Which layover airport offers the lowest fares from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires?

Flights via Punta Cana (PUJ) offer the lowest average round-trip price of C$ 1,059.

What is the cheapest airline that flies from Montreal Pierre Elliott Trudeau Intl to Buenos Aires?

United Airlines, American Airlines, and Delta are the most popular carriers operating from Montreal Pierre Elliott Trudeau Intl to Buenos Aires

Which layover airport has the shortest travel time from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires?

Flights connecting via Punta Cana (PUJ) have the shortest average one-way travel time: 14h 52m.

Which airport is the most popular layover for flights between Montreal Pierre Elliott Trudeau Intl Airport and Buenos Aires?

Sao Paulo (GRU) was the most common stop: 34% of momondo users choosing one-stop flights on this route connected there.

Which layover airport has the shortest connection time from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires?

Bogotá (BOG) has the shortest average layover time for this route: 2h 27m.

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 Pierre Elliott Trudeau Intl Airport according to our data. Air Canada is the first choice among our users, with 33% 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.

How many operators does momondo search for flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires?

As of September 2026, there are 7 operators available to choose from for flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires.

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

The travel and health documents you'll need for your trip to Buenos Aires may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buenos Aires. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 433 Cheap Flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires

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7:00 a.m. - 12:05 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

16h 05m1 stop Punta Cana

11:00 a.m. - 12:15 a.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

15h 15m1 stop Punta Cana

C$ 833Arajet

Wed, 7 Oct - Thu, 10 Dec

7:00 a.m. - 1:45 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

16h 45m1 stop Punta Cana

11:00 a.m. - 12:15 a.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

15h 15m1 stop Punta Cana

C$ 933Arajet

Wed, 25 Nov - Thu, 10 Dec

7:00 a.m. - 7:25 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

22h 25m1 stop Miami

10:10 a.m. - 11:29 p.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

15h 19m1 stop Miami

C$ 997American Airlines

Tue, 12 Jan - Wed, 10 Feb

7:00 a.m. - 10:15 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

25h 15m1 stop Miami

10:50 p.m. - 11:26 p.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

26h 36m1 stop Miami

C$ 998American Airlines

Tue, 12 Jan - Wed, 10 Feb

12:45 p.m. - 7:35 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

16h 50m1 stop Atlanta Hartsfield-Jackson

11:35 p.m. - 5:03 p.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

18h 28m1 stop Atlanta Hartsfield-Jackson

C$ 1,112Delta

Tue, 2 Mar - Wed, 17 Mar

6:00 a.m. - 9:50 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

25h 50m2 stops Detroit Metropolitan Wayne County Miami

11:35 p.m. - 5:03 p.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

18h 28m1 stop Atlanta Hartsfield-Jackson

C$ 1,119Delta

Tue, 2 Mar - Wed, 17 Mar

7:00 a.m. - 9:40 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

24h 40m1 stop Atlanta Hartsfield-Jackson

7:20 a.m. - 11:51 p.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

18h 31m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

C$ 1,169LATAM Airlines

Tue, 12 Jan - Wed, 10 Feb

7:00 a.m. - 9:40 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

24h 40m1 stop Atlanta Hartsfield-Jackson

7:20 a.m. - 11:51 p.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

18h 31m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson

C$ 1,170LATAM Airlines

Tue, 12 Jan - Wed, 10 Feb

7:22 a.m. - 1:11 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

15h 49m1 stop Panama City Tocumen Intl

3:40 a.m. - 12:05 a.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

22h 25m1 stop Panama City Tocumen Intl

C$ 1,202Copa Airlines

Mon, 9 Nov - Sun, 15 Nov

7:22 a.m. - 3:16 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

17h 54m1 stop Panama City Tocumen Intl

3:40 a.m. - 12:05 a.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

22h 25m1 stop Panama City Tocumen Intl

C$ 1,324Copa Airlines

Sun, 8 Nov - Sat, 21 Nov

Cheap one-way flights

Enter your travel dates to find the best prices.

7:00 a.m. - 12:56 a.m.YUL Montreal Pierre Elliott Trudeau Intl-AEP Buenos Aires Jorge Newbery

