What are the most popular airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires?

Before booking your flight from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires check out the most popular airlines for this route: Air Canada, Avianca or Copa Airlines.

What is the cheapest day to fly round-trip from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires?

Users have found that flying from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires on a Tuesday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

What is the cheapest month to fly from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires?

Flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires lean towards being more expensive in December. Prices are generally better when you fly from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires in May, with the cheapest ticket starting at C$ 847.

How can I find direct flights from Pierre Elliott Trudeau Intl to Buenos Aires?

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

Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Buenos Aires?

Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl 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$ 351+ Flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires

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

Users have found that booking a flight from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires at least 53 days early can save you up to 101% 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 Pierre Elliott Trudeau Intl Airport to Buenos Aires for as little as C$ 1,162 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$ 1,192 for flights departing within the next 3 days.

Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to Buenos Aires are usually found in September or April, booked 14 days in advance, depart on a Monday or Saturday and return on a Monday

Cheap flight deals from Pierre Elliott Trudeau Intl to Buenos Aires

Round-trip from	C$ 1,110
One-way from	C$ 351
Popular in	July
Cheapest in	September
Average price	C$ 1,222

Arajet
2/5-16/5
2 total stops
33h 00m total
Montreal to Buenos Aires

Search Deals

Avianca
4/4
1 total stop
14h 55m total
Montreal to Buenos Aires

Search Deals

Highest demand for flights based on searches. 6% potential increase in price (C$ 137 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 32 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

Find flight deals from Pierre Elliott Trudeau Intl to Buenos Aires

Cheapest flights from Pierre Elliott Trudeau Intl to Buenos Aires
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.

