What are the cheapest airlines flying from Montreal to Buenos Aires round-trip?

According to our current data, LATAM Airlines (C$ 1,120), Copa Airlines (C$ 1,131), and United Airlines (C$ 1,147) offers the cheapest pricing from Montreal to Buenos Aires. These flights start at 13% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Montreal to Buenos Aires one-way?

One-way options have recently been found by users for as low as C$ 508 on Copa Airlines. Other airlines that offer cheap prices include LATAM Airlines from C$ 546 and Delta from C$ 546 one-way.

What are the most popular airlines that fly from Montreal to Buenos Aires?

Consider Air Canada, Avianca or Copa Airlines when booking your flight. These represent the most popular airlines when flying from Montreal to Buenos Aires.

What is the cheapest day to fly round-trip from Montreal to Buenos Aires?

Flights from Montreal to Buenos Aires are generally found to be more expensive on Wednesday. This shouldn't discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Buenos Aires.

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

Users have found that booking a flight from Montreal to Buenos Aires at least 53 days early can save you up to 102% on average compared to booking a flight this week. If booking 53 days before your flight isn’t an option for you, users have found flights from Montreal to Buenos Aires for as little as C$ 1,151 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as C$ 1,181 for flights departing within the next 3 days.

What is the cheapest month to fly from Montreal to Buenos Aires?

Flights from Montreal to Buenos Aires lean towards being more expensive in December. Prices are generally better when you fly from Montreal to Buenos Aires in May, with the cheapest ticket starting at C$ 839.

Can I find deals for flights from Montreal to Buenos Aires that include hotel bookings?

Yes. In addition to deals on Montreal to Buenos Aires flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Montreal to Buenos Aires?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montreal to Buenos Aires.

Can I find deals for business class flights from Montreal to Buenos Aires?

Yes. Cheapflights offers flight deals from Montreal to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 508+ Flights from Montreal to Buenos Aires

The best prices from Montreal to Buenos Aires are usually found in May or September, booked 52 days in advance, depart on a Wednesday or Sunday and return on a Tuesday

Cheap flight deals from Montreal to Buenos Aires

Round-trip from	C$ 1,120
One-way from	C$ 508
Popular in	December
Cheapest in	May
Average price	C$ 1,344

LATAM Airlines
8/4-13/5
4 total stops
48h 27m total
Montreal to Buenos Aires

Search Deals

Copa Airlines
8/4
1 total stop
18h 40m total
Montreal to Buenos Aires

Search Deals

Highest demand for flights based on searches. 6% potential increase in price (C$ 120 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 45 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in February 2025

Search Deals

Find flight deals from Montreal to Buenos Aires

Cheapest flights from Montreal to Buenos Aires
Explore the most affordable flight options available from Montreal to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 February 2025.

