Cheap Flights from Montreal to Buenos Aires

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Flight deals from Montreal to Buenos Aires

Looking for a cheap last-minute deal or the best return flight from Montreal to Buenos Aires? If you want to travel next month, return fares start from $1,146. Find the lowest prices on one-way and return tickets right here.

Buenos Aires.$1,041 per passenger.Departing Mon, 15 Jun, returning Tue, 30 Jun.Return flight with Arajet.Outbound indirect flight with Arajet, departs from Montreal Pierre Elliott Trudeau on Mon, 15 Jun, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Arajet, departs from Buenos Aires Ministro Pistarini on Tue, 30 Jun, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,041, select.

Buenos Aires.$1,114 per passenger.Departing Wed, 13 May, returning Thu, 4 Jun.Return flight with Arajet.Outbound indirect flight with Arajet, departs from Montreal Pierre Elliott Trudeau on Wed, 13 May, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Arajet, departs from Buenos Aires Ministro Pistarini on Thu, 4 Jun, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,114, select.

Buenos Aires.$1,136 per passenger.Departing Wed, 13 May, returning Thu, 21 May.Return flight with Arajet.Outbound indirect flight with Arajet, departs from Montreal Pierre Elliott Trudeau on Wed, 13 May, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Arajet, departs from Buenos Aires Ministro Pistarini on Thu, 21 May, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,136, select.

Buenos Aires.$1,146 per passenger.Departing Mon, 6 Apr, returning Tue, 21 Apr.Return flight with Arajet.Outbound indirect flight with Arajet, departs from Montreal Pierre Elliott Trudeau on Mon, 6 Apr, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Arajet, departs from Buenos Aires Ministro Pistarini on Tue, 21 Apr, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,146, select.

Buenos Aires.$1,195 per passenger.Departing Tue, 22 Sep, returning Wed, 30 Sep.Return flight with Copa.Outbound indirect flight with Copa, departs from Montreal Pierre Elliott Trudeau on Tue, 22 Sep, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Copa, departs from Buenos Aires Ministro Pistarini on Wed, 30 Sep, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,195, select.

Buenos Aires.$1,203 per passenger.Departing Mon, 1 Jun, returning Wed, 2 Sep.Return flight with Arajet.Outbound indirect flight with Arajet, departs from Montreal Pierre Elliott Trudeau on Mon, 1 Jun, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Arajet, departs from Buenos Aires Ministro Pistarini on Wed, 2 Sep, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,203, select.

Buenos Aires.$1,217 per passenger.Departing Fri, 9 Oct, returning Wed, 28 Oct.Return flight with Copa.Outbound indirect flight with Copa, departs from Montreal Pierre Elliott Trudeau on Fri, 9 Oct, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Copa, departs from Buenos Aires Ministro Pistarini on Wed, 28 Oct, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,217, select.

Buenos Aires.$1,252 per passenger.Departing Mon, 23 Mar, returning Thu, 9 Apr.Return flight with Arajet.Outbound indirect flight with Arajet, departs from Montreal Pierre Elliott Trudeau on Mon, 23 Mar, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Arajet, departs from Buenos Aires Ministro Pistarini on Thu, 9 Apr, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,252, select.

Buenos Aires.$1,257 per passenger.Departing Mon, 30 Mar, returning Fri, 28 Aug.Return flight with Arajet.Outbound indirect flight with Arajet, departs from Montreal Pierre Elliott Trudeau on Mon, 30 Mar, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Arajet, departs from Buenos Aires Ministro Pistarini on Fri, 28 Aug, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,257, select.

Buenos Aires.$1,263 per passenger.Departing Mon, 23 Mar, returning Tue, 31 Mar.Return flight with Arajet.Outbound indirect flight with Arajet, departs from Montreal Pierre Elliott Trudeau on Mon, 23 Mar, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Arajet, departs from Buenos Aires Ministro Pistarini on Tue, 31 Mar, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,263, select.

Buenos Aires.$1,267 per passenger.Departing Fri, 21 Aug, returning Wed, 2 Sep.Return flight with Arajet.Outbound indirect flight with Arajet, departs from Montreal Pierre Elliott Trudeau on Fri, 21 Aug, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Arajet, departs from Buenos Aires Ministro Pistarini on Wed, 2 Sep, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,267, select.