39h 56m2 stops Punta Cana Mendoza El Plumerillo

C$ 433Multiple Airlines

Mon, 16 Nov

7:00 a.m. - 3:57 p.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

31h 57m2 stops Punta Cana Mendoza El Plumerillo

C$ 460Multiple Airlines

Mon, 5 Oct

7:00 a.m. - 12:05 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

16h 05m1 stop Punta Cana

C$ 468Arajet

Wed, 7 Oct

7:00 a.m. - 10:05 p.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

14h 05m1 stop Punta Cana

C$ 470Arajet

Mon, 26 Oct

12:45 p.m. - 10:40 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

43h 55m2 stops Atlanta Hartsfield-Jackson Santiago Arturo Merino Benitez

C$ 596LATAM Airlines

Tue, 5 Jan

4:40 p.m. - 2:30 p.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

20h 50m2 stops Toronto Pearson Intl Sao Paulo Guarulhos Intl

C$ 647Air Canada

Tue, 20 Oct

11:10 a.m. - 3:05 p.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

25h 55m2 stops Toronto Pearson Intl Sao Paulo Guarulhos Intl

C$ 649Air Canada

Tue, 8 Dec

4:55 p.m. - 8:00 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

38h 05m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

C$ 670United Airlines

Sun, 18 Oct

6:00 a.m. - 9:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

25h 20m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

C$ 670United Airlines

Thu, 31 Dec

7:00 a.m. - 6:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

21h 20m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

C$ 703LATAM Airlines

Mon, 16 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

7:00 a.m. - 12:05 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

16h 05m1 stop Punta Cana

11:00 a.m. - 12:20 a.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

14h 20m1 stop Punta Cana

C$ 1,042Arajet

Wed, 23 Sep - Tue, 13 Oct

12:44 p.m. - 2:45 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

37h 01m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl

11:00 a.m. - 12:20 a.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

14h 20m1 stop Punta Cana

C$ 1,362Multiple Airlines

Wed, 23 Sep - Tue, 13 Oct

9:15 a.m. - 8:00 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

21h 45m2 stops Washington, D.C. Dulles Intl Houston George Bush Intcntl

9:00 p.m. - 9:26 p.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

25h 26m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

C$ 1,384United Airlines

Wed, 23 Sep - Tue, 13 Oct

6:00 a.m. - 8:00 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

25h 00m2 stops Newark Houston George Bush Intcntl

9:00 p.m. - 4:10 p.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

44h 10m2 stops Houston George Bush Intcntl Newark

C$ 1,500United Airlines

Fri, 25 Sep - Mon, 12 Oct

11:00 p.m. - 1:20 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

25h 20m2 stops Bogotá El Dorado Medellín Jose Maria Cordova Intl

7:10 a.m. - 9:35 p.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

15h 25m1 stop Bogotá El Dorado

C$ 1,658Avianca

Fri, 25 Sep - Mon, 12 Oct

7:00 a.m. - 11:30 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

27h 30m2 stops Punta Cana Santiago Arturo Merino Benitez

9:15 p.m. - 7:30 a.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

35h 15m3 stops Punta Cana Cancun Mexico City Benito Juarez

C$ 1,668Multiple Airlines

Fri, 25 Sep - Mon, 12 Oct

7:00 a.m. - 5:40 a.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

21h 40m3 stops Punta Cana Medellín Jose Maria Cordova Intl Bogotá El Dorado

9:15 p.m. - 7:30 a.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

35h 15m3 stops Punta Cana Cancun Mexico City Benito Juarez

C$ 1,875Multiple Airlines

Fri, 25 Sep - Mon, 12 Oct

11:00 p.m. - 3:40 p.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

15h 40m1 stop Bogotá El Dorado

4:50 p.m. - 8:45 p.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

29h 55m1 stop Bogotá El Dorado

C$ 3,570Avianca

Fri, 25 Sep - Mon, 7 Dec

1:10 p.m. - 2:30 p.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

24h 20m3 stops Ottawa Toronto Pearson Intl Sao Paulo Guarulhos Intl

4:45 p.m. - 10:25 a.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

19h 40m2 stops Sao Paulo Guarulhos Intl Toronto Pearson Intl

C$ 15,319Air Canada

Fri, 25 Sep - Mon, 7 Dec

4:45 p.m. - 2:30 p.m.YUL Montreal Pierre Elliott Trudeau Intl-EZE Buenos Aires Ministro Pistarini

20h 45m3 stops Ottawa Toronto Pearson Intl Sao Paulo Guarulhos Intl

4:45 p.m. - 3:58 p.m.EZE Buenos Aires Ministro Pistarini-YUL Montreal Pierre Elliott Trudeau Intl

25h 13m3 stops Sao Paulo Guarulhos Intl Toronto Pearson Intl Ottawa

C$ 19,289Air Canada

Fri, 25 Sep - Mon, 7 Dec

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American Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires

Our best American Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires flight tickets