Tue 8/412:41 p.m.YUL - AEP

2 stops22h 19mLATAM Airlines

Tue 13/510:50 p.m.AEP - YUL

2 stops26h 08mLATAM Airlines

Deal found 18/2C$ 1,120

Sat 22/38:42 a.m.YUL - EZE

1 stop15h 04mCopa Airlines

Sun 6/43:54 a.m.EZE - YUL

1 stop21h 46mCopa Airlines

Deal found 18/2C$ 1,131

Sun 14/96:15 p.m.YUL - EZE

2 stops31h 15mDelta

Mon 22/98:10 p.m.EZE - YUL

2 stops17h 05mDelta

Deal found 19/2C$ 1,133

Thu 27/37:00 a.m.YUL - AEP

2 stops27h 00mMultiple Airlines

Thu 10/46:20 a.m.AEP - YUL

2 stops18h 39mMultiple Airlines

Deal found 18/2C$ 1,140

Sun 14/912:45 p.m.YUL - EZE

2 stops35h 05mLATAM Airlines

Sun 21/93:55 a.m.EZE - YUL

2 stops32h 51mLATAM Airlines

Deal found 18/2C$ 1,140

Tue 8/49:45 a.m.YUL - EZE

2 stops21h 15mUnited Airlines

Tue 13/59:00 p.m.EZE - YUL

2 stops21h 26mUnited Airlines

Deal found 19/2C$ 1,147

Tue 11/311:25 a.m.YUL - EZE

2 stops20h 35mMultiple Airlines

Wed 12/310:25 p.m.EZE - YUL

1 stop19h 03mMultiple Airlines

Deal found 18/2C$ 1,164

Mon 10/310:25 p.m.YUL - EZE

1 stop15h 00mAir Canada

Wed 9/44:35 p.m.EZE - YUL

1 stop14h 40mAir Canada

Deal found 19/2C$ 1,178

Mon 10/312:40 p.m.YUL - AEP

2 stops21h 20mDelta

Wed 9/45:40 a.m.AEP - YUL

2 stops19h 19mDelta

Deal found 19/2C$ 1,242

Fri 21/210:59 a.m.YUL - EZE

1 stop21h 51mAmerican Airlines

Sun 23/29:00 p.m.EZE - YUL

1 stop21h 55mAmerican Airlines

Deal found 18/2C$ 1,242

Fri 5/911:25 p.m.YUL - EZE

1 stop23h 45mAvianca

Sun 14/96:50 a.m.EZE - YUL

1 stop16h 15mAvianca

Deal found 18/2C$ 1,392

Fri 29/810:45 p.m.YUL - AEP

1 stop17h 35mAir Canada

Mon 8/91:40 p.m.AEP - YUL

1 stop17h 30mAir Canada

Deal found 19/2C$ 1,810

Best flights from Montreal to Buenos Aires
Discover carefully curated flight deals from Montreal to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 19 February 2025.

Tue 8/412:41 p.m.YUL - AEP

2 stops22h 19mLATAM Airlines

Tue 13/510:50 p.m.AEP - YUL

2 stops26h 08mLATAM Airlines

Deal found 18/2C$ 1,120

Sat 22/38:42 a.m.YUL - EZE

1 stop15h 04mCopa Airlines

Sun 6/43:54 a.m.EZE - YUL

1 stop21h 46mCopa Airlines

Deal found 18/2C$ 1,131

Thu 27/37:00 a.m.YUL - AEP

2 stops27h 00mMultiple Airlines

Thu 10/46:20 a.m.AEP - YUL

2 stops18h 39mMultiple Airlines

Deal found 18/2C$ 1,140

Tue 8/49:45 a.m.YUL - EZE

2 stops21h 15mUnited Airlines

Tue 13/59:00 p.m.EZE - YUL

2 stops21h 26mUnited Airlines

Deal found 19/2C$ 1,147

Tue 18/311:25 a.m.YUL - EZE

1 stop21h 20mDelta

Tue 25/310:25 p.m.EZE - YUL

1 stop19h 03mDelta

Deal found 17/2C$ 1,155

Mon 10/310:25 p.m.YUL - EZE

1 stop15h 00mAir Canada

Wed 9/44:35 p.m.EZE - YUL

1 stop14h 40mAir Canada

Deal found 19/2C$ 1,178

Fri 21/32:15 p.m.YUL - EZE

2 stops19h 24mAmerican Airlines

Tue 25/38:30 p.m.EZE - YUL

1 stop27h 50mAmerican Airlines

Deal found 17/2C$ 1,358

Fri 7/310:00 p.m.YUL - AEP

1 stop29h 40mAvianca

Sun 23/37:00 a.m.AEP - YUL

1 stop15h 35mAvianca

Deal found 17/2C$ 2,062

Tue 11/311:25 a.m.YUL - EZE

2 stops20h 35mMultiple Airlines

Wed 12/310:25 p.m.EZE - YUL

1 stop19h 03mMultiple Airlines

Deal found 18/2C$ 1,164

Wed 5/37:00 a.m.YUL - EZE

2 stops21h 00mLATAM Airlines

Sun 9/37:10 p.m.EZE - YUL

2 stops22h 45mLATAM Airlines

Deal found 18/2C$ 1,236

Mon 10/312:40 p.m.YUL - AEP

2 stops21h 20mDelta

Wed 9/45:40 a.m.AEP - YUL

2 stops19h 19mDelta

Deal found 19/2C$ 1,242

Fri 11/410:45 p.m.YUL - AEP

1 stop17h 35mAir Canada

Wed 23/41:40 p.m.AEP - YUL

1 stop17h 35mAir Canada

Deal found 18/2C$ 1,922

Last-minute flights from Montreal to Buenos Aires
Discover last-minute flight deals from Montreal to Buenos Aires. Data last updated 19 February 2025 and is based on user searches.

