Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Mexico City to Buenos Aires from $324

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Mexico City to Buenos Aires departing on 10/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Mexico City to Buenos Aires

Cheap round-trip flights

Logo
5:20 pm - 3:40 pmMEX-AEP
19h 20m1 stop
Logo
6:20 am - 3:15 pmAEP-MEX
35h 55m1 stop
$703
Find Deal
Tue, Oct 21 - Tue, Nov 11
Logo
9:55 pm - 4:20 amMEX-AEP
27h 25m1 stop
Logo
5:15 am - 11:20 amAEP-MEX
33h 05m2 stops
$715
Find Deal
Sun, Nov 9 - Sat, Nov 15
Logo
12:40 am - 9:50 amMEX-AEP
30h 10m2 stops
Logo
7:40 pm - 10:55 pmAEP-MEX
30h 15m2 stops
$717
Find Deal
Mon, Oct 20 - Tue, Nov 11
LATAM Airlines Logo
5:20 pm - 12:50 amMEX-EZE
28h 30m1 stop
LATAM Airlines Logo
7:10 am - 3:15 pmEZE-MEX
35h 05m1 stop
$734LATAM Airlines
Find Deal
Tue, Oct 21 - Tue, Nov 11
LATAM Airlines Logo
7:50 pm - 6:43 pmMEX-EZE
19h 53m1 stop
LATAM Airlines Logo
7:43 pm - 2:55 pmEZE-MEX
22h 12m1 stop
$747LATAM Airlines
Find Deal
Mon, Dec 1 - Thu, Dec 11
Avianca Logo
12:40 am - 12:10 amMEX-EZE
20h 30m1 stop
Avianca Logo
6:50 am - 6:05 pmEZE-MEX
14h 15m1 stop
$756Avianca
Find Deal
Tue, Sep 23 - Tue, Oct 21
Avianca Logo
12:40 am - 12:10 amMEX-EZE
20h 30m1 stop
Avianca Logo
4:45 pm - 3:05 amEZE-MEX
13h 20m1 stop
$761Avianca
Find Deal
Mon, Oct 13 - Tue, Oct 21
Aeromexico Logo
9:50 am - 9:55 pmMEX-EZE
9h 05mnonstop
Aeromexico Logo
12:00 pm - 6:30 pmEZE-MEX
9h 30mnonstop
$865Aeromexico
Find Deal
Sun, Nov 9 - Sat, Nov 22
Copa Airlines Logo
2:00 am - 1:00 amMEX-EZE
20h 00m1 stop
Copa Airlines Logo
3:57 am - 2:30 pmEZE-MEX
13h 33m1 stop
$866Copa Airlines
Find Deal
Mon, Nov 10 - Mon, Nov 17
Copa Airlines Logo
1:10 pm - 3:48 amMEX-EZE
11h 38m1 stop
Copa Airlines Logo
3:57 am - 2:30 pmEZE-MEX
13h 33m1 stop
$876Copa Airlines
Find Deal
Sun, Nov 9 - Sat, Nov 15

Avianca flights from Mexico City to Buenos Aires

Our best Avianca deals on Mexico City to Buenos Aires flight tickets
Avianca
Sep 23
MEX12:40 amMexico City Benito Juarez
20h 30m
1 stop
EZE12:10 amBuenos Aires Ministro Pistarini
Oct 21
EZE6:50 amBuenos Aires Ministro Pistarini
14h 15m
1 stop
MEX6:05 pmMexico City Benito Juarez
$756
Find similar
Avianca
Oct 13
MEX12:40 amMexico City Benito Juarez
20h 30m
1 stop
EZE12:10 amBuenos Aires Ministro Pistarini
Oct 20
EZE1:40 amBuenos Aires Ministro Pistarini
19h 25m
1 stop
MEX6:05 pmMexico City Benito Juarez
$761
Find similar
Avianca
Oct 17
MEX12:55 pmMexico City Benito Juarez
13h 40m
2 stops
EZE5:35 amBuenos Aires Ministro Pistarini
Oct 20
EZE6:50 amBuenos Aires Ministro Pistarini
19h 10m
1 stop
MEX11:00 pmMexico City Benito Juarez
$769
Find similar

