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Cheap flights from Ontario to Buenos Aires from C$ 371

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Buenos Aires departing on 15/4. 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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Find the cheapest flights from Ontario to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Arajet Logo
6:30 a.m. - 12:05 a.m.
YYZ
-
EZE
16h 35m
1 stop
Arajet Logo
11:00 a.m. - 11:55 p.m.
EZE
-
YYZ
13h 55m
1 stop
C$ 974Arajet
Wed, 12 Aug - Thu, 20 Aug
Avianca Logo
12:55 a.m. - 3:40 p.m.
YYZ
-
EZE
13h 45m
1 stop
Avianca Logo
7:10 a.m. - 11:30 p.m.
EZE
-
YYZ
17h 20m
1 stop
C$ 980Avianca
Tue, 14 Apr - Sun, 24 May
Avianca Logo
8:55 a.m. - 12:25 a.m.
YYZ
-
EZE
14h 30m
1 stop
Avianca Logo
4:50 p.m. - 7:20 a.m.
EZE
-
YYZ
15h 30m
1 stop
C$ 982Avianca
Thu, 30 Apr - Sun, 10 May
Multiple Airlines Logo
8:55 a.m. - 3:30 p.m.
YYZ
-
AEP
29h 35m
2 stops
Multiple Airlines Logo
10:10 p.m. - 7:20 a.m.
AEP
-
YYZ
34h 10m
2 stops
C$ 1,000Multiple Airlines
Fri, 24 Apr - Thu, 7 May
Multiple Airlines Logo
8:55 a.m. - 3:30 p.m.
YYZ
-
AEP
29h 35m
2 stops
Multiple Airlines Logo
5:45 a.m. - 7:20 a.m.
AEP
-
YYZ
26h 35m
2 stops
C$ 1,001Multiple Airlines
Fri, 10 Apr - Mon, 27 Apr
Copa Airlines Logo
8:35 a.m. - 12:50 a.m.
YUL
-
EZE
15h 15m
1 stop
Copa Airlines Logo
2:49 p.m. - 12:40 a.m.
EZE
-
YUL
34h 51m
1 stop
C$ 1,086Copa Airlines
Tue, 19 May - Wed, 20 May
United Airlines Logo
6:10 a.m. - 8:00 a.m.
YUL
-
EZE
24h 50m
2 stops
United Airlines Logo
9:00 p.m. - 12:13 a.m.
EZE
-
YUL
28h 13m
2 stops
C$ 1,089United Airlines
Mon, 20 Apr - Tue, 5 May
United Airlines Logo
6:00 a.m. - 8:00 a.m.
YOW
-
EZE
25h 00m
2 stops
United Airlines Logo
9:00 p.m. - 11:54 p.m.
EZE
-
YOW
27h 54m
2 stops
C$ 1,090United Airlines
Wed, 29 Apr - Wed, 6 May
Air Canada Logo
8:05 p.m. - 2:30 p.m.
YOW
-
EZE
17h 25m
2 stops
Air Canada Logo
4:35 p.m. - 8:51 p.m.
EZE
-
YOW
29h 16m
3 stops
C$ 1,131Air Canada
Wed, 29 Apr - Wed, 6 May
Air Canada Logo
8:05 p.m. - 2:30 p.m.
YOW
-
EZE
17h 25m
2 stops
Air Canada Logo
4:30 p.m. - 3:21 p.m.
EZE
-
YOW
23h 51m
2 stops
C$ 1,152Air Canada
Wed, 15 Apr - Wed, 22 Apr

