What is the cheapest airline that flies from Montreal to Buenos Aires?

Arajet and Air Canada are the most popular carriers operating from Montreal to Buenos Aires

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

Flights via Punta Cana (PUJ) offer the lowest average round-trip price of C$ 1,104.

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

Punta Cana (PUJ) has the shortest average layover time for this route: 2h 11m.

Which airlines fly to Buenos Aires?

Air Canada, Copa Airlines and Avianca are the top three most popular airlines that fly to Buenos Aires from Montreal according to our data. Air Canada is the first choice among our users, with 42% of people opting to fly with this airline when travelling to Buenos Aires. Keep in mind that there are 7 different airlines that fly to Buenos Aires on a routine basis, so you have a few additional options to choose from.

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

Sao Paulo (GRU) was the most common stop: 40% of momondo users choosing one-stop flights on this route connected there.

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

Flights connecting via Atlanta (ATL) have the shortest average one-way travel time: 14h 35m.

When did momondo last update prices for flights from Montreal to Buenos Aires?

Prices for flights from Montreal to Buenos Aires are refreshed on a daily basis.

How many operators does momondo search for flights from Montreal to Buenos Aires?

As of April 2026, there are 7 operators available to choose from for flights from Montreal to Buenos Aires.

How old do you have to be to fly from Montreal to Buenos Aires?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montreal to Buenos Aires.

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

The travel and health documents required for your trip to Buenos Aires can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buenos Aires. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 481 Cheap Flights from Montreal to Buenos Aires in 2026

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Round-trip

One-way

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Cheap round-trip flights

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7:00 a.m. - 12:05 a.m.

YUL

EZE

16h 05m

1 stop

9:15 a.m. - 12:20 a.m.

EZE

YUL

16h 05m

1 stop

C$ 955Arajet

Wed, 10 Jun - Tue, 30 Jun

7:00 a.m. - 12:05 a.m.

YUL

EZE

16h 05m

1 stop

8:40 a.m. - 12:20 a.m.

EZE

YUL

16h 40m

1 stop

C$ 1,020Arajet

Mon, 1 Jun - Sun, 14 Jun

7:00 a.m. - 12:05 a.m.

YUL

EZE

16h 05m

1 stop

7:10 a.m. - 12:20 a.m.

EZE

YUL

18h 10m

1 stop

C$ 1,041Arajet

Mon, 12 Oct - Thu, 29 Oct

9:30 p.m. - 2:30 p.m.

YUL

EZE

40h 00m

2 stops

9:15 a.m. - 12:20 a.m.

EZE

YUL

16h 05m

1 stop

C$ 1,048Multiple Airlines

Tue, 1 Sep - Tue, 15 Sep

4:40 p.m. - 2:30 p.m.

YUL

EZE

20h 50m

2 stops

4:45 p.m. - 9:23 a.m.

EZE

YUL

18h 38m

2 stops

C$ 1,056Air Canada

Tue, 20 Oct - Sat, 21 Nov

7:00 a.m. - 4:00 p.m.

YUL

AEP

32h 00m

2 stops

8:05 p.m. - 11:51 p.m.

AEP

YUL

29h 46m

2 stops

C$ 1,187Delta

Tue, 13 Oct - Sun, 1 Nov

7:00 a.m. - 2:50 p.m.

YUL

AEP

30h 50m

2 stops

3:45 p.m. - 5:05 p.m.

AEP

YUL

26h 20m

2 stops

C$ 1,191LATAM Airlines

Tue, 8 Sep - Mon, 28 Sep

12:45 p.m. - 4:00 p.m.

YUL

AEP

26h 15m

2 stops

8:05 p.m. - 12:51 a.m.

AEP

YUL

29h 46m

2 stops

C$ 1,205Delta

Tue, 13 Oct - Sat, 31 Oct

11:00 p.m. - 5:40 a.m.

YUL

AEP

29h 40m

1 stop

7:00 a.m. - 9:35 p.m.

AEP

YUL

15h 35m

1 stop

C$ 1,217Avianca

Mon, 25 May - Mon, 8 Jun

11:00 p.m. - 5:40 a.m.

YUL

AEP

29h 40m

1 stop

7:00 a.m. - 9:35 p.m.