Buenos Aires.$1,268 per passenger.Departing Tue, 17 Nov, returning Tue, 8 Dec.Return flight with Air Canada and Arajet.Outbound indirect flight with Air Canada, departs from Montreal Pierre Elliott Trudeau on Tue, 17 Nov, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Arajet, departs from Buenos Aires Ministro Pistarini on Tue, 8 Dec, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,268, select.

Buenos Aires.$1,272 per passenger.Departing Wed, 4 Nov, returning Wed, 18 Nov.Return flight with Copa.Outbound indirect flight with Copa, departs from Montreal Pierre Elliott Trudeau on Wed, 4 Nov, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Copa, departs from Buenos Aires Ministro Pistarini on Wed, 18 Nov, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,272, select.

Buenos Aires.$1,314 per passenger.Departing Thu, 23 Apr, returning Fri, 1 May.Return flight with Copa.Outbound indirect flight with Copa, departs from Montreal Pierre Elliott Trudeau on Thu, 23 Apr, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Copa, departs from Buenos Aires Ministro Pistarini on Fri, 1 May, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,314, select.

Buenos Aires.$1,316 per passenger.Departing Tue, 1 Dec, returning Tue, 8 Dec.Return flight with Air Canada and Arajet.Outbound indirect flight with Air Canada, departs from Montreal Pierre Elliott Trudeau on Tue, 1 Dec, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Arajet, departs from Buenos Aires Ministro Pistarini on Tue, 8 Dec, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,316, select.

Buenos Aires.$1,321 per passenger.Departing Mon, 17 Aug, returning Mon, 24 Aug.Return flight with Arajet.Outbound indirect flight with Arajet, departs from Montreal Pierre Elliott Trudeau on Mon, 17 Aug, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Arajet, departs from Buenos Aires Ministro Pistarini on Mon, 24 Aug, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $1,321, select.

Find the cheapest month to fly from Montreal to Buenos Aires

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

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Alternative Montreal to Buenos Aires routes

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

Buenos Aires Jorge Newbery

7km from central Buenos Aires

Closest

from $1,425

Search flights

Buenos Aires Ministro Pistarini

28km from central Buenos Aires

Cheapest

from $1,041

Search flights

Montreal to Buenos Aires: Flight information

The things to know before you go.

Cheapest flight found	$1,041
Cheapest month to fly	June

Finding cheap flights from Montreal to Buenos Aires: Frequently asked questions

How many airports are there in Buenos Aires?

There are 2 airports in Buenos Aires: Buenos Aires Jorge Newbery and Buenos Aires Ministro Pistarini.

How much are return flights from Montreal to Buenos Aires?

The best price we found for a return flight from Montreal to Buenos Aires is $1,041. 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.

Which airlines fly direct from Montreal to Buenos Aires?

Currently, there are no airlines that fly direct from Montreal to Buenos Aires. But we found flights with one or more stops from $1,041.

How many flights are there a week from Montreal to Buenos Aires?

As of March 2026, there are no flights flying from Montreal to Buenos Aires.

When is the cheapest time to fly from Montreal to Buenos Aires?

The cheapest month to fly from Montreal to Buenos Aires is usually June.

Which is the cheapest airport to fly into in Buenos Aires?

If you're flying from Montreal, 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 $1,041.

Which upcoming date is cheapest to fly from Montreal to Buenos Aires on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Montreal to Buenos Aires on Monday, 15 June 2026.

Can I get a direct flight from Montreal to Buenos Aires?

No airlines currently offer direct flights between Montreal and Buenos Aires. Most routes have one or more stops.

How can I get the best flight deal from Montreal to Buenos Aires?

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.

When is the best time to book flights to Buenos Aires?

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.

What’s the weather like in Buenos Aires?

In March, the average temperature is usually around 22°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.

Which is the cheapest airline to fly from Montreal to Buenos Aires with?

The cheapest airline that flies to Buenos Aires is Arajet .

Travelling from Montreal to Buenos Aires: what you need to know

Montreal's main base, Montreal-Pierre Elliott Trudeau International Airport (YUL), is where countless incredible trips begin. Explore the departure options from here when planning your flight from Montreal to Buenos Aires.
Hop off your plane in Buenos Aires at Jorge Newbery Airport (AEP) or Ministro Pistarini Airport (EZE).
Buenos Aires is one hour ahead of Montreal and observes the UTC-3 timezone.
For stress-free travel, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This will give you enough time to board your Montreal to Buenos Aires flight.
You'll likely experience longer lines during popular months such as August. Arriving up to four hours in advance for an international flight and two hours for domestic departures is a good idea.

