Question 1

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

Accepted Answer

As of February 2026, prices for Mexico City to Buenos Aires flights are approximately 22% more expensive when compared to flights at the same time last year.

Question 2

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

Accepted Answer

You could potentially save up to 17% on your flight if you consider stops on a Mexico City to Buenos Aires flight.

Question 3

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

Accepted Answer

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 $842 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 $720 on momondo.

Question 4

Which layover airport offers the lowest fares from Mexico City to Buenos Aires?

Accepted Answer

Flights via Lima (LIM) offer the lowest average round-trip price of $623.

Question 5

What is the cheapest airline that flies from Mexico City Benito Juarez to Buenos Aires?

Accepted Answer

LATAM Airlines is the most popular carrier operating from Mexico City Benito Juarez to Buenos Aires

Question 6

What airlines fly to Buenos Aires?

Accepted Answer

Aeromexico, Avianca and LATAM Airlines are the top three most popular airlines that fly to Buenos Aires from Mexico City according to our data. Aeromexico is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Buenos Aires. Keep in mind that there are 4 different airlines that fly to Buenos Aires on a routine basis, so you have a few additional options to choose from.

Question 7

Which layover airport has the shortest travel time from Mexico City to Buenos Aires?

Accepted Answer

Flights connecting via Panama City (PTY) have the shortest average one-way travel time: 12h 01m.

Question 8

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

Accepted Answer

Our most recent data shows that the best time of day to fly to Buenos Aires is in the morning. Flights from Mexico City to Buenos Aires during this time can be as low as $1,014. Try not to purchase tickets in the evening because they tend to be around $1,762. Of course, these prices can vary depending on the time of year and what airport you fly to.

Question 9

How many flights depart from Mexico City to Buenos Aires on average per day?

Accepted Answer

As of February 2026, there are 2 flights per day flying from Mexico City to Buenos Aires. The most common time of day flights depart is 9:00AM, with 100% of flights taking off at noon.

Question 10

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

Accepted Answer

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 $879. 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 $1,293.

Question 11

How often are flights from Mexico City to Buenos Aires delayed?

Accepted Answer

Historically, on average around 11% of flights between Mexico City and Buenos Aires have experienced a delay on any given week. The average delay length over the past 12 months has been 147 minutes.

Question 12

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

Question 13

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

Accepted Answer

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.

Question 14

Which airline has the best punctuality record on Mexico City to Buenos Aires flights?

Accepted Answer

According to our data, Aeromexico have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

Question 15

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

Accepted Answer

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

Question 16

Which layover airport has the shortest connection time from Mexico City to Buenos Aires?

Accepted Answer

Panama City (PTY) has the shortest average layover time for this route: 1h 10m.

Question 17

What is the cheapest month to fly to Buenos Aires?

Accepted Answer

The cheapest month to fly to Buenos Aires from Mexico City is in September. Flight prices, which tend to average around $737, 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 November instead. Flights to Buenos Aires in November, while not as cheap as those in September, still average around $750.

Question 18

Which airport is the most popular layover for flights between Mexico City and Buenos Aires?

Accepted Answer

Punta Cana (PUJ) was the most common stop: 35% of momondo users choosing 1-stop flights on this route connected there.

Question 19

How many flights depart from Mexico City to Buenos Aires on average per week?

Accepted Answer

The number of flights available between Mexico City and Buenos Aires is 14 per week as of February 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

Question 20

What is the most punctual flight time for Mexico City to Buenos Aires flights?

Accepted Answer

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

Question 21

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

Accepted Answer

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

Question 22

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

Accepted Answer

As of February 2026, there are 4 operators available to choose from for flights from Mexico City Benito Juarez Airport to Buenos Aires.

Question 23

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

Accepted Answer

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.

Question 24

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

Accepted Answer

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.

Best Price Found	$364
Fastest flight time	9h 00m
Direct flights	Every day
Airports in Buenos Aires	2 airports

Airline	Rating	Free Cancellation	Price
Copa Airlines	PriceFrom $288	Free Cancellation	Rating 7.5 1,559 reviews	Search Copa Airlines flights
LATAM Airlines	PriceFrom $617	Free Cancellation	Rating 7.5 1,918 reviews	Search LATAM Airlines flights
Avianca	PriceFrom $643	Free Cancellation	Rating 6.5 2,496 reviews	Search Avianca flights
Aeromexico	PriceFrom $648	Free Cancellation	Rating 7.4 1,583 reviews	Search Aeromexico flights

Cheap flights from Mexico City to Buenos Aires from $348

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 3/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Mexico City to Buenos Aires

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Copa Airlines flights from Mexico City to Buenos Aires

Our best Copa Airlines deals on Mexico City to Buenos Aires flight tickets

LATAM Airlines flights from Mexico City to Buenos Aires

Our best LATAM Airlines deals on Mexico City to Buenos Aires flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Mexico City to Buenos Aires that are best for you.

See travel insights to Buenos Aires from

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

What is the cheapest month to fly to Buenos Aires?

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

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

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?

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 17% 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 February 2026, prices for Mexico City to Buenos Aires flights are approximately 22% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Mexico City Benito Juarez to Buenos Aires?

LATAM Airlines is the most popular carrier operating from Mexico City Benito Juarez to Buenos Aires

What airlines fly to Buenos Aires?

How often are flights from Mexico City to Buenos Aires delayed?

Historically, on average around 11% of flights between Mexico City and Buenos Aires have experienced a delay on any given week. The average delay length over the past 12 months has been 147 minutes.

What is the most punctual flight time for Mexico City to Buenos Aires flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Mexico City to Buenos Aires flights?

According to our data, Aeromexico have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between Mexico City and Buenos Aires?

Punta Cana (PUJ) was the most common stop: 35% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Mexico City to Buenos Aires?

Flights via Lima (LIM) offer the lowest average round-trip price of $623.

Which layover airport has the shortest travel time from Mexico City to Buenos Aires?

Flights connecting via Panama City (PTY) have the shortest average one-way travel time: 12h 01m.

Which layover airport has the shortest connection time from Mexico City to Buenos Aires?

Panama City (PTY) has the shortest average layover time for this route: 1h 10m.

How many flights depart from Mexico City to Buenos Aires on average per day?

As of February 2026, there are 2 flights per day flying from Mexico City to Buenos Aires. The most common time of day flights depart is 9:00AM, with 100% of flights taking off at noon.

How many flights depart from Mexico City to Buenos Aires on average per week?

The number of flights available between Mexico City and Buenos Aires is 14 per week as of February 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

When to book flights from Mexico City to Buenos Aires

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

Fastest flight time

Direct flights

Airports in Buenos Aires

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

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

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?

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

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

Aeromexico Flights From Mexico City to Buenos Aires

Why use momondo?

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

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

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

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