Cheap flights from Montreal to Buenos Aires

Compare Montreal to Buenos Aires flight deals

Find the cheapest month or even day of the year to fly to Buenos Aires

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Flight deals from Montreal to Buenos Aires

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

Buenos Aires.C$1,002 per passenger.Departing Tue, Jan 13, returning Fri, Jan 30.Round-trip flight with Arajet.Outbound indirect flight with Arajet, departing from Montreal Pierre Elliott Trudeau on Tue, Jan 13, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Arajet, departing from Buenos Aires Ministro Pistarini on Fri, Jan 30, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From C$1,002, select.

Buenos Aires.C$1,094 per passenger.Departing Wed, Sep 24, returning Wed, Oct 1.Round-trip flight with Copa.Outbound indirect flight with Copa, departing from Montreal Pierre Elliott Trudeau on Wed, Sep 24, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Copa, departing from Buenos Aires Ministro Pistarini on Wed, Oct 1, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From C$1,094, select.

Buenos Aires.C$1,095 per passenger.Departing Fri, Aug 22, returning Fri, Aug 29.Round-trip flight with Arajet.Outbound indirect flight with Arajet, departing from Montreal Pierre Elliott Trudeau on Fri, Aug 22, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Arajet, departing from Buenos Aires Ministro Pistarini on Fri, Aug 29, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From C$1,095, select.

Buenos Aires.C$1,101 per passenger.Departing Wed, Sep 3, returning Wed, Sep 10.Round-trip flight with Avianca.Outbound indirect flight with Avianca, departing from Montreal Pierre Elliott Trudeau on Wed, Sep 3, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Avianca, departing from Buenos Aires Ministro Pistarini on Wed, Sep 10, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From C$1,101, select.

Buenos Aires.C$1,101 per passenger.Departing Wed, Oct 8, returning Wed, Oct 15.Round-trip flight with Avianca.Outbound indirect flight with Avianca, departing from Montreal Pierre Elliott Trudeau on Wed, Oct 8, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Avianca, departing from Buenos Aires Ministro Pistarini on Wed, Oct 15, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From C$1,101, select.

Buenos Aires.C$1,101 per passenger.Departing Thu, Mar 13, returning Thu, Mar 20.Round-trip flight with Copa.Outbound indirect flight with Copa, departing from Montreal Pierre Elliott Trudeau on Thu, Mar 13, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Copa, departing from Buenos Aires Ministro Pistarini on Thu, Mar 20, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From C$1,101, select.

Buenos Aires.C$1,105 per passenger.Departing Thu, Apr 3, returning Thu, Apr 10.Round-trip flight with Copa.Outbound indirect flight with Copa, departing from Montreal Pierre Elliott Trudeau on Thu, Apr 3, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Copa, departing from Buenos Aires Ministro Pistarini on Thu, Apr 10, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From C$1,105, select.

Buenos Aires.C$1,106 per passenger.Departing Thu, Mar 27, returning Thu, Apr 3.Round-trip flight with Copa.Outbound indirect flight with Copa, departing from Montreal Pierre Elliott Trudeau on Thu, Mar 27, arriving in Buenos Aires Ministro Pistarini.Inbound indirect flight with Copa, departing from Buenos Aires Ministro Pistarini on Thu, Apr 3, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From C$1,106, 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 January.

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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.

Montreal to Buenos Aires: Flight information

The things to know before you go.

Cheapest flight found	C$1,002
Cheapest month to fly	January

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 round-trip flights from Montreal to Buenos Aires?

The best price we found for a round-trip flight from Montreal to Buenos Aires is C$1,002. 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 C$1,002.

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

There are no flights flying from Montreal to Buenos Aires, as of February 2025.

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

The cheapest month to fly from Montreal to Buenos Aires is usually February 2025.

What's the cheapest airport to fly to 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 center of Buenos Aires. We've found flights to this airport from C$1,002.

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 Tuesday, January 13, 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 February, the average temperature is usually around 23°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 with from Montreal to Buenos Aires?

The cheapest airline that flies to Buenos Aires is Arajet.

How to find cheap flights to Buenos Aires from Montreal

Looking for cheap tickets from Montreal to Buenos Aires? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

Simply hit "search." From Delta Air Lines to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Montreal to Buenos Aires. And with us, there are no hidden fees – what you see is what you pay.
Compare flight deals to Buenos Aires from Montreal from over 1,000 providers. Then choose the cheapest plane tickets or fastest journeys.
Flex your dates to find the best Montreal–Buenos Aires ticket prices. If you're flexible when it comes to your travel dates, use Skyscanner's "Whole month" tool to find the cheapest month, and even day to fly to Buenos Aires from Montreal.
Set up a Price Alert. You can easily track the fare of your cheap Montreal–Buenos Aires flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
Fly without stops. Only interested in direct flights between Montreal and Buenos Aires? Make sure to tick "Direct flights only" when performing a search. If there are direct flights available on the route, these will appear in the results.
Find the cheapest Business Class flights from Montreal and Buenos Aires. We scour the Internet for the best Business, Premium Economy and First Class flight fares to Buenos Aires, too. Check the difference in price as you search – you might just stumble on a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
Include nearby airports in your search. Widen your search for Montreal to Buenos Aires flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save the next time you travel.

Combine your flight to Buenos Aires from Montreal with hotels and car rental

Once you've secured your cheap flight ticket from Montreal to Buenos Aires, discover the best prices and exclusive rates for hotels in Buenos Aires or nearby. You can also compare hundreds of car rental companies at once so you get the best car rental price for your trip.