Fri 2/511:25 p.m.YUL - EZE

1 stop14h 55mMultiple Airlines

Fri 16/54:25 a.m.EZE - YUL

1 stop18h 05mMultiple Airlines

Deal found 24/3C$ 1,110

Wed 15/107:00 a.m.YUL - AEP

2 stops26h 30mLATAM Airlines

Tue 28/1010:55 p.m.AEP - YUL

2 stops26h 02mLATAM Airlines

Deal found 22/3C$ 1,119

Thu 13/1112:45 p.m.YUL - EZE

2 stops28h 00mLATAM Airlines

Wed 26/117:35 a.m.EZE - YUL

2 stops18h 22mLATAM Airlines

Deal found 23/3C$ 1,119

Mon 25/88:42 a.m.YUL - EZE

1 stop15h 13mCopa Airlines

Sun 14/92:13 a.m.EZE - YUL

1 stop23h 27mCopa Airlines

Deal found 22/3C$ 1,125

Mon 7/411:25 p.m.YUL - EZE

1 stop14h 55mAvianca

Sun 13/46:50 a.m.EZE - YUL

1 stop16h 15mAvianca

Deal found 23/3C$ 1,126

Fri 31/106:15 p.m.YUL - EZE

2 stops31h 40mDelta

Thu 20/117:35 p.m.EZE - YUL

2 stops18h 11mDelta

Deal found 23/3C$ 1,133

Wed 18/612:45 p.m.YUL - AEP

2 stops25h 45mMultiple Airlines

Tue 1/75:45 a.m.AEP - YUL

2 stops36h 55mMultiple Airlines

Deal found 24/3C$ 1,143

Sat 4/1011:40 a.m.YUL - EZE

1 stop14h 45mArajet

Fri 17/108:30 p.m.EZE - YUL

1 stop15h 10mArajet

Deal found 23/3C$ 1,146

Thu 8/56:15 a.m.YUL - EZE

2 stops24h 45mUnited Airlines

Thu 15/59:00 p.m.EZE - YUL

2 stops38h 28mUnited Airlines

Deal found 24/3C$ 1,148

Sat 19/410:15 p.m.YUL - EZE

2 stops39h 15mAir Canada

Wed 23/44:35 p.m.EZE - YUL

2 stops40h 11mAir Canada

Deal found 23/3C$ 1,158

Tue 8/76:15 p.m.YUL - AEP

2 stops20h 25mDelta

Wed 23/74:30 a.m.AEP - YUL

2 stops20h 27mDelta

Deal found 24/3C$ 1,242

Sun 23/312:55 p.m.YUL - EZE

2 stops40h 15mAmerican Airlines

Thu 3/49:18 p.m.EZE - YUL

2 stops26h 26mAmerican Airlines

Deal found 23/3C$ 1,262

Best flights from Pierre Elliott Trudeau Intl to Buenos Aires
Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 25 March 2025.

Fri 2/511:25 p.m.YUL - EZE

1 stop14h 55mMultiple Airlines

Fri 16/54:25 a.m.EZE - YUL

1 stop18h 05mMultiple Airlines

Deal found 24/3C$ 1,110

Fri 16/56:45 p.m.YUL - AEP

2 stops42h 55mLATAM Airlines

Mon 19/59:55 a.m.AEP - YUL

2 stops38h 59mLATAM Airlines

Deal found 23/3C$ 1,119

Mon 25/88:42 a.m.YUL - EZE

1 stop15h 13mCopa Airlines

Sun 14/92:13 a.m.EZE - YUL

1 stop23h 27mCopa Airlines

Deal found 22/3C$ 1,125

Mon 7/411:25 p.m.YUL - EZE

1 stop14h 55mAvianca

Sun 13/46:50 a.m.EZE - YUL

1 stop16h 15mAvianca

Deal found 23/3C$ 1,126

Thu 8/56:15 a.m.YUL - EZE

2 stops24h 45mUnited Airlines

Tue 20/59:00 p.m.EZE - YUL

2 stops25h 29mUnited Airlines

Deal found 24/3C$ 1,148

Mon 5/56:00 a.m.YUL - EZE

2 stops26h 45mDelta

Tue 20/58:10 p.m.EZE - YUL

2 stops20h 54mDelta

Deal found 24/3C$ 1,153

Sat 19/410:15 p.m.YUL - EZE

2 stops39h 15mAir Canada

Wed 23/44:35 p.m.EZE - YUL

2 stops40h 11mAir Canada

Deal found 23/3C$ 1,158

Sat 6/911:40 a.m.YUL - EZE

1 stop14h 45mArajet

Mon 22/94:25 a.m.EZE - YUL

1 stop18h 05mArajet

Deal found 23/3C$ 1,242

Wed 7/57:29 a.m.YUL - EZE

2 stops25h 46mAmerican Airlines

Tue 20/58:50 p.m.EZE - YUL

2 stops19h 35mAmerican Airlines

Deal found 24/3C$ 1,397

Wed 18/612:45 p.m.YUL - AEP

2 stops25h 45mMultiple Airlines

Tue 1/75:45 a.m.AEP - YUL

2 stops36h 55mMultiple Airlines

Deal found 24/3C$ 1,143

Fri 2/57:00 a.m.YUL - EZE

2 stops34h 12mLATAM Airlines

Thu 22/57:30 a.m.EZE - YUL

2 stops29h 09mLATAM Airlines

Deal found 24/3C$ 1,175

Wed 7/511:00 a.m.YUL - AEP

2 stops25h 20mDelta

Thu 22/53:05 p.m.AEP - YUL

2 stops25h 59mDelta

Deal found 24/3C$ 1,282

Last-minute flights from Pierre Elliott Trudeau Intl to Buenos Aires
Discover last-minute flight deals from Pierre Elliott Trudeau Intl to Buenos Aires. Data last updated 25 March 2025 and is based on user searches.