American Airlines

12 Jan

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

22h 25m

1 stop

EZE7:25 a.m.Buenos Aires Ministro Pistarini

10 Feb

EZE10:10 a.m.Buenos Aires Ministro Pistarini

15h 19m

1 stop

YUL11:29 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 997

American Airlines

12 Jan

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

25h 15m

1 stop

EZE10:15 a.m.Buenos Aires Ministro Pistarini

10 Feb

EZE10:50 p.m.Buenos Aires Ministro Pistarini

26h 36m

1 stop

YUL11:26 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 998

American Airlines

12 Jan

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

22h 25m

1 stop

EZE7:25 a.m.Buenos Aires Ministro Pistarini

10 Feb

EZE10:10 a.m.Buenos Aires Ministro Pistarini

15h 19m

1 stop

YUL11:29 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,000

Arajet flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires

Our best Arajet deals on Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires flight tickets

Arajet

7 Oct

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

16h 05m

1 stop

EZE12:05 a.m.Buenos Aires Ministro Pistarini

10 Dec

EZE11:00 a.m.Buenos Aires Ministro Pistarini

15h 15m

1 stop

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

C$ 833

Arajet

25 Nov

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

16h 45m

1 stop

EZE1:45 a.m.Buenos Aires Ministro Pistarini

10 Dec

EZE11:00 a.m.Buenos Aires Ministro Pistarini

15h 15m

1 stop

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

C$ 933

Arajet

1 Mar

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

16h 45m

1 stop

EZE1:45 a.m.Buenos Aires Ministro Pistarini

16 Mar

EZE11:00 a.m.Buenos Aires Ministro Pistarini

14h 15m

1 stop

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

C$ 948

momondo Fare Finder

Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires that are best for you.

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Route

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Price

Cheapest round-trip

Quickest round-trip

MontrealBuenos Aires

YUL Montreal Pierre Elliott Trudeau Intl - EZE Buenos Aires Ministro Pistarini

YULEZE

Montreal Pierre Elliott Trudeau Intl

Wed 7/10

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

1 stop16h 05m

Buenos Aires Ministro Pistarini

Thu 10/12

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

1 stop15h 15m

C$ 833

MontrealBuenos Aires

YUL Montreal Pierre Elliott Trudeau Intl - EZE Buenos Aires Ministro Pistarini

YULEZE

Montreal Pierre Elliott Trudeau Intl

Wed 25/11

7:00 a.m.-1:45 a.m.

1 stop16h 45m

Buenos Aires Ministro Pistarini

Thu 10/12

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

1 stop15h 15m

C$ 933

MontrealBuenos Aires

YUL Montreal Pierre Elliott Trudeau Intl - EZE Buenos Aires Ministro Pistarini

YULEZE

Montreal Pierre Elliott Trudeau Intl

Tue 12/1

7:00 a.m.-7:25 a.m.

1 stop22h 25m

Buenos Aires Ministro Pistarini

Wed 10/2

10:10 a.m.-11:29 p.m.

1 stop15h 19m

C$ 997

MontrealBuenos Aires

YUL Montreal Pierre Elliott Trudeau Intl - EZE Buenos Aires Ministro Pistarini

YULEZE

Montreal Pierre Elliott Trudeau Intl

Tue 12/1

7:00 a.m.-10:15 a.m.

1 stop25h 15m

Buenos Aires Ministro Pistarini

Wed 10/2

10:50 p.m.-11:26 p.m.

1 stop26h 36m

C$ 998

MontrealBuenos Aires

YUL Montreal Pierre Elliott Trudeau Intl - EZE Buenos Aires Ministro Pistarini

YULEZE

Montreal Pierre Elliott Trudeau Intl

Tue 2/3

12:45 p.m.-7:35 a.m.

1 stop16h 50m

Buenos Aires Ministro Pistarini

Wed 17/3

11:35 p.m.-5:03 p.m.

1 stop18h 28m

C$ 1,112

MontrealBuenos Aires

YUL Montreal Pierre Elliott Trudeau Intl - EZE Buenos Aires Ministro Pistarini

YULEZE

Montreal Pierre Elliott Trudeau Intl

Tue 2/3

6:00 a.m.-9:50 a.m.

2 stops25h 50m

Buenos Aires Ministro Pistarini

Wed 17/3

11:35 p.m.-5:03 p.m.

1 stop18h 28m

C$ 1,119

MontrealBuenos Aires

YUL Montreal Pierre Elliott Trudeau Intl - EZE Buenos Aires Ministro Pistarini

YULEZE

Montreal Pierre Elliott Trudeau Intl

Tue 12/1

7:00 a.m.-9:40 a.m.

1 stop24h 40m

Buenos Aires Ministro Pistarini

Wed 10/2

7:20 a.m.-11:51 p.m.

2 stops18h 31m

C$ 1,169

MontrealBuenos Aires

YUL Montreal Pierre Elliott Trudeau Intl - EZE Buenos Aires Ministro Pistarini

YULEZE

Montreal Pierre Elliott Trudeau Intl

Tue 12/1

7:00 a.m.-9:40 a.m.

