The cheapest times to fly from MEX to AEP are

  • January 8th to January 28th
  • April 9th to May 6th (except the week of April 23rd)
  • July 30th to December 9th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from MEX to AEP is late September. Prices can be as high as $1439 for Saturday flights during late December, or as low as $583 for Tuesday flights around late September.


When to Fly to Buenos Aires

Flying from Mexico City (MEX) to Buenos Aires (AEP) will usually cost between $583 to $972 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late September with an average ticket price of $583. Due to high demand the most expensive time to fly is late December, with an average price of $1167. Planning your trip to low-cost times can easily save you $584 on economy flights and even more on first-class flights. Generally, any price below $854 can be considered a good price for a round-trip MEX to AEP flight.

See below for a graph of average weekly prices for the MEX to AEP route. All prices are for round-trip tickets in USD.

MEX to AEP Flight Prices

Compared to other flights, the MEX to AEP flight is cheaper than the average and costs slightly more than the average flight leaving from Mexico City. The average price per mile (for a direct flight) is $0.12, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $67 (7%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $778. Return trip prices are from the AEP to MEX flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from MEX to AEP can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 9 hour 14 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from MEX to AEP while comparing.

Destination alternative #1: Ministro Pistarini Airport (EZE) in Ezeiza

  • 19 miles (31 km) away from AEP
  • Usually 11.07% less expensive than AEP
  • Nonstop flights available

See MEX to EZE flights


Flight Hacking MEX to AEP

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from MEX to AEP — but Champion Traveler does!

Hack #1: Lima (MEX > LIM > AEP)

  • Price for both tickets: $747
  • Average savings: $108 (12.59%)

See MEX to flights


Flight Questions Answered

Still have questions about flying from MEX to AEP? We’ve got answers.

Which airlines fly this route?

You can find 7 major airlines flying this route most often: Aerolineas Argentinas, American, Avianca, COPA, Gol, LATAM, United, and potentially more during busy seasons.

How far away is it from Aeroparque Jorge Newbery Airport to Licenciado Benito Juarez International Airport?

The distance between the two airports is roughly 4587 miles or 7382 kilometers.

How long does it take to fly from MEX to AEP?

The real-world flight time for a nonstop MEX to AEP flight is about 9 hour 14 minutes.

How many flights go between Mexico City and Buenos Aires?

It depends on the day of the week and the date, but a typical day might have around 38 available flights from MEX to AEP.


Airport Location Info


Departing Airport

Origination code MEX
Origination airport name Licenciado Benito Juarez International Airport
City Mexico City
Country Mexico
Latitude 19.4
Longitude -99.1

Return Airport

Destination code AEP
Destination airport name Aeroparque Jorge Newbery Airport
City Buenos Aires
Country Argentina
Latitude -34.6
Longitude -58.4


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.