Cheap flights from Montreal to Buenos Aires from C$ 478

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 25/8. 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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Cheap round-trip flights

Arajet Logo
5:45 a.m. - 12:05 a.m.YUL-EZE
16h 20m1 stop
Arajet Logo
11:07 a.m. - 11:45 p.m.EZE-YUL
14h 38m1 stop
C$ 914Arajet
Find Deal
Wed, 31 Dec - Thu, 5 Feb
LATAM Airlines Logo
2:48 p.m. - 4:05 p.m.YUL-AEP
24h 17m2 stops
LATAM Airlines Logo
5:00 p.m. - 11:34 a.m.AEP-YUL
19h 34m2 stops
C$ 977LATAM Airlines
Find Deal
Wed, 10 Sep - Wed, 17 Sep
Avianca Logo
11:25 p.m. - 3:20 p.m.YUL-EZE
14h 55m1 stop
Avianca Logo
6:50 a.m. - 10:05 p.m.EZE-YUL
16h 15m1 stop
C$ 1,035Avianca
Find Deal
Wed, 10 Sep - Wed, 17 Sep
Avianca Logo
11:25 p.m. - 3:20 p.m.YUL-EZE
14h 55m1 stop
Avianca Logo
7:10 a.m. - 9:35 p.m.EZE-YUL
15h 25m1 stop
C$ 1,036Avianca
Find Deal
Mon, 13 Oct - Fri, 31 Oct
Copa Airlines Logo
8:42 a.m. - 12:55 a.m.YUL-EZE
15h 13m1 stop
Copa Airlines Logo
10:06 a.m. - 12:39 a.m.EZE-YUL
15h 33m1 stop
C$ 1,050Copa Airlines
Find Deal
Wed, 27 Aug - Wed, 3 Sep
United Airlines Logo
2:13 p.m. - 7:20 a.m.YUL-EZE
39h 07m2 stops
United Airlines Logo
10:05 p.m. - 2:00 p.m.EZE-YUL
17h 55m2 stops
C$ 1,066United Airlines
Find Deal
Wed, 5 Nov - Wed, 12 Nov
Copa Airlines Logo
8:41 a.m. - 12:44 a.m.YUL-EZE
15h 03m1 stop
Copa Airlines Logo
10:06 a.m. - 12:39 a.m.EZE-YUL
15h 33m1 stop
C$ 1,070Copa Airlines
Find Deal
Mon, 8 Sep - Mon, 22 Sep
Air Canada Logo
4:30 p.m. - 2:30 p.m.YUL-EZE
21h 00m2 stops
Air Canada Logo
4:35 p.m. - 6:15 a.m.EZE-YUL
14h 40m1 stop
C$ 1,084Air Canada
Find Deal
Wed, 10 Sep - Wed, 17 Sep
Air Canada Logo
9:50 p.m. - 2:30 p.m.YUL-EZE
39h 40m2 stops
Air Canada Logo
4:35 p.m. - 6:15 a.m.EZE-YUL
14h 40m1 stop
C$ 1,096Air Canada
Find Deal
Mon, 8 Sep - Mon, 22 Sep
United Airlines Logo
9:15 a.m. - 8:00 a.m.YUL-EZE
21h 45m2 stops
United Airlines Logo
9:00 p.m. - 9:29 p.m.EZE-YUL
25h 29m2 stops
C$ 1,106United Airlines
Find Deal
Thu, 4 Sep - Sat, 20 Sep

United Airlines flights from Montreal to Buenos Aires

Our best United Airlines deals on Montreal to Buenos Aires flight tickets
United Airlines
5 Nov
YUL2:13 p.m.Montreal Pierre Elliott Trudeau Intl
39h 07m
2 stops
EZE7:20 a.m.Buenos Aires Ministro Pistarini
12 Nov
EZE10:05 p.m.Buenos Aires Ministro Pistarini
17h 55m
2 stops
YUL2:00 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,066
Find similar
United Airlines
4 Sep
YUL9:15 a.m.Montreal Pierre Elliott Trudeau Intl
21h 45m
2 stops
EZE8:00 a.m.Buenos Aires Ministro Pistarini
20 Sep
EZE9:00 p.m.Buenos Aires Ministro Pistarini
25h 29m
2 stops
YUL9:29 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,106
Find similar
United Airlines
20 Jul
YUL9:45 a.m.Montreal Pierre Elliott Trudeau Intl
21h 15m
2 stops
EZE8:00 a.m.Buenos Aires Ministro Pistarini
12 Aug
EZE9:00 p.m.Buenos Aires Ministro Pistarini
25h 29m
2 stops
YUL9:29 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,317
Find similar