1 stop24h 40m

Buenos Aires Ministro Pistarini

Wed 10/2

7:20 a.m.-11:51 p.m.

2 stops18h 31m

C$ 1,170

MontrealBuenos Aires

YUL Montreal Pierre Elliott Trudeau Intl - EZE Buenos Aires Ministro Pistarini

YULEZE

Montreal Pierre Elliott Trudeau Intl

Mon 9/11

7:22 a.m.-1:11 a.m.

1 stop15h 49m

Buenos Aires Ministro Pistarini

Sun 15/11

3:40 a.m.-12:05 a.m.

1 stop22h 25m

C$ 1,202

MontrealBuenos Aires

YUL Montreal Pierre Elliott Trudeau Intl - EZE Buenos Aires Ministro Pistarini

YULEZE

Montreal Pierre Elliott Trudeau Intl

Sun 8/11

7:22 a.m.-3:16 a.m.

1 stop17h 54m

Buenos Aires Ministro Pistarini

Sat 21/11

3:40 a.m.-12:05 a.m.

1 stop22h 25m

C$ 1,324

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 Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl Airport and Buenos Aires?

Prices are currently low for flights on this route.

Typical prices usually range from C$ 1,155 to C$ 1,288.
The lowest price recently found on this route was C$ 833.

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Montreal Pierre Elliott Trudeau Intl Airport is in September. Flight prices, which tend to average around C$ 1,144, are often lower during this time because this is during the off-season. If you’re not able to fly to Buenos Aires in September, then April is your next best option. Flight prices from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires during April average around C$ 1,154.

How far in advance should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires?

You are more likely to see cheaper flights to Buenos Aires from Montreal Pierre Elliott Trudeau Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around C$ 1,273 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 Pierre Elliott Trudeau Intl Airport for as low as C$ 1,099 on momondo.

Can stopping save me money on Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires flights?

You could potentially save up to 46% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires flight.

How have Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires flight prices changed over time?

As of September 2026, prices for Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires flights are approximately 21% cheaper when compared to flights at the same time last year.

When to book flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires

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

Estimated round-trip price

Cheap Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires (YUL to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires

Best price found	C$ 433
Fastest flight time	13h 55m
Direct flights	None

The best one-way flight to Buenos Aires from Montreal Pierre Elliott Trudeau Intl Airport in the past 72 hours is C$ 433. The best round-trip flight deal from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires found on momondo in the last 72 hours is C$ 833.

The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires takes 13h 55m

There are no direct flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires. There are no popular flight routes from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires.

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Frequently asked questions about flying from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires

How far is Montreal Pierre Elliott Trudeau Intl to Buenos Aires by plane?
There are 9030.9 km between Montreal Pierre Elliott Trudeau Intl and Buenos Aires. By plane, this route typically takes 13h 55m.
When did momondo last update prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires?
Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires were last updated today.
How many operators does momondo search for flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires?
As of September 2026, there are 7 operators available to choose from for flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires.
How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires.
What documentation or ID do you need to fly to Buenos Aires?
The travel and health documents you'll need for your trip to Buenos Aires may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buenos Aires. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires is Air Canada (23% of total bookings). The next most popular airlines are Avianca (19%), Copa Airlines (18%), and United Airlines (13%).

Best airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom C$ 585	Free Cancellation	Rating 7.8 8,589 reviews	Search Delta flights
Copa Airlines	PriceFrom C$ 692	Free Cancellation	Rating 7.6 1,541 reviews	Search Copa Airlines flights
Arajet	PriceFrom C$ 706	Free Cancellation	Rating 6.2 55 reviews	Search Arajet flights
Air Canada	PriceFrom C$ 878	Free Cancellation	Rating 7.1 11,658 reviews	Search Air Canada flights
United Airlines	PriceFrom C$ 1,098	Free Cancellation	Rating 7.4 10,224 reviews	Search United Airlines flights
Avianca	PriceFrom C$ 1,109	Free Cancellation	Rating 6.5 2,546 reviews	Search Avianca flights
LATAM Airlines	PriceFrom C$ 1,130	Free Cancellation	Rating 7.4 1,981 reviews	Search LATAM Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Buenos Aires from Montreal.

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?

Yes. momondo can track prices for Montreal to Buenos Aires flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires from C$ 433

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American Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires

Our best American Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires flight tickets

Arajet flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires

Our best Arajet deals on Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires flight tickets

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Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires that are best for you.

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How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires

What is the typical price of a round-trip flight between Montreal Pierre Elliott Trudeau Intl Airport and Buenos Aires?

What is the cheapest month to fly to Buenos Aires?

How far in advance should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires?

Can stopping save me money on Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires flights?

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