Mon 24/311:25 a.m.YUL - EZE

2 stops20h 35mDelta

Thu 3/48:10 p.m.EZE - YUL

1 stop21h 42mDelta

Deal found 23/3C$ 1,152

Tue 25/310:54 a.m.YUL - EZE

1 stop22h 45mAmerican Airlines

Wed 2/49:15 p.m.EZE - YUL

1 stop20h 44mAmerican Airlines

Deal found 23/3C$ 1,262

Tue 25/310:50 p.m.YUL - AEP

1 stop28h 30mMultiple Airlines

Tue 1/410:10 p.m.AEP - YUL

2 stops24h 55mMultiple Airlines

Deal found 24/3C$ 1,328

Sat 29/33:06 p.m.YUL - EZE

1 stop17h 39mDelta

Sat 5/48:10 p.m.EZE - YUL

2 stops29h 29mDelta

Deal found 24/3C$ 1,391

Sat 29/33:06 p.m.YUL - AEP

2 stops41h 34mLATAM Airlines

Sat 5/48:40 a.m.AEP - YUL

2 stops27h 53mLATAM Airlines

Deal found 24/3C$ 1,484

Sat 29/38:42 a.m.YUL - EZE

1 stop18h 34mCopa Airlines

Sat 5/410:18 a.m.EZE - YUL

1 stop15h 22mCopa Airlines

Deal found 24/3C$ 1,822

Sat 29/311:40 a.m.YUL - EZE

1 stop14h 45mMultiple Airlines

Fri 4/41:40 a.m.EZE - YUL

2 stops23h 10mMultiple Airlines

Deal found 24/3C$ 1,881

Sat 29/310:45 p.m.YUL - AEP

1 stop29h 55mMultiple Airlines

Sat 5/41:55 p.m.AEP - YUL

1 stop17h 20mMultiple Airlines

Deal found 24/3C$ 2,063

Sat 29/39:40 p.m.YUL - EZE

3 stops39h 50mAir Canada

Sat 5/44:35 p.m.EZE - YUL

3 stops22h 11mAir Canada

Deal found 24/3C$ 3,289

Sun 6/48:29 a.m.YUL - EZE

1 stop22h 50mCopa Airlines

Sun 14/93:47 a.m.EZE - YUL

1 stop21h 53mCopa Airlines

Deal found 23/3C$ 1,125

Mon 7/411:25 p.m.YUL - EZE

1 stop14h 55mAvianca

Sun 13/46:50 a.m.EZE - YUL

1 stop16h 15mAvianca

Deal found 23/3C$ 1,126

Mon 7/411:25 p.m.YUL - EZE

1 stop14h 55mMultiple Airlines

Thu 17/42:30 a.m.EZE - YUL

2 stops23h 15mMultiple Airlines

Deal found 23/3C$ 1,130

One-way flights from Pierre Elliott Trudeau Intl to Buenos Aires
Search for one-way flight options from Pierre Elliott Trudeau Intl to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated 25 March 2025.

Fri 4/411:25 p.m.YUL - EZE

1 stop14h 55mAvianca

Deal found 23/3C$ 351

Sun 13/411:25 p.m.YUL - EZE

2 stops27h 20mMultiple Airlines

Deal found 24/3C$ 413

Wed 4/611:25 p.m.YUL - AEP

2 stops20h 15mMultiple Airlines

Deal found 24/3C$ 437

Tue 6/510:45 p.m.YUL - EZE

1 stop14h 45mAir Canada

Deal found 23/3C$ 534

Fri 11/47:00 a.m.YUL - EZE

1 stop23h 20mAmerican Airlines

Deal found 24/3C$ 560

Fri 11/711:01 a.m.YUL - EZE

2 stops35h 28mLATAM Airlines

Deal found 24/3C$ 593

Tue 8/411:40 a.m.YUL - EZE

1 stop14h 45mArajet

Deal found 22/3C$ 639

Sat 9/88:42 a.m.YUL - EZE

1 stop15h 02mCopa Airlines

Deal found 24/3C$ 662

Tue 3/64:05 p.m.YUL - AEP

2 stops36h 35mAvianca

Deal found 24/3C$ 702

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

2 stops22h 00mLATAM Airlines

Deal found 24/3C$ 709

Sat 9/86:15 a.m.YUL - EZE

2 stops24h 45mUnited Airlines

Deal found 23/3C$ 718

Sun 1/612:44 p.m.YUL - AEP

2 stops28h 36mDelta

Deal found 24/3C$ 797

Cheapflights 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.

