Cheap Flights from Mexico City to Buenos Aires

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Flight deals from Mexico City to Buenos Aires

Looking for a cheap last-minute deal or the best return flight from Mexico City to Buenos Aires? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Mexico City to Buenos Aires

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Mexico City to Buenos Aires flights are currently cheapest in December.

Direct flights from Mexico City to Buenos Aires

Alternative Mexico City to Buenos Aires routes

Looking for the cheapest, fastest or easiest route from Mexico City to Buenos Aires? You could fly into the following airports instead.

Mexico City to Buenos Aires: Flight information

The things to know before you go.
Cheapest flight foundRs52,324
Cheapest month to flyDecember
Average flight time9 hrs, 8 mins
Most popular airlineAerolineas Argentinas
Average flights per week25

Finding cheap flights from Mexico City to Buenos Aires: Frequently asked questions

There are 2 airports in Buenos Aires: Buenos Aires Jorge Newbery and Buenos Aires Ministro Pistarini.
The best price we found for a return flight from Mexico City to Buenos Aires is Rs160,516. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
9 hours and 8 minutes is the average flight time from Mexico City to Buenos Aires.
Aerolineas Argentinas and Aeromexico fly direct from Mexico City to Buenos Aires.
As of August 2025, there are 25 flights per week flying from Mexico City to Buenos Aires.
The cheapest month to fly from Mexico City to Buenos Aires is usually November.
If you're flying from Mexico City, the cheapest airport near Buenos Aires is Buenos Aires Ministro Pistarini – which is 27.7 km away from the centre of Buenos Aires. We've found flights into this airport from Rs160,516.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Mexico City to Buenos Aires on Sunday, 16 November 2025.
Yes – the average flight time is 9 hours and 8 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Buenos Aires but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Buenos Aires is around 40 days in advance, so don’t leave your flight to the last minute.
In August, the average temperature is usually around 12°C. January is typically the warmest month in Buenos Aires, when it usually averages around 30°C. You can expect the least rain in June. The coldest month is July, with temperatures averaging 6°C. The rainiest month is March.
The cheapest airline that flies to Buenos Aires is Arajet. And the cheapest airline that flies to Buenos Aires Ministro Pistarini Airport is Aeromexico.

Travelling from Mexico City to Buenos Aires: what you need to know

  • Start your travel planning by considering where you'll take off for your flight from Mexico City to Buenos Aires. Benito Juarez International Airport (MEX) and Santa Lucia Air Force Base Airport (NLU) are the main airports in Mexico City.

  • Touch down in Buenos Aires at Jorge Newbery Airport (AEP) or Ministro Pistarini Airport (EZE).

  • Take a direct Mexico City to Buenos Aires flight and you'll be travelling for an average of 9 hours 5 minutes.

  • Buenos Aires's timezone is UTC-3, making Buenos Aires three hours ahead of Mexico City.

  • With seven flights a week between the two airports, Benito Juarez International Airport (MEX) to Ministro Pistarini Airport (EZE) is the busiest route. Board the earliest flight from Mexico City to Buenos Aires with Aeromexico at 09:00. If you prefer to get more out of your day before you fly, the last departure from MEX to EZE is with Aeromexico at 21:55.

  • To ensure you make it on your Mexico City to Buenos Aires flight, leave enough time to check in and find your gate. Arriving two hours before international departures and one hour before domestic flights is the general travel rule.

  • Travelling during a popular month like July? School holidays and other popular seasons can lead to longer queues at security. Be extra cautious and arrive up to four hours ahead of an international flight and two hours before a domestic departure.

How to find the cheapest flights from Mexico City to Buenos Aires

  • To snag cheap Mexico City to Buenos Aires flights, reserve your trip nine months ahead of your departure date.

  • Organise your trip for December. That's the best month for scoring cheap plane tickets from Mexico City to Buenos Aires. If you're flexible with your travel dates, use the 'Whole month' tool to see the lowest price across every month.

  • Never miss a deal on cheap flights from Mexico City to Buenos Aires by setting up a Price Alert. We'll send you an email or notification on the app when fares go down.

  • Save money on your Mexico City to Buenos Aires flight with the help of our filters. Choose your ideal departure time, duration and airlines, then sort the results by 'Cheapest' for the best deals.

Flying from Mexico City

Benito Juarez International Airport (MEX)

  • You can catch a direct flight from Mexico City to Buenos Aires taking off from Benito Juarez International Airport (MEX). Begin your journey at MEX and end it at Ministro Pistarini Airport (EZE).

  • Check out the promotions with Aeromexico. This airline offers direct Mexico City to Buenos Aires plane tickets from MEX.