LATAM Airlines flights from Mexico City to Buenos Aires

Our best LATAM Airlines deals on Mexico City to Buenos Aires flight tickets
LATAM Airlines
Oct 21
MEX5:20 pmMexico City Benito Juarez
28h 30m
1 stop
EZE12:50 amBuenos Aires Ministro Pistarini
Nov 11
EZE7:10 amBuenos Aires Ministro Pistarini
35h 05m
1 stop
MEX3:15 pmMexico City Benito Juarez
$734
Find similar
LATAM Airlines
Dec 1
MEX7:50 pmMexico City Benito Juarez
19h 53m
1 stop
EZE6:43 pmBuenos Aires Ministro Pistarini
Dec 11
EZE7:43 pmBuenos Aires Ministro Pistarini
22h 12m
1 stop
MEX2:55 pmMexico City Benito Juarez
$747
Find similar
LATAM Airlines
Dec 1
MEX7:50 pmMexico City Benito Juarez
19h 53m
1 stop
EZE6:43 pmBuenos Aires Ministro Pistarini
Dec 10
EZE4:05 amBuenos Aires Ministro Pistarini
12h 45m
1 stop
MEX1:50 pmMexico City Benito Juarez
$764
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 26, 2025.
Use the filters below to find and compare flights from Mexico City to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Mexico CityBuenos Aires

MEX - AEP

MEXAEP

Mexico City Benito Juarez

Tue 10/21

5:20 pm-3:40 pm

1 stop19h 20m

Buenos Aires Jorge Newbery

Tue 11/11

6:20 am-3:15 pm

1 stop35h 55m

$703

Mexico CityBuenos Aires

MEX - AEP

MEXAEP

Mexico City Benito Juarez

Sun 11/9

9:55 pm-4:20 am

1 stop27h 25m

Buenos Aires Jorge Newbery

Sat 11/15

5:15 am-11:20 am

2 stops33h 05m

$715

Mexico CityBuenos Aires

MEX - AEP

MEXAEP

Mexico City Benito Juarez

Mon 10/20

12:40 am-9:50 am

2 stops30h 10m

Buenos Aires Jorge Newbery

Tue 11/11

7:40 pm-10:55 pm

2 stops30h 15m

$717

Mexico CityBuenos Aires

MEX - EZE

MEXEZE

Mexico City Benito Juarez

Tue 10/21

5:20 pm-12:50 am

1 stop28h 30m

Buenos Aires Ministro Pistarini

Tue 11/11

7:10 am-3:15 pm

1 stop35h 05m

$734

Mexico CityBuenos Aires

MEX - EZE

MEXEZE

Mexico City Benito Juarez

Mon 12/1

7:50 pm-6:43 pm

1 stop19h 53m

Buenos Aires Ministro Pistarini

Thu 12/11

7:43 pm-2:55 pm

1 stop22h 12m

$747

Mexico CityBuenos Aires

MEX - EZE

MEXEZE

Mexico City Benito Juarez

Tue 9/23

12:40 am-12:10 am

1 stop20h 30m

Buenos Aires Ministro Pistarini

Tue 10/21

6:50 am-6:05 pm

1 stop14h 15m

$756

Mexico CityBuenos Aires

MEX - EZE

MEXEZE

Mexico City Benito Juarez

Mon 10/13

12:40 am-12:10 am

1 stop20h 30m

Buenos Aires Ministro Pistarini

Tue 10/21

4:45 pm-3:05 am

1 stop13h 20m

$761

Mexico CityBuenos Aires

MEX - EZE

MEXEZE

Mexico City Benito Juarez

Sun 11/9

9:50 am-9:55 pm

Nonstop9h 05m

Buenos Aires Ministro Pistarini

Sat 11/22

12:00 pm-6:30 pm

Nonstop9h 30m

$865

Mexico CityBuenos Aires

MEX - EZE

MEXEZE

Mexico City Benito Juarez

Mon 11/10

2:00 am-1:00 am

1 stop20h 00m

Buenos Aires Ministro Pistarini

Mon 11/17

3:57 am-2:30 pm

1 stop13h 33m

$866

Mexico CityBuenos Aires

MEX - EZE

MEXEZE

Mexico City Benito Juarez

Sun 11/9

1:10 pm-3:48 am

1 stop11h 38m

Buenos Aires Ministro Pistarini

Sat 11/15

3:57 am-2:30 pm

1 stop13h 33m

$876

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Mexico City to Buenos Aires

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Mexico City is in September. Flight prices, which tend to average around $733, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Buenos Aires from Mexico City during May instead. Flights to Buenos Aires in May, while not as cheap as those in September, still average around $757.