Fly from

Fly to

Route

Depart

Return

Price

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Fri 2/5

11:25 p.m.-3:20 p.m.

1 stop14h 55m

Buenos Aires Ministro Pistarini

Fri 16/5

4:25 a.m.-9:30 p.m.

1 stop18h 05m

C$ 1,110

MontrealBuenos Aires

YUL - AEP

YULAEP

Montreal Pierre Elliott Trudeau Intl

Fri 16/5

6:45 p.m.-2:40 p.m.

2 stops42h 55m

Buenos Aires Jorge Newbery

Mon 19/5

9:55 a.m.-11:54 p.m.

2 stops38h 59m

C$ 1,119

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Mon 25/8

8:42 a.m.-12:55 a.m.

1 stop15h 13m

Buenos Aires Ministro Pistarini

Sun 14/9

2:13 a.m.-12:40 a.m.

1 stop23h 27m

C$ 1,125

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Mon 7/4

11:25 p.m.-3:20 p.m.

1 stop14h 55m

Buenos Aires Ministro Pistarini

Sun 13/4

6:50 a.m.-10:05 p.m.

1 stop16h 15m

C$ 1,126

MontrealBuenos Aires

YUL - AEP

YULAEP

Montreal Pierre Elliott Trudeau Intl

Wed 18/6

12:45 p.m.-3:30 p.m.

2 stops25h 45m

Buenos Aires Jorge Newbery

Tue 1/7

5:45 a.m.-5:40 p.m.

2 stops36h 55m

C$ 1,143

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Thu 8/5

6:15 a.m.-8:00 a.m.

2 stops24h 45m

Buenos Aires Ministro Pistarini

Tue 20/5

9:00 p.m.-9:29 p.m.

2 stops25h 29m

C$ 1,148

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Mon 5/5

6:00 p.m.-9:45 a.m.

1 stop14h 45m

Buenos Aires Ministro Pistarini

Wed 21/5

8:10 p.m.-11:54 p.m.

1 stop28h 44m

C$ 1,153

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Sat 19/4

10:15 p.m.-2:30 p.m.

2 stops39h 15m

Buenos Aires Ministro Pistarini

Wed 23/4

4:35 p.m.-7:46 a.m.

2 stops40h 11m

C$ 1,158

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Fri 2/5

12:38 p.m.-6:12 p.m.

2 stops28h 34m

Buenos Aires Ministro Pistarini

Tue 20/5

7:40 a.m.-11:39 a.m.

2 stops28h 59m

C$ 1,175

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Sat 6/9

11:40 a.m.-3:25 a.m.

1 stop14h 45m

Buenos Aires Ministro Pistarini

Mon 22/9

4:25 a.m.-9:30 p.m.

1 stop18h 05m

C$ 1,242

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/3

Showing 1-10 of 26 results

Best time to book a flight from Pierre Elliott Trudeau Intl to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Pierre Elliott Trudeau Intl 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.

Cheapflights Insights

Everything you need to know about your flight from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires

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

To ensure you get the cheapest price possible for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires, you should look to book at least 14 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires?

Currently, November is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires (average of C$ 816). Flying from Montreal Pierre Elliott Trudeau Intl Airport 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 YUL to BUE?

It’s typically best to fly out from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires in the afternoon. Doing so could potentially save you 6% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires?

Travelers seeking maximum savings on their Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires flight should consider departing on Wednesday at noon when fares are most often at their lowest. Wednesday evenings 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

Get a feel of what it's like to fly with Delta, Copa Airlines and LATAM Airlines from Montreal to Buenos Aires by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,890 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.