  • Stopovers are the perfect opportunity to break up your trip — and possibly even visit a new city. When searching for Mexico City to Buenos Aires flights leaving from Benito Juarez International Airport, deselect the 'Direct flights only' box to see where you can visit along the way. Popular options include:

    • El Dorado International Airport (BOG)

    • Tocumen International Airport (PTY)

    • George Bush Intercontinental Airport (IAH)

  • The journey from central Mexico City to MEX takes around 55 minutes by public transport. If you ride-share, drive or get a cab, you'll cover the 6 kilometres in 25 minutes or so, depending on traffic.

  • Have an early flight from Mexico City to Buenos Aires? Avoid the last-minute rush to the terminal (and enjoy a little extra shut-eye) by choosing one of these hotels near Benito Juarez International Airport:

  • 80.91% of flights departing from Benito Juarez International Airport touch down at their destination on time. Given its dependable on-time performance, disruptions are unlikely when jetting out of MEX.

Santa Lucia Air Force Base Airport (NLU)

  • Split up your Mexico City to Buenos Aires flight with a stop so you can freshen up or cross another place off your list. Top stopovers between Santa Lucia Air Force Base Airport and Buenos Aires include:

    • El Dorado International Airport (BOG)

    • Tocumen International Airport (PTY)

    • Las Americas International Airport (SDQ)

  • You can get to NLU from central Mexico City in about 55 minutes by car, depending on traffic conditions. The journey on public transport takes roughly 1 hour 45 minutes to cover the 32 kilometres or so.

  • Getting to the airport on time before your flight from {"defaultCase":"Mexico City","accusativeCase":"Mexico City","nominativeCase":"Mexico City","dativeCase":"Mexico City"} to Buenos Aires is a lot easier when you stay close to Santa Lucia Air Force Base Airport. Consider checking in to Verticca Hotel the night before you fly out.

  • Santa Lucia Air Force Base Airport has an on-time performance of 67.58%. This figure provides insight into how often flights departing from this airport make it to their destination on time.

Arriving in Buenos Aires

Jorge Newbery Airport (AEP)

  • The distance from Jorge Newbery Airport (AEP) to central Buenos Aires is approximately 6 kilometres. It takes around 20 minutes to reach the centre driving.

  • It usually takes 40 minutes to get there on public transport.

  • The last thing you want is a long journey to your hotel if you're getting in late on a flight from Mexico City to Buenos Aires. Check in to one of these accommodation options near AEP instead:

  • Grab a Jorge Newbery Airport rental car and explore Buenos Aires and beyond with your own set of wheels. Hertz, Localiza and rentar low cost are leading providers to choose from here.

  • To lock in the lowest price, reserve your ride from Jorge Newbery Airport around one week ahead of your Mexico City to Buenos Aires flight.

Ministro Pistarini Airport (EZE)

  • The centre of Buenos Aires is about 24 kilometres from Ministro Pistarini Airport (EZE). After your flight from Mexico City to Buenos Aires has landed and you've made your way to arrivals, the drive should be around 35 minutes.

  • If you hop on public transport, the ride to the centre will take you 2 hours 10 minutes or so.

  • Hang the 'Do not disturb' sign on your door and rest at a hotel close to EZE. Here are a few options where you can tuck yourself in after your flight from Mexico City to Buenos Aires:

  • No need to worry about public transport schedules or waiting in a long cab line. Pick up a Ministro Pistarini Airport rental car and let your trip unfold on your terms. Check out the rates and availability from Hertz, Cactus and Localiza.

  • Avoid potential price surges. Securing your ride one week before your arrival at EZE will help you save.

Best time to go to Buenos Aires

  • August is the busiest month for flights from Mexico City to Buenos Aires. To escape the crowds, visit Buenos Aires in April.

  • The warmest month in Buenos Aires is January, with temperatures ranging between 19ºC and 31ºC. Lock in your Mexico City to Buenos Aires ticket then if that's your definition of good weather.

  • Look for cheap flights from Mexico City to Buenos Aires in July if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between 5ºC and 15ºC on average.

More about Buenos Aires

  • Start your Buenos Aires trip right by choosing the perfect place to stay. As soon as you've booked your flight from Mexico City to Buenos Aires, check out our range of accommodation options including:

  • There are so many things to see and do in this city it can be hard to work out where to start. Obelisco de Buenos Aires, Recoleta Cemetery and Casa Rosada are major attractions which should be on every Buenos Aires itinerary.

Explore more of Argentina

  • You've seen Buenos Aires, now it's time to explore more of Argentina. Travel around 274 kilometres north-west to Rosario to check off its popular sights. From Monumento a la Bandera (Flag Monument) to Predio Ferial Parque de la Independencia and Parque Nacional a la Bandera, you'll have a packed itinerary ahead.

  • La Plata is another favourite destination in Argentina and is around 56 kilometres south-east of Buenos Aires. No trip is complete without seeing Busto de Francisco Lopez Merino, Estacion circunvalacion and Museo Almafuerte.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.