Copa Airlines flights from Montreal to Buenos Aires

Our best Copa Airlines deals on Montreal to Buenos Aires flight tickets
Copa Airlines
27 Aug
YUL8:42 a.m.Montreal Pierre Elliott Trudeau Intl
15h 13m
1 stop
EZE12:55 a.m.Buenos Aires Ministro Pistarini
3 Sep
EZE10:06 a.m.Buenos Aires Ministro Pistarini
15h 33m
1 stop
YUL12:39 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,050
Find similar
Copa Airlines
8 Sep
YUL8:41 a.m.Montreal Pierre Elliott Trudeau Intl
15h 03m
1 stop
EZE12:44 a.m.Buenos Aires Ministro Pistarini
22 Sep
EZE10:06 a.m.Buenos Aires Ministro Pistarini
15h 33m
1 stop
YUL12:39 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,070
Find similar
Copa Airlines
5 Oct
YUL8:41 a.m.Montreal Pierre Elliott Trudeau Intl
18h 33m
1 stop
EZE4:14 a.m.Buenos Aires Ministro Pistarini
19 Oct
EZE10:05 a.m.Buenos Aires Ministro Pistarini
15h 35m
1 stop
YUL12:40 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,090
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See travel insights to Buenos Aires from

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

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 November. Flight prices, which tend to average around C$ 1,113, are often lower during this time because this is during the off-season. If you’re not able to fly to Buenos Aires in November, then September is your next best option. Flight prices from Montreal to Buenos Aires during September average around C$ 1,114.

What is the cheapest day to depart on your flight to Buenos Aires?

The cheapest day to depart on your flight to Buenos Aires is on a Wednesday when prices can be found for as low as C$ 1,203. This is often the case because there is less demand to fly during this day of the week. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Montreal to Buenos Aires for around C$ 1,289.

What is the cheapest time of day to depart on your flight to Buenos Aires?

According to our data, the cheapest time of day to fly to Buenos Aires is in the afternoon. momondo users have found flights departing from Montreal to Buenos Aires in the afternoon for as low as C$ 1,208. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of C$ 1,274.

How far in advance should I book a flight 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$ 1,317 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$ 1,098 on momondo.

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

You could potentially save up to 6% 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 July 2025, prices for Montreal to Buenos Aires flights are approximately 31% cheaper 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

Best price found

C$ 478

Fastest flight time

14h 50m

Direct flights

None

Airports in Buenos Aires

2 airports
The best one-way flight to Buenos Aires from Montreal in the past 72 hours is C$ 478. The best round-trip flight deal from Montreal to Buenos Aires found on momondo in the last 72 hours is C$ 914.
The fastest flight from Montreal to Buenos Aires takes 14h 50m
There are no direct flights from Montreal to Buenos Aires. Popular non-direct routes for this connection are Montreal Pierre Elliott Trudeau Intl Airport - Buenos Aires Ministro Pistarini Airport and Montreal Pierre Elliott Trudeau Intl Airport - Buenos Aires Jorge Newbery Airport.
There are 2 airports near Buenos Aires: Buenos Aires Ministro Pistarini (EZE), Buenos Aires Jorge Newbery (AEP)

  • 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 14h 50m.

  • 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?

  • 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?


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
ArajetPriceFrom C$ 687Free CancellationRating
7.1
32 reviews
Search Arajet flights
AviancaPriceFrom C$ 694Free CancellationRating
6.7
2,379 reviews
Search Avianca flights
DeltaPriceFrom C$ 894Free CancellationRating
8.0
7,953 reviews
Search Delta flights
Copa AirlinesPriceFrom C$ 1,035Free CancellationRating
7.5
1,482 reviews
Search Copa Airlines flights
Air CanadaPriceFrom C$ 1,082Free CancellationRating
7.1
9,717 reviews
Search Air Canada flights
United AirlinesPriceFrom C$ 1,107Free CancellationRating
7.4
8,856 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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Sat 19/7
Sat 26/7

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