LATAM Airlines flights from Region of Ontario to Buenos Aires

Our best LATAM Airlines deals on Region of Ontario to Buenos Aires flight tickets
LATAM Airlines
18 Mar
YYZ12:25 p.m.Toronto Pearson Intl
20h 10m
2 stops
EZE9:35 a.m.Buenos Aires Ministro Pistarini
25 Mar
EZE2:45 p.m.Buenos Aires Ministro Pistarini
27h 39m
2 stops
YYZ5:24 p.m.Toronto Pearson Intl
C$ 1,044
LATAM Airlines
16 Mar
YYZ6:14 p.m.Toronto Pearson Intl
15h 01m
1 stop
EZE10:15 a.m.Buenos Aires Ministro Pistarini
25 Mar
EZE7:04 p.m.Buenos Aires Ministro Pistarini
22h 56m
2 stops
YYZ5:00 p.m.Toronto Pearson Intl
C$ 1,073
LATAM Airlines
17 Mar
YYZ6:14 p.m.Toronto Pearson Intl
15h 01m
1 stop
EZE10:15 a.m.Buenos Aires Ministro Pistarini
26 Mar
EZE6:59 p.m.Buenos Aires Ministro Pistarini
29h 58m
2 stops
YYZ11:57 p.m.Toronto Pearson Intl
C$ 1,075

United Airlines flights from Region of Ontario to Buenos Aires

Our best United Airlines deals on Region of Ontario to Buenos Aires flight tickets
United Airlines
30 Apr
YYZ9:35 a.m.Toronto Pearson Intl
21h 25m
2 stops
EZE8:00 a.m.Buenos Aires Ministro Pistarini
11 May
EZE9:00 p.m.Buenos Aires Ministro Pistarini
23h 37m
2 stops
YYZ7:37 p.m.Toronto Pearson Intl
C$ 1,088
United Airlines
20 Apr
YUL6:10 a.m.Montreal Pierre Elliott Trudeau Intl
24h 50m
2 stops
EZE8:00 a.m.Buenos Aires Ministro Pistarini
5 May
EZE9:00 p.m.Buenos Aires Ministro Pistarini
28h 13m
2 stops
YUL12:13 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,089
United Airlines
29 Apr
YOW6:00 a.m.Ottawa
25h 00m
2 stops
EZE8:00 a.m.Buenos Aires Ministro Pistarini
6 May
EZE9:00 p.m.Buenos Aires Ministro Pistarini
27h 54m
2 stops
YOW11:54 p.m.Ottawa
C$ 1,090

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to Buenos Aires that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 4 March 2026.
Use the filters below to find and compare flights from Ontario to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Wed 12/8

6:30 a.m.-12:05 a.m.

1 stop16h 35m

Buenos Aires Ministro Pistarini

Thu 20/8

11:00 a.m.-11:55 p.m.

1 stop13h 55m

C$ 974

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Tue 14/4

12:55 a.m.-3:40 p.m.

1 stop13h 45m

Buenos Aires Ministro Pistarini

Sun 24/5

7:10 a.m.-11:30 p.m.

1 stop17h 20m

C$ 980

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Thu 30/4

8:55 a.m.-12:25 a.m.

1 stop14h 30m

Buenos Aires Ministro Pistarini

Sun 10/5

4:50 p.m.-7:20 a.m.

1 stop15h 30m

C$ 982

TorontoBuenos Aires

YYZ - AEP

YYZAEP

Toronto Pearson Intl

Fri 24/4

8:55 a.m.-3:30 p.m.

2 stops29h 35m

Buenos Aires Jorge Newbery

Thu 7/5

10:10 p.m.-7:20 a.m.

2 stops34h 10m

C$ 1,000

TorontoBuenos Aires

YYZ - AEP

YYZAEP

Toronto Pearson Intl

Fri 10/4

8:55 a.m.-3:30 p.m.

2 stops29h 35m

Buenos Aires Jorge Newbery

Mon 27/4

5:45 a.m.-7:20 a.m.

2 stops26h 35m

C$ 1,001

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Tue 19/5

8:35 a.m.-12:50 a.m.

1 stop15h 15m

Buenos Aires Ministro Pistarini

Wed 20/5

2:49 p.m.-12:40 a.m.

1 stop34h 51m

C$ 1,086

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Mon 20/4

6:10 a.m.-8:00 a.m.

2 stops24h 50m

Buenos Aires Ministro Pistarini

Tue 5/5

9:00 p.m.-12:13 a.m.