Delta

8.0

Very good

7,890 reviews

Delta

8.0

Very good

7,890 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.

Copa Airlines

7.6

Good

1,393 reviews

Delta

8.0

Very good

7,890 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.

LATAM Airlines

7.5

Good

1,749 reviews

Delta

8.0

Very good

7,890 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.

United Airlines

7.4

Good

8,605 reviews

Delta

8.0

Very good

7,890 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,890 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Rona,Feb 2024

MSP - DEN

It was a good experience other than a short delay.

Related info for your journey

What are the cheapest airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires round-trip?
Cheapflights users have booked flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires round-trip from C$ 1,119. Other airlines that can offer you cheap pricing are Copa Airlines, from C$ 1,125, and Avianca, from C$ 1,126. These flights start at 13% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires one-way?
The cheapest airlines for a one-way flight from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires are Avianca (C$ 351), Air Canada (C$ 534), and American Airlines (C$ 560).
Can I find deals for flights from Pierre Elliott Trudeau Intl to Buenos Aires that include hotel bookings?
Yes. In addition to deals on Pierre Elliott Trudeau Intl to Buenos Aires flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Pierre Elliott Trudeau Intl to Buenos Aires?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pierre Elliott Trudeau Intl to Buenos Aires.
Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Buenos Aires?
Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl 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 Pierre Elliott Trudeau Intl Airport to Buenos Aires?
Currently, November is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires (average of C$ 816). Flying from Montreal Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl to Buenos Aires

Airline	Cheapest	Average	Flexibility	On-time
Arajet	CheapestC$ 719	AverageC$ 965	FlexibilityNo cancel fee	On-timeN/A	Search Arajet flights
Avianca	CheapestC$ 726	AverageC$ 1,158	FlexibilityNo cancel fee	On-time71%	Search Avianca flights
Delta	CheapestC$ 936	AverageC$ 1,281	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Copa Airlines	CheapestC$ 1,010	AverageC$ 1,313	FlexibilityNo cancel fee	On-time70%	Search Copa Airlines flights
United Airlines	CheapestC$ 1,103	AverageC$ 1,521	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Air Canada	CheapestC$ 1,136	AverageC$ 1,498	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

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How does Cheapflights help users find flights from Pierre Elliott Trudeau Intl to Buenos Aires?

When you search for this flight from Pierre Elliott Trudeau Intl to Buenos Aires, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Pierre Elliott Trudeau Intl to Buenos Aires?

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

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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires from C$ 351

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 4/4. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to Buenos Aires are usually found in September or April, booked 14 days in advance, depart on a Monday or Saturday and return on a Monday

Cheap flight deals from Pierre Elliott Trudeau Intl to Buenos Aires

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Pierre Elliott Trudeau Intl to Buenos Aires

Cheapest flights from Pierre Elliott Trudeau Intl to Buenos AiresExplore the most affordable flight options available from Pierre Elliott Trudeau Intl to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.

Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.

Cheapflights 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.

Best time to book a flight from Pierre Elliott Trudeau Intl to Buenos Aires

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

Cheapflights Insights

Everything you need to know about your flight from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires

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

Use this chart to determine the optimal time to book a round-trip flight from Pierre Elliott Trudeau Intl to Buenos Aires. Price data was last updated on 21 March 2025.

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires?

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

Find hourly flight availability from Pierre Elliott Trudeau Intl 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 25 March 2025.

What is the cheapest day to fly from Montreal Pierre Elliott Trudeau Intl Airport to Buenos Aires?

Use this chart to determine the cheapest time to fly round-trip from Pierre Elliott Trudeau Intl 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

Get a feel of what it's like to fly with Delta, Copa Airlines and LATAM Airlines from Montreal to Buenos Aires by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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

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Top 6 airlines flying from Pierre Elliott Trudeau Intl to Buenos Aires

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Cheapest flights from Pierre Elliott Trudeau Intl to Buenos Aires
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.