How to find the cheapest flights from Montreal to Buenos Aires

Don't wait until the last moment. You're more likely to find cheap Montreal to Buenos Aires flights if you book early. Airlines often offer some amazing early bird deals.
The 'Whole month' search tool shows you the cheapest plane tickets from Montreal to Buenos Aires across each month. It's an easy way to find a bargain if your trip dates aren't set in stone.
You don't need to check back in every day to find out if fares have dropped when you create a Price Alert. We'll update you the moment a better deal is available on cheap flights from Montreal to Buenos Aires.
Pick your ideal arrival and departure times, number of stops and airlines with the filters. Or sort your Montreal to Buenos Aires flight results by 'Best,' 'Fastest' or 'Cheapest.'

Flying from Montreal

Montreal-Pierre Elliott Trudeau International Airport (YUL)

Located around 16 kilometres from central Montreal, YUL can be reached in about 25 minutes by car (depending on traffic). The journey on public transport takes roughly 45 minutes.
Want a leisurely start to your travels? Stay near Montreal-Pierre Elliott Trudeau International Airport. Whether you're taking an early flight from Montreal to Buenos Aires or just don't want to be rushed, these hotels are ideal:
Of the departures from Montreal-Pierre Elliott Trudeau International Airport, 64.89% arrive as scheduled at their destination.
YUL's address is 975 Romeo Vachon Street North.

Arriving in Buenos Aires

Jorge Newbery Airport (AEP)

Jorge Newbery Airport (AEP) to central Buenos Aires takes around 20 minutes to reach by car. The centre is roughly 6 kilometres away.
It typically takes 40 minutes to get there when travelling by public transport.
If you have a late flight from Montreal to Buenos Aires, few things beat the convenience of staying close to the terminal. Grab your bags from the carousel and then be showered and relaxing not long after at one of these hotels near AEP:
Pick up a Jorge Newbery Airport rental car and discover Buenos Aires and beyond with your own wheels. Hertz, Localiza and rentar low cost are popular outlets to choose from here.
To get the lowest price, reserve your ride from Jorge Newbery Airport about one week in advance of your Montreal to Buenos Aires flight.

Ministro Pistarini Airport (EZE)

Ministro Pistarini Airport (EZE) is around 24 kilometres from central Buenos Aires. Following your flight from Montreal to Buenos Aires, it takes approximately 35 minutes to reach the heart of the city in a cab or ride-share.
You can expect the journey to take roughly 2 hours 10 minutes on public transport.
Hang the 'Do not disturb' sign on your door and relax at a hotel near EZE. Here are a few options where you can tuck yourself in after your flight from Montreal to Buenos Aires:
No need to worry about public transport schedules or waiting in a long cab line. Grab a Ministro Pistarini Airport rental car and let the journey unfold your way. Compare rates and availability from Hertz, Cactus and Localiza.
Get what you want, not just what's left over. Reserving your ride from EZE one week in advance often means more savings and a wider selection of vehicles.

Best time to go to Buenos Aires

It's time to plan your travel dates for your flight from Montreal to Buenos Aires. August is the most popular month to visit Buenos Aires. If you like a more relaxed atmosphere, go in April.
Book a Montreal to Buenos Aires ticket departing in January if you're eager to explore the city during its warmest month. You can expect temperatures in Buenos Aires to range from 19ºC to 31ºC.
If you like cooler conditions, search for a cheap flight from Montreal to Buenos Aires in July when temperatures average between 5ºC and 15ºC.

More about Buenos Aires

After booking your flight from Montreal to Buenos Aires, decide where you'll be dropping your bags. Make one of these accommodation options your base for exploring Buenos Aires:
There are so many things to do and see in this city it can be hard to figure out where to start. Obelisco de Buenos Aires, Recoleta Cemetery and Casa Rosada are highlights which should be on any well-planned Buenos Aires itinerary.

Explore more of Argentina

You've done Buenos Aires, now it's time to discover other parts of Argentina. Journey about 274 kilometres north-west to Rosario to tick off its leading attractions. From Monumento a la Bandera (Flag Monument) to Predio Ferial Parque de la Independencia and Parque Nacional a la Bandera, there's plenty to keep you busy.
If you're interested in discovering another great destination in Argentina, head for La Plata, roughly 56 kilometres south-east of Buenos Aires. Busto de Francisco Lopez Merino, Estacion circunvalacion and Museo Almafuerte are among the biggest draws.