What is the cheapest day to depart on your flight to Buenos Aires?

On average, the least expensive day to fly to Buenos Aires from Mexico City is on a Monday. momondo users have found tickets for Monday departures for as low as $893. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Thursday is $1,258.

What is the cheapest time of day to depart on your flight to Buenos Aires?

Our most recent data shows that the best time of day to fly to Buenos Aires is in the afternoon. Flights from Mexico City to Buenos Aires during this time can be as low as $937. Try not to purchase tickets in the morning because they tend to be around $1,067. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Mexico City Benito Juarez to Buenos Aires flight route?

Fly from Mexico City Benito Juarez to Buenos Aires Ministro Pistarini for the best Mexico City Benito Juarez - Buenos Aires flight prices

How far in advance should I book a flight to Buenos Aires?

You are more likely to see cheaper flights to Buenos Aires from Mexico City when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around $846 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Mexico City for as low as $757 on momondo.

What cabin class options are available on Mexico City Benito Juarez to Buenos Aires flights?

There are 3 cabin classes available to choose from on Mexico City Benito Juarez to Buenos Aires flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Mexico City to Buenos Aires flights?

You could potentially save up to 3% on your flight if you consider stops on a Mexico City to Buenos Aires flight.

How have Mexico City to Buenos Aires flight prices changed over time?

As of August 2025, prices for Mexico City to Buenos Aires flights are approximately 9% cheaper when compared to flights at the same time last year.

When to book flights from Mexico City to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from Mexico City to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Mexico City to Buenos Aires (MEX to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Mexico City to Buenos Aires

Best Price Found

$381

Fastest flight time

9h 00m

Direct flights

Every day

Airports in Buenos Aires

1 airport
The best one-way flight to Buenos Aires from Mexico City in the past 72 hours is $381. The best round-trip flight deal from Mexico City to Buenos Aires found on momondo in the last 72 hours is $864.
The fastest flight from Mexico City to Buenos Aires takes 9h 00m
Direct flights go from Mexico City to Buenos Aires every day.
There is 1 airport near Buenos Aires: Buenos Aires Ministro Pistarini (EZE)
Search flight deals

  • How far is Mexico City Benito Juarez to Buenos Aires by plane?

    The distance between Mexico City Benito Juarez and Buenos Aires is about 4590.8 mi. Flights usually cover this in 9h 05m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Mexico City Benito Juarez Airport to Buenos Aires?

    Prices for flights from Mexico City Benito Juarez Airport to Buenos Aires were last updated today.

  • How many operators does momondo search for flights from Mexico City Benito Juarez Airport to Buenos Aires?

  • How old do you have to be to fly from Mexico City Benito Juarez Airport to Buenos Aires?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Mexico City Benito Juarez Airport to Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The travel and health documents you'll need for your trip to Buenos Aires may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buenos Aires. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Mexico City to Buenos Aires?

  • What is the most popular airline from Mexico City to Buenos Aires?

Best airlines flying from Mexico City to Buenos Aires

Compare and see reviews for airlines that fly from Mexico City to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom $524Free CancellationRating
6.7
2,418 reviews
Search Avianca flights
LATAM AirlinesPriceFrom $622Free CancellationRating
7.5
1,843 reviews
Search LATAM Airlines flights
Copa AirlinesPriceFrom $683Free CancellationRating
7.5
1,515 reviews
Search Copa Airlines flights
AeromexicoPriceFrom $737Free CancellationRating
7.4
1,713 reviews
Search Aeromexico flights

  • Aeromexico Flights From Mexico City to Buenos Aires

    Aeromexico operates around 7 flights from Mexico City to Buenos Aires every week. The average price of these flights found in the last 72 hours has been $1,044, but momondo users have found Aeromexico deals from Mexico City to Buenos Aires from as low as $737 round-trip. Aeromexico has been scored 7.4/10 in 1,713 reviews.

Why use momondo?

Why should I use momondo to find a flight deal from Mexico City to Buenos Aires?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Mexico City to Buenos Aires for you.

Can I find flights from Mexico City to Buenos Aires with flexible booking policies on momondo?

Yes. All flights to Buenos Aires from Mexico City on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Mexico City to Buenos Aires?

Once all potential Mexico City to Buenos Aires flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Mexico City to Buenos Aires right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Buenos Aires from Mexico City. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Buenos Aires trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 8/31
Sun 9/7
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport