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

Arajet and American Airlines are the most popular carriers operating from Montreal to Buenos Aires

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 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.

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$ 1,109.

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.

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 May 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$ 462 Cheap Flights from Montreal to Buenos Aires in 2026

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

Prices are currently low for flights on this route. Typical prices usually range from C$ 1,229 to C$ 1,103. The lowest price recently found on this route was C$ 771.

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Find the cheapest flights from Montreal to Buenos Aires

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:30 p.m. - 11:05 a.m.

YUL

EZE

19h 35m

2 stops

10:05 p.m. - 2:44 p.m.

EZE

YUL

17h 39m

1 stop

C$ 771American Airlines

Tue, 16 Jun - Mon, 29 Jun

6:45 a.m. - 12:05 a.m.

YUL

EZE

15h 20m

1 stop

11:00 a.m. - 12:15 a.m.

EZE

YUL

15h 15m

1 stop

C$ 863Arajet

Mon, 2 Nov - Tue, 17 Nov

6:45 a.m. - 4:00 a.m.

YUL

EZE

20h 15m

2 stops

11:00 a.m. - 12:15 a.m.

EZE

YUL

15h 15m

1 stop

C$ 893Multiple Airlines

Fri, 30 Oct - Tue, 17 Nov

7:51 a.m. - 8:15 p.m.

YUL

EZE

35h 24m

2 stops

8:30 p.m. - 9:44 p.m.

EZE

YUL

26h 14m

2 stops

C$ 908American Airlines

Tue, 9 Jun - Sat, 4 Jul

6:45 a.m. - 4:00 a.m.

YUL

EZE

20h 15m

2 stops

11:00 a.m. - 12:15 a.m.

EZE

YUL

15h 15m

1 stop

C$ 909Multiple Airlines

Fri, 30 Oct - Tue, 17 Nov

6:15 p.m. - 4:00 p.m.

YUL

AEP

20h 45m

2 stops

3:45 p.m. - 6:50 p.m.

AEP

YUL

28h 05m

2 stops

C$ 1,189Delta

Mon, 28 Sep - Tue, 13 Oct

6:15 p.m. - 4:00 p.m.

YUL

AEP

20h 45m

2 stops

5:05 p.m. - 5:03 p.m.

AEP

YUL

25h 58m

2 stops

C$ 1,190Delta

Mon, 26 Oct - Tue, 17 Nov

6:15 p.m. - 4:00 p.m.

YUL

AEP

20h 45m

2 stops

5:05 p.m. - 5:03 p.m.

AEP

YUL

25h 58m

2 stops

C$ 1,197LATAM Airlines

Wed, 28 Oct - Tue, 17 Nov

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$ 1,221Avianca

Fri, 26 Jun - Tue, 14 Jul

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

YUL

AEP

29h 40m

1 stop

7:00 a.m. - 8:35 p.m.

AEP

YUL

15h 35m

1 stop

C$ 1,223Avianca

Wed, 21 Oct - Wed, 11 Nov

Arajet flights from Montreal to Buenos Aires

Our best Arajet deals on Montreal to Buenos Aires flight tickets

Arajet

2 Nov

YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl

15h 20m

1 stop

EZE12:05 a.m.Buenos Aires Ministro Pistarini

17 Nov

EZE11:00 a.m.Buenos Aires Ministro Pistarini

15h 15m

1 stop

YUL12:15 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 863

Arajet

16 Oct

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

22h 45m

1 stop

EZE6:45 a.m.Buenos Aires Ministro Pistarini

5 Nov

EZE7:10 a.m.Buenos Aires Ministro Pistarini

19h 05m

1 stop

YUL12:15 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 946

Arajet

7 Oct

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

22h 45m

1 stop

EZE6:45 a.m.Buenos Aires Ministro Pistarini

22 Oct

EZE11:00 a.m.Buenos Aires Ministro Pistarini

14h 20m

1 stop

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

C$ 1,105

LATAM Airlines flights from Montreal to Buenos Aires

Our best LATAM Airlines deals on Montreal to Buenos Aires flight tickets

LATAM Airlines

28 Oct

YUL6:15 p.m.Montreal Pierre Elliott Trudeau Intl

20h 45m

2 stops

AEP4:00 p.m.Buenos Aires Jorge Newbery

17 Nov

AEP5:05 p.m.Buenos Aires Jorge Newbery

25h 58m

2 stops

YUL5:03 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,197

LATAM Airlines

25 Aug

YUL12:44 p.m.Montreal Pierre Elliott Trudeau Intl

29h 56m

2 stops

AEP7:40 p.m.Buenos Aires Jorge Newbery

19 Sep

AEP3:45 p.m.Buenos Aires Jorge Newbery

26h 20m

2 stops

YUL5:05 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,240

LATAM Airlines

30 Aug

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

30h 50m

2 stops

AEP2:50 p.m.Buenos Aires Jorge Newbery

19 Sep

AEP3:45 p.m.Buenos Aires Jorge Newbery

26h 20m

2 stops

YUL5:05 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,280

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Tue 16/6

2:30 p.m.-11:05 a.m.