AEP

YUL

15h 35m

1 stop

C$ 1,220Avianca

Wed, 26 Aug - Sun, 6 Sep

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Arajet flights from Montreal to Buenos Aires

Our best Arajet deals on Montreal to Buenos Aires flight tickets

Arajet

10 Jun

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

16h 05m

1 stop

EZE12:05 a.m.Buenos Aires Ministro Pistarini

30 Jun

EZE9:15 a.m.Buenos Aires Ministro Pistarini

16h 05m

1 stop

YUL12:20 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 955

Arajet

1 Jun

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

16h 05m

1 stop

EZE12:05 a.m.Buenos Aires Ministro Pistarini

9 Jun

EZE9:15 a.m.Buenos Aires Ministro Pistarini

16h 05m

1 stop

YUL12:20 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,009

Arajet

1 Jun

YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl

16h 05m

1 stop

EZE12:05 a.m.Buenos Aires Ministro Pistarini

14 Jun

EZE8:40 a.m.Buenos Aires Ministro Pistarini

16h 40m

1 stop

YUL12:20 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,020

Air Canada flights from Montreal to Buenos Aires

Our best Air Canada deals on Montreal to Buenos Aires flight tickets

Air Canada

20 Oct

YUL4:40 p.m.Montreal Pierre Elliott Trudeau Intl

20h 50m

2 stops

EZE2:30 p.m.Buenos Aires Ministro Pistarini

21 Nov

EZE4:45 p.m.Buenos Aires Ministro Pistarini

18h 38m

2 stops

YUL9:23 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,056

Air Canada

1 Sep

YUL10:55 p.m.Montreal Pierre Elliott Trudeau Intl

14h 35m

1 stop

EZE2:30 p.m.Buenos Aires Ministro Pistarini

12 Sep

EZE4:35 p.m.Buenos Aires Ministro Pistarini

14h 35m

1 stop

YUL6:10 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,086

Air Canada

2 Sep

YUL10:55 p.m.Montreal Pierre Elliott Trudeau Intl

14h 35m

1 stop

EZE2:30 p.m.Buenos Aires Ministro Pistarini

14 Sep

EZE4:35 p.m.Buenos Aires Ministro Pistarini

14h 35m

1 stop

YUL6:10 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,087

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Wed 10/6

7:00 a.m.-12:05 a.m.

1 stop16h 05m

Buenos Aires Ministro Pistarini

Tue 30/6

9:15 a.m.-12:20 a.m.

1 stop16h 05m

C$ 955

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

7:00 a.m.-12:05 a.m.

1 stop16h 05m

Buenos Aires Ministro Pistarini

Sun 14/6

8:40 a.m.-12:20 a.m.

1 stop16h 40m

C$ 1,020

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Mon 12/10

7:00 a.m.-12:05 a.m.

1 stop16h 05m

Buenos Aires Ministro Pistarini

Thu 29/10

7:10 a.m.-12:20 a.m.

1 stop18h 10m

C$ 1,041

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Tue 1/9

9:30 p.m.-2:30 p.m.

2 stops40h 00m

Buenos Aires Ministro Pistarini

Tue 15/9

9:15 a.m.-12:20 a.m.

1 stop16h 05m

C$ 1,048

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Tue 20/10

4:40 p.m.-2:30 p.m.

2 stops20h 50m

Buenos Aires Ministro Pistarini

Sat 21/11

4:45 p.m.-9:23 a.m.

2 stops18h 38m

C$ 1,056

MontrealBuenos Aires

YUL - AEP

YULAEP

Montreal Pierre Elliott Trudeau Intl

Tue 13/10

7:00 a.m.-4:00 p.m.

2 stops32h 00m

Buenos Aires Jorge Newbery

Sun 1/11

8:05 p.m.-11:51 p.m.

2 stops29h 46m

C$ 1,187

MontrealBuenos Aires

YUL - AEP

YULAEP

Montreal Pierre Elliott Trudeau Intl

Tue 8/9

7:00 a.m.-2:50 p.m.

2 stops30h 50m

Buenos Aires Jorge Newbery

Mon 28/9

3:45 p.m.-5:05 p.m.

2 stops26h 20m

C$ 1,191

MontrealBuenos Aires

YUL - AEP

YULAEP

Montreal Pierre Elliott Trudeau Intl

Tue 13/10

12:45 p.m.-4:00 p.m.

2 stops26h 15m

Buenos Aires Jorge Newbery

Sat 31/10

8:05 p.m.-12:51 a.m.

2 stops29h 46m

C$ 1,205

MontrealBuenos Aires

YUL - AEP

YULAEP

Montreal Pierre Elliott Trudeau Intl

Mon 25/5

11:00 p.m.-5:40 a.m.

1 stop29h 40m

Buenos Aires Jorge Newbery

Mon 8/6

7:00 a.m.-9:35 p.m.

1 stop15h 35m

C$ 1,217

MontrealBuenos Aires

YUL - AEP

YULAEP

Montreal Pierre Elliott Trudeau Intl

Wed 26/8

11:00 p.m.-5:40 a.m.

1 stop29h 40m

Buenos Aires Jorge Newbery

Sun 6/9

7:00 a.m.-9:35 p.m.

1 stop15h 35m

C$ 1,220

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montreal to Buenos Aires

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Montreal and Buenos Aires?

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Montreal is in April. Flight prices, which tend to average around C$ 333, are often lower during this time because this is during the off-season. If you’re not able to fly to Buenos Aires in April, then June is your next best option. Flight prices from Montreal to Buenos Aires during June average around C$ 440.

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

You are more likely to see cheaper flights to Buenos Aires from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around C$ 1,227 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Montreal for as low as C$ 944 on momondo.

Can stopping save me money on Montreal to Buenos Aires flights?

You could potentially save up to 50% on your flight if you consider stops on a Montreal to Buenos Aires flight.

How have Montreal to Buenos Aires flight prices changed over time?

As of April 2026, prices for Montreal to Buenos Aires flights are approximately 34% more expensive when compared to flights at the same time last year.

When to book flights from Montreal to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Montreal to Buenos Aires (YMQ to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Buenos Aires

Fastest flight time	13h 55m
Direct flights	None

The fastest flight from Montreal to Buenos Aires takes 13h 55m

There are no direct flights from Montreal to Buenos Aires. There are no popular flight routes from Montreal to Buenos Aires.

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Frequently asked questions about flying from Montreal to Buenos Aires

How far is Montreal to Buenos Aires by plane?
A flight from Montreal to Buenos Aires will travel around 9031.8 km. In terms of flight time, this usually takes a little over 13h 55m.
When did momondo last update prices for flights from Montreal to Buenos Aires?
Prices for flights from Montreal to Buenos Aires are refreshed on a daily basis.
How many operators does momondo search for flights from Montreal to Buenos Aires?
As of April 2026, there are 7 operators available to choose from for flights from Montreal to Buenos Aires.
How old do you have to be to fly from Montreal to Buenos Aires?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montreal to Buenos Aires.
What documentation or ID do you need to fly to Buenos Aires?
The travel and health documents required for your trip to Buenos Aires can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buenos Aires. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Montreal to Buenos Aires?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Montreal to Buenos Aires is United Airlines (29% of total bookings). The next most popular airlines are Air Canada (27%), Copa Airlines (24%), and Avianca (8%).

Best airlines flying from Montreal to Buenos Aires

Compare and see reviews for airlines that fly from Montreal to Buenos Aires with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom C$ 555	Free Cancellation	Rating 7.9 8,469 reviews	Search Delta flights
Copa Airlines	PriceFrom C$ 782	Free Cancellation	Rating 7.5 1,580 reviews	Search Copa Airlines flights
Arajet	PriceFrom C$ 819	Free Cancellation	Rating 6.5 47 reviews	Search Arajet flights
Air Canada	PriceFrom C$ 914	Free Cancellation	Rating 7.1 10,977 reviews	Search Air Canada flights
LATAM Airlines	PriceFrom C$ 971	Free Cancellation	Rating 7.4 1,913 reviews	Search LATAM Airlines flights
Avianca	PriceFrom C$ 1,014	Free Cancellation	Rating 6.5 2,514 reviews	Search Avianca flights
United Airlines	PriceFrom C$ 1,072	Free Cancellation	Rating 7.4 9,678 reviews	Search United Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Montreal to Buenos Aires for you.

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

Yes. momondo allows you to filter the results for Montreal to Buenos Aires flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Buenos Aires from Montreal.

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

Of course. momondo tracks the price of Montreal to Buenos Aires flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Fly into one of these airports located in Buenos Aires

Buenos Aires Jorge Newbery Airport

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Cheap flights from Montreal to Buenos Aires from C$ 481

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to Buenos Aires departing on 8/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Arajet flights from Montreal to Buenos Aires

Our best Arajet deals on Montreal to Buenos Aires flight tickets

Air Canada flights from Montreal to Buenos Aires

Our best Air Canada deals on Montreal to Buenos Aires flight tickets

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How to get the cheapest flight ticket from Montreal to Buenos Aires

What is the typical price of a round-trip flight between Montreal and Buenos Aires?

What is the cheapest month to fly to Buenos Aires?

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

Can stopping save me money on Montreal to Buenos Aires flights?

How have Montreal to Buenos Aires flight prices changed over time?

What is the cheapest airline that flies from Montreal to Buenos Aires?

Which airlines fly to Buenos Aires?

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

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

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

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

When to book flights from Montreal to Buenos Aires

Cheap Montreal to Buenos Aires (YMQ to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Buenos Aires

Fastest flight time

Direct flights

Frequently asked questions about flying from Montreal to Buenos Aires

Best airlines flying from Montreal to Buenos Aires

Compare and see reviews for airlines that fly from Montreal to Buenos Aires with momondo

Why use momondo?

An easier way to manage your Buenos Aires trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 27.4 km from Buenos Aires

Fly your favourite airline to Buenos Aires

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Buenos Aires

List of cabin classes available on flights landing in Buenos Aires. Availability may vary depending on flight origin and airline.

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