Wed 19/26:00 a.m.YUL - EZE

2 stops25h 00mDelta

Wed 26/29:00 p.m.EZE - YUL

1 stop21h 58mDelta

Deal found 18/2C$ 1,154

Fri 21/210:59 a.m.YUL - EZE

1 stop21h 51mAmerican Airlines

Sun 23/29:00 p.m.EZE - YUL

1 stop21h 55mAmerican Airlines

Deal found 18/2C$ 1,242

Mon 24/29:15 a.m.YUL - EZE

2 stops22h 05mUnited Airlines

Tue 4/310:05 p.m.EZE - YUL

2 stops25h 37mUnited Airlines

Deal found 18/2C$ 1,404

Mon 24/210:05 a.m.YUL - AEP

2 stops22h 55mMultiple Airlines

Tue 4/38:00 p.m.AEP - YUL

1 stop22h 20mMultiple Airlines

Deal found 18/2C$ 2,078

Tue 25/212:55 p.m.YUL - EZE

2 stops19h 34mAmerican Airlines

Mon 10/38:00 p.m.EZE - YUL

1 stop21h 59mAmerican Airlines

Deal found 18/2C$ 1,243

Tue 25/26:03 p.m.YUL - EZE

1 stop36h 57mDelta

Wed 5/39:00 p.m.EZE - YUL

2 stops16h 59mDelta

Deal found 18/2C$ 1,279

Tue 25/212:52 p.m.YUL - EZE

2 stops31h 11mLATAM Airlines

Wed 5/37:35 a.m.EZE - YUL

2 stops30h 12mLATAM Airlines

Deal found 18/2C$ 1,426

Wed 26/212:52 p.m.YUL - AEP

2 stops20h 08mDelta

Thu 6/37:30 p.m.AEP - YUL

2 stops23h 28mDelta

Deal found 18/2C$ 1,529

Wed 26/210:25 p.m.YUL - EZE

1 stop15h 00mAir Canada

Sat 22/34:00 p.m.EZE - YUL

1 stop15h 10mAir Canada

Deal found 18/2C$ 2,095

Wed 26/210:25 p.m.YUL - AEP

1 stop16h 55mAir Canada

Wed 5/31:35 p.m.AEP - YUL

1 stop18h 35mAir Canada

Deal found 18/2C$ 3,291

Thu 27/27:35 a.m.YUL - EZE

1 stop18h 43mCopa Airlines

Tue 4/310:50 a.m.EZE - YUL

1 stop15h 30mCopa Airlines

Deal found 18/2C$ 1,824

Fri 28/212:52 p.m.YUL - AEP

2 stops27h 38mLATAM Airlines

Sat 8/33:40 p.m.AEP - YUL

2 stops26h 15mLATAM Airlines

Deal found 19/2C$ 1,475

One-way flights from Montreal to Buenos Aires
Search for one-way flight options from Montreal to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated 19 February 2025.

Tue 8/48:29 a.m.YUL - EZE

1 stop18h 40mCopa Airlines

Deal found 18/2C$ 508

Mon 28/411:25 p.m.YUL - AEP

2 stops20h 15mMultiple Airlines

Deal found 18/2C$ 534

Tue 8/48:29 a.m.YUL - EZE

2 stops21h 31mMultiple Airlines

Deal found 18/2C$ 539

Tue 6/57:00 a.m.YUL - AEP

2 stops26h 30mLATAM Airlines

Deal found 18/2C$ 546

Tue 6/56:00 p.m.YUL - EZE

1 stop14h 45mDelta

Deal found 17/2C$ 546

Tue 6/512:30 p.m.YUL - EZE

2 stops20h 45mAmerican Airlines

Deal found 17/2C$ 558

Tue 6/54:30 p.m.YUL - EZE

2 stops21h 00mAir Canada

Deal found 18/2C$ 585

Tue 6/56:00 p.m.YUL - AEP

2 stops20h 40mDelta

Deal found 18/2C$ 610

Sat 9/811:40 a.m.YUL - EZE

1 stop14h 45mArajet

Deal found 18/2C$ 653

Mon 7/711:25 p.m.YUL - EZE

1 stop23h 45mAvianca

Deal found 17/2C$ 674

Sat 5/79:45 a.m.YUL - EZE

2 stops45h 15mUnited Airlines

Deal found 17/2C$ 711

Sat 5/711:40 a.m.YUL - EZE

1 stop14h 45mHahn Air

Deal found 17/2C$ 1,120

Find flights from Montreal to Buenos Aires within your budget

Fly from

Fly to

Route

Depart

Return

Price

MontrealBuenos Aires

YUL - AEP

YULAEP

Montreal Pierre Elliott Trudeau Intl

Tue 8/4

12:41 p.m.-12:00 p.m.