2 stops19h 35m

Buenos Aires Ministro Pistarini

Mon 29/6

10:05 p.m.-2:44 p.m.

1 stop17h 39m

C$ 771

Quickest round-trip

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Mon 2/11

6:45 a.m.-12:05 a.m.

1 stop15h 20m

Buenos Aires Ministro Pistarini

Tue 17/11

11:00 a.m.-12:15 a.m.

1 stop15h 15m

C$ 863

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Fri 30/10

6:45 a.m.-4:00 a.m.

2 stops20h 15m

Buenos Aires Ministro Pistarini

Tue 17/11

11:00 a.m.-12:15 a.m.

1 stop15h 15m

C$ 893

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Tue 9/6

7:51 a.m.-8:15 p.m.

2 stops35h 24m

Buenos Aires Ministro Pistarini

Sat 4/7

8:30 p.m.-9:44 p.m.

2 stops26h 14m

C$ 908

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Fri 30/10

6:45 a.m.-4:00 a.m.

2 stops20h 15m

Buenos Aires Ministro Pistarini

Tue 17/11

11:00 a.m.-12:15 a.m.

1 stop15h 15m

C$ 909

MontrealBuenos Aires

YUL - AEP

YULAEP

Montreal Pierre Elliott Trudeau Intl

Mon 28/9

6:15 p.m.-4:00 p.m.

2 stops20h 45m

Buenos Aires Jorge Newbery

Tue 13/10

3:45 p.m.-6:50 p.m.

2 stops28h 05m

C$ 1,189

MontrealBuenos Aires

YUL - AEP

YULAEP

Montreal Pierre Elliott Trudeau Intl

Mon 26/10

6:15 p.m.-4:00 p.m.

2 stops20h 45m

Buenos Aires Jorge Newbery

Tue 17/11

5:05 p.m.-5:03 p.m.

2 stops25h 58m

C$ 1,190

MontrealBuenos Aires

YUL - AEP

YULAEP

Montreal Pierre Elliott Trudeau Intl

Wed 28/10

6:15 p.m.-4:00 p.m.

2 stops20h 45m

Buenos Aires Jorge Newbery

Tue 17/11

5:05 p.m.-5:03 p.m.

2 stops25h 58m

C$ 1,197

MontrealBuenos Aires

YUL - AEP

YULAEP

Montreal Pierre Elliott Trudeau Intl

Fri 26/6

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

1 stop29h 40m

Buenos Aires Jorge Newbery

Tue 14/7

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

1 stop15h 35m

C$ 1,221

MontrealBuenos Aires

YUL - AEP

YULAEP

Montreal Pierre Elliott Trudeau Intl

Wed 21/10

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

1 stop29h 40m

Buenos Aires Jorge Newbery

Wed 11/11

7:00 a.m.-8:35 p.m.

1 stop15h 35m

C$ 1,223

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 June. Flight prices, which tend to average around C$ 442, are often lower during this time because this is during the off-season. If you’re not able to fly to Buenos Aires in June, then October is your next best option. Flight prices from Montreal to Buenos Aires during October average around C$ 505.

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$ 1,231 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$ 948 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 May 2026, prices for Montreal to Buenos Aires flights are approximately 61% 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	15h 20m
Direct flights	None

The fastest flight from Montreal to Buenos Aires takes 15h 20m

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

Search flight deals

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 15h 20m.
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 May 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 (27% of total bookings). The next most popular airlines are Air Canada (25%), Copa Airlines (25%), 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$ 557	Free Cancellation	Rating 7.9 8,453 reviews	Search Delta flights
Arajet	PriceFrom C$ 822	Free Cancellation	Rating 6.5 48 reviews	Search Arajet flights
LATAM Airlines	PriceFrom C$ 975	Free Cancellation	Rating 7.4 1,923 reviews	Search LATAM Airlines flights
Avianca	PriceFrom C$ 1,018	Free Cancellation	Rating 6.5 2,525 reviews	Search Avianca flights
Copa Airlines	PriceFrom C$ 1,037	Free Cancellation	Rating 7.5 1,585 reviews	Search Copa Airlines flights
Air Canada	PriceFrom C$ 1,041	Free Cancellation	Rating 7.1 11,042 reviews	Search Air Canada flights
United Airlines	PriceFrom C$ 1,077	Free Cancellation	Rating 7.4 9,718 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$ 462

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 22/6. 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

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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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