart to determine the optimal time to book a round-trip flight from Mexico City to Buenos Aires. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Mexico City to Buenos Aires, you should look to book at least 90 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, April is the cheapest month in which you can book a flight from Mexico City to Buenos Aires (average of $795). Flying from Mexico City 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 MEX to BUE?

Find hourly flight availability from Mexico City 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 June 12, 2025.

When flying from Mexico City to Buenos Aires, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 13% versus a flight in the morning.

What is the cheapest day to fly from Mexico City to Buenos Aires?

Use this chart to determine the cheapest time to fly round-trip from Mexico City to Buenos Aires. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Mexico City to Buenos Aires flight should consider departing on Sunday at noon when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Mexico City to Buenos Aires

Explore weekly flight availability from Mexico City to Buenos Aires. 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 June 12, 2025.

The most flights from MEX to BUE are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

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 June 12, 2025.
Peruse reviews from past customers who have flown with LATAM Airlines, Copa Airlines and Avianca from Mexico City to Buenos Aires to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
LATAM Airlines
7.5
Good
1,785 reviews

Overall

7.5

Food

6.7

Boarding

7.6

Comfort

7.4

Entertainment

7.0

Crew

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.
LATAM Airlines
7.5
Good
1,785 reviews
LATAM Airlines
7.5
Good
1,785 reviews

Overall

7.5

Food

6.7

Boarding

7.6

Comfort

7.4

Entertainment

7.0

Crew

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.
Copa Airlines
7.5
Good
1,451 reviews
LATAM Airlines
7.5
Good
1,785 reviews

Overall

7.5

Food

6.7

Boarding

7.6

Comfort

7.4

Entertainment

7.0

Crew

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.
Avianca
6.7
Okay
2,345 reviews
LATAM Airlines
7.5
Good
1,785 reviews

Overall

7.5

Food

6.7

Boarding

7.6

Comfort

7.4

Entertainment

7.0

Crew

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.

Related info for your journey

Find useful and relevant information for your journey from Mexico City 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 airport do you fly from for flights from Mexico City to Buenos Aires?

    Located just 5.5 mi from the city center, Mexico City Benito Juarez is the airport most travelers will use when flying to Buenos Aires from Mexico City. Booking flights from Benito Juarez (MEX) to Buenos Aires should be relatively easy as there are 2 daily outbound flights to Buenos Aires from 4 different airlines.

  • What are the cheapest airlines flying from Mexico City to Buenos Aires round-trip?

    Currently priced at $626, LATAM Airlines will fly you from Mexico City to Buenos Aires and back. In addition to LATAM Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Copa Airlines and Avianca - these airlines can fly you to your destination from $629 and $648, respectively. LATAM Airlines is currently priced 25% below the average price you’ll pay for this route.

  • What are the cheapest flights from Mexico City to Buenos Aires?

    On average you can expect to pay $2,687 for a flight from Mexico City to Buenos Aires. The cheapest flight overall is $348 while the most popular route, (Mexico City Benito Juarez - Buenos Aires Ministro Pistarini) is currently priced at $720.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Mexico City 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 Mexico City to Buenos Aires?

    Currently, April is the cheapest month in which you can book a flight from Mexico City to Buenos Aires (average of $795). Flying from Mexico City 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Mexico City to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
Mexico City to Ministro Pistarini flights
Mexico City to Jorge Newbery flights
Mexico City to Cordoba flights
Mexico City to Mendoza flights

Top 4 airlines flying from Mexico City to Buenos Aires

Discover the top 4 airlines that operate flights from Mexico City 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$524Average$870FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$671Average$810FlexibilityNo cancel feeOn-time81%
Copa AirlinesCheapest$683Average$992FlexibilityNo cancel feeOn-time70%
AeromexicoCheapest$737Average$1,067FlexibilityNo cancel feeOn-timeN/A

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