2 stops22h 19m

Buenos Aires Jorge Newbery

Tue 13/5

10:50 p.m.-11:58 p.m.

2 stops26h 08m

C$ 1,120

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Sat 22/3

8:42 a.m.-12:46 a.m.

1 stop15h 04m

Buenos Aires Ministro Pistarini

Sun 6/4

3:54 a.m.-12:40 a.m.

1 stop21h 46m

C$ 1,131

MontrealBuenos Aires

YUL - AEP

YULAEP

Montreal Pierre Elliott Trudeau Intl

Thu 27/3

7:00 a.m.-11:00 a.m.

2 stops27h 00m

Buenos Aires Jorge Newbery

Thu 10/4

6:20 a.m.-11:59 p.m.

2 stops18h 39m

C$ 1,140

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Tue 8/4

9:45 a.m.-8:00 a.m.

2 stops21h 15m

Buenos Aires Ministro Pistarini

Tue 13/5

9:00 p.m.-5:26 p.m.

2 stops21h 26m

C$ 1,147

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Tue 18/3

11:25 a.m.-9:45 a.m.

1 stop21h 20m

Buenos Aires Ministro Pistarini

Tue 25/3

10:25 p.m.-4:28 p.m.

1 stop19h 03m

C$ 1,155

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Tue 11/3

11:25 a.m.-9:00 a.m.

2 stops20h 35m

Buenos Aires Ministro Pistarini

Wed 12/3

10:25 p.m.-4:28 p.m.

1 stop19h 03m

C$ 1,164

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Mon 10/3

10:25 p.m.-2:25 p.m.

1 stop15h 00m

Buenos Aires Ministro Pistarini

Wed 9/4

4:35 p.m.-6:15 a.m.

1 stop14h 40m

C$ 1,178

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Wed 5/3

7:00 a.m.-6:00 a.m.

2 stops21h 00m

Buenos Aires Ministro Pistarini

Sun 9/3

7:10 p.m.-4:55 p.m.

2 stops22h 45m

C$ 1,236

MontrealBuenos Aires

YUL - AEP

YULAEP

Montreal Pierre Elliott Trudeau Intl

Mon 10/3

12:40 p.m.-11:00 a.m.

2 stops21h 20m

Buenos Aires Jorge Newbery

Wed 9/4

5:40 a.m.-11:59 p.m.

2 stops19h 19m

C$ 1,242

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Fri 21/3

2:15 p.m.-10:39 a.m.

2 stops19h 24m

Buenos Aires Ministro Pistarini

Tue 25/3

8:30 p.m.-11:20 p.m.

1 stop27h 50m

C$ 1,358

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/2

Showing 1-10 of 24 results

Best time to book a flight from Montreal to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Montreal with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Montreal to Buenos Aires

Get recent, data-driven insights about flights from Montreal to Buenos Aires including ideal travel times, pricing trends, and more.

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

Booking 52 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montreal to Buenos Aires. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Montreal to Buenos Aires?

Currently, November is the cheapest month in which you can book a flight from Montreal to Buenos Aires (average of C$ 816). Flying from Montreal to Buenos Aires in December is currently the most expensive (average of C$ 1,063). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YMQ to BUE?

One of the essential ways to save on airfare from Montreal to Buenos Aires is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 6% on airfare.

What is the cheapest day to fly from Montreal to Buenos Aires?

Travelers seeking maximum savings on their Montreal to Buenos Aires flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Buenos Aires by month

In terms of precipitation, rainfall in Buenos Aires ranges from 50.0 - 100.0 mm per month. January is typically the wettest month, when rainfall can reach 100.0 mm. June is typically the driest time to visit Buenos Aires when rainfall is around 50.0 mm.

Temperature in Buenos Aires by month

If weather is an important factor for your trip to Buenos Aires, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Buenos Aires

Peruse reviews from past customers who have flown with Delta, Copa Airlines and LATAM Airlines from Montreal to Buenos Aires to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

8,227 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

8,227 reviews

Delta

8.0

Very good

8,227 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Copa Airlines

7.6

Good

1,527 reviews

Delta

8.0

Very good

8,227 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

LATAM Airlines

7.5

Good

1,798 reviews

Delta

8.0

Very good

8,227 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,768 reviews

Delta

8.0

Very good

8,227 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

8,227 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines flying from Montreal to Buenos Aires round-trip?
According to our current data, LATAM Airlines (C$ 1,120), Copa Airlines (C$ 1,131), and United Airlines (C$ 1,147) offers the cheapest pricing from Montreal to Buenos Aires. These flights start at 13% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Montreal to Buenos Aires one-way?
One-way options have recently been found by users for as low as C$ 508 on Copa Airlines. Other airlines that offer cheap prices include LATAM Airlines from C$ 546 and Delta from C$ 546 one-way.
Can I find deals for flights from Montreal to Buenos Aires that include hotel bookings?
Yes. In addition to deals on Montreal to Buenos Aires flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Montreal to Buenos Aires?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montreal to Buenos Aires.
Can I find deals for business class flights from Montreal to Buenos Aires?
Yes. Cheapflights offers flight deals from Montreal to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Montreal to Buenos Aires?
Currently, November is the cheapest month in which you can book a flight from Montreal to Buenos Aires (average of C$ 816). Flying from Montreal to Buenos Aires in December is currently the most expensive (average of C$ 1,063). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 6 airlines flying from Montreal to Buenos Aires

Airline	Cheapest	Average	Flexibility	On-time
Arajet	CheapestC$ 721	AverageC$ 956	FlexibilityNo cancel fee	On-timeN/A	Search Arajet flights
Avianca	CheapestC$ 725	AverageC$ 1,131	FlexibilityNo cancel fee	On-time71%	Search Avianca flights
Delta	CheapestC$ 927	AverageC$ 1,267	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Copa Airlines	CheapestC$ 1,001	AverageC$ 1,309	FlexibilityNo cancel fee	On-time70%	Search Copa Airlines flights
United Airlines	CheapestC$ 1,074	AverageC$ 1,495	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Air Canada	CheapestC$ 1,139	AverageC$ 1,448	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

Fly with Cheapflights

How does Cheapflights help users find flights from Montreal to Buenos Aires?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Montreal to Buenos Aires. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Montreal to Buenos Aires?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Montreal to Buenos Aires for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Montreal to Buenos Aires with no change fees?

Need flexible booking options for your flight to Buenos Aires from Montreal? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Montreal to Buenos Aires become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Buenos Aires from Montreal today and book when prices fit your budget.

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Cheap flights from Montreal to Buenos Aires from C$ 508

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/4. Fares are subject to change and may not be available on all flights or dates of travel.

The best prices from Montreal to Buenos Aires are usually found in May or September, booked 52 days in advance, depart on a Wednesday or Sunday and return on a Tuesday

Cheap flight deals from Montreal to Buenos Aires

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Montreal to Buenos Aires

Cheapest flights from Montreal to Buenos AiresExplore the most affordable flight options available from Montreal to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 February 2025.

Explore the most affordable flight options available from Montreal to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 February 2025.

Find flights from Montreal to Buenos Aires within your budget

Best time to book a flight from Montreal to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Montreal with our price prediction graph.

Travel insights for flights from Montreal to Buenos Aires

Get recent, data-driven insights about flights from Montreal to Buenos Aires including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Montreal to Buenos Aires. Price data was last updated on 14 February 2025.

What is the cheapest month to book a flight from Montreal to Buenos Aires?

What is the cheapest time of day to fly from YMQ to BUE?

Find hourly flight availability from Montreal to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 February 2025.

What is the cheapest day to fly from Montreal to Buenos Aires?

Use this chart to determine the cheapest time to fly round-trip from Montreal to Buenos Aires. Price data was last updated on 16 December 2024.

Rainfall in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average rainfall totals by month.

Temperature in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average temperature totals by month.

Reviews of airlines servicing Buenos Aires

Related info for your journey

Find useful and relevant information for your journey from Montreal to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Montreal to Buenos Aires round-trip?

What are the cheapest airlines to fly from Montreal to Buenos Aires one-way?

Can I find deals for flights from Montreal to Buenos Aires that include hotel bookings?

How can I find direct flights from Montreal to Buenos Aires?

Can I find deals for business class flights from Montreal to Buenos Aires?

What is the cheapest month to book a flight from Montreal to Buenos Aires?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Montreal to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Montreal to Buenos Aires

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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Cheapest flights from Montreal to Buenos Aires
Explore the most affordable flight options available from Montreal to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 February 2025.