2 stops28h 13m

C$ 1,089

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Wed 29/4

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

2 stops25h 00m

Buenos Aires Ministro Pistarini

Wed 6/5

9:00 p.m.-11:54 p.m.

2 stops27h 54m

C$ 1,090

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Wed 29/4

8:05 p.m.-2:30 p.m.

2 stops17h 25m

Buenos Aires Ministro Pistarini

Wed 6/5

4:35 p.m.-8:51 p.m.

3 stops29h 16m

C$ 1,131

OttawaBuenos Aires

YOW - EZE

YOWEZE

Ottawa

Wed 15/4

8:05 p.m.-2:30 p.m.

2 stops17h 25m

Buenos Aires Ministro Pistarini

Wed 22/4

4:30 p.m.-3:21 p.m.

2 stops23h 51m

C$ 1,152

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Region of Ontario 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 cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Region of Ontario is in September. Flight prices, which tend to average around C$ 1,078, 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 June is your next best option. Flight prices from Region of Ontario to Buenos Aires during June average around C$ 1,092.

What is the cheapest Ontario to Buenos Aires flight route?

Fly from Toronto Pearson Intl to Buenos Aires Ministro Pistarini for the best Ontario - Buenos Aires flight prices

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

You are more likely to see cheaper flights to Buenos Aires from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around C$ 1,193 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Region of Ontario for as low as C$ 941 on momondo.

What cabin class options are available on Ontario to Buenos Aires flights?

There are 2 cabin classes available to choose from on Ontario to Buenos Aires flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Region of Ontario to Buenos Aires flights?

You could potentially save up to 10% on your flight if you consider stops on a Region of Ontario to Buenos Aires flight.

Cheap Region of Ontario to Buenos Aires flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Buenos Aires

Best price found

C$ 1,144

Fastest flight time

14h 35m

Direct flights

Mon, Wed, Thu, Fri, Sat and Sun

Airports in Buenos Aires

2 airports
The best flight deal from Region of Ontario to Buenos Aires found on momondo in the last 72 hours is C$ 1,144
The fastest flight from Region of Ontario to Buenos Aires takes 14h 35m
Direct flights go from Region of Ontario to Buenos Aires on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There are 2 airports in Buenos Aires. From Region of Ontario there are direct flights to Buenos Aires Ministro Pistarini (EZE).
Search flight deals

  • When did momondo last update prices for flights from Ontario to Buenos Aires?

    Prices for flights from Ontario to Buenos Aires were last updated today.

  • How many operators does momondo search for flights from Ontario to Buenos Aires?

  • How old do you have to be to fly from Ontario 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 Ontario to Buenos Aires.

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

    The required travel and health documents for your Buenos Aires trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buenos Aires. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Region of Ontario to Buenos Aires?

Best airlines flying from Region of Ontario to Buenos Aires

Compare and see reviews for airlines that fly from Region of Ontario to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom C$ 302Free CancellationRating
7.4
1,915 reviews
Search LATAM Airlines flights
United AirlinesPriceFrom C$ 586Free CancellationRating
7.4
9,387 reviews
Search United Airlines flights
Copa AirlinesPriceFrom C$ 730Free CancellationRating
7.5
1,557 reviews
Search Copa Airlines flights
ArajetPriceFrom C$ 777Free CancellationRating
6.4
46 reviews
Search Arajet flights
DeltaPriceFrom C$ 784Free CancellationRating
7.9
8,245 reviews
Search Delta flights
AviancaPriceFrom C$ 891Free CancellationRating
6.5
2,494 reviews
Search Avianca flights
Air CanadaPriceFrom C$ 1,071Free CancellationRating
7.1
10,776 reviews
Search Air Canada flights

Why use momondo?

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

Finding the right flight to Buenos Aires from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Buenos Aires quick and easy, saving you time and money.

Can I find flights from Ontario to Buenos Aires with flexible booking policies on momondo?

momondo does allow users to show only those flights to Buenos Aires from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Buenos Aires?

Once all potential Ontario to Buenos Aires flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to Buenos Aires right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Buenos Aires now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Buenos Aires and let you know when they change.

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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
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport