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Cheap flights from Ontario to Buenos Aires from C$ 447

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 13/6. 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.
Copa Airlines Logo
8:30 a.m. - 4:21 a.m.
YYZ
-
EZE
18h 51m
1 stop
Copa Airlines Logo
8:59 a.m. - 1:13 a.m.
EZE
-
YYZ
17h 14m
1 stop
C$ 688Copa Airlines
Tue, 29 Sep - Tue, 6 Oct
Copa Airlines Logo
8:30 a.m. - 4:21 a.m.
YYZ
-
EZE
18h 51m
1 stop
Copa Airlines Logo
3:48 a.m. - 1:13 a.m.
EZE
-
YYZ
22h 25m
1 stop
C$ 690Copa Airlines
Tue, 29 Sep - Mon, 5 Oct
American Airlines Logo
7:10 a.m. - 8:50 a.m.
YUL
-
EZE
24h 40m
1 stop
American Airlines Logo
10:05 p.m. - 2:44 p.m.
EZE
-
YUL
17h 39m
1 stop
C$ 763American Airlines
Mon, 22 Jun - Mon, 29 Jun
American Airlines Logo
6:00 a.m. - 7:25 a.m.
YYZ
-
EZE
23h 25m
1 stop
American Airlines Logo
11:35 p.m. - 12:20 p.m.
EZE
-
YYZ
14h 45m
1 stop
C$ 763American Airlines
Tue, 17 Nov - Mon, 7 Dec
GOL Logo
7:24 p.m. - 8:15 p.m.
YYZ
-
EZE
23h 51m
2 stops
GOL Logo
8:30 p.m. - 2:59 p.m.
EZE
-
YYZ
19h 29m
2 stops
C$ 902GOL
Tue, 16 Jun - Tue, 7 Jul
GOL Logo
4:17 p.m. - 8:50 a.m.
YYZ
-
EZE
15h 33m
2 stops
GOL Logo
10:35 p.m. - 2:59 p.m.
EZE
-
YYZ
17h 24m
2 stops
C$ 904GOL
Wed, 17 Jun - Mon, 22 Jun
Arajet Logo
7:00 a.m. - 12:05 a.m.
YUL
-
EZE
16h 05m
1 stop
Arajet Logo
8:40 a.m. - 12:20 a.m.
EZE
-
YUL
16h 40m
1 stop
C$ 928Arajet
Wed, 26 Aug - Sun, 6 Sep
Arajet Logo
6:45 a.m. - 12:05 a.m.
YUL
-
EZE
15h 20m
1 stop
Arajet Logo
9:29 a.m. - 12:15 a.m.
EZE
-
YUL
16h 46m
1 stop
C$ 996Arajet
Wed, 11 Nov - Tue, 17 Nov
LATAM Airlines Logo
12:53 p.m. - 7:40 p.m.
YUL
-
AEP
29h 47m
2 stops
LATAM Airlines Logo
3:45 p.m. - 5:42 p.m.
AEP
-
YUL
26h 57m
2 stops
C$ 1,135LATAM Airlines
Fri, 3 Jul - Wed, 8 Jul
LATAM Airlines Logo
6:34 p.m. - 5:00 p.m.
YYZ
-
AEP
21h 26m
2 stops
LATAM Airlines Logo
5:35 p.m. - 12:17 p.m.
AEP
-
YYZ
19h 42m
2 stops
C$ 1,192LATAM Airlines
Mon, 14 Sep - Tue, 6 Oct

Delta flights from Region of Ontario to Buenos Aires

Our best Delta deals on Region of Ontario to Buenos Aires flight tickets
Delta
19 Jun
YYZ2:32 p.m.Toronto Pearson Intl
18h 08m
2 stops
EZE9:40 a.m.Buenos Aires Ministro Pistarini
1 Jul
EZE8:10 p.m.Buenos Aires Ministro Pistarini
28h 48m
1 stop
YYZ11:58 p.m.Toronto Pearson Intl
C$ 1,106
Delta
16 Jun
YUL12:48 p.m.Montreal Pierre Elliott Trudeau Intl
19h 52m
2 stops
EZE9:40 a.m.Buenos Aires Ministro Pistarini
29 Jun
EZE8:10 p.m.Buenos Aires Ministro Pistarini
18h 40m
2 stops
YUL1:50 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,108
Delta
19 Jun
YYZ6:34 p.m.Toronto Pearson Intl
14h 11m
1 stop
EZE9:45 a.m.Buenos Aires Ministro Pistarini
1 Jul
EZE8:10 p.m.Buenos Aires Ministro Pistarini
15h 13m
1 stop
YYZ10:23 a.m.Toronto Pearson Intl
C$ 1,109

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
15 Jun
YYZ7:00 a.m.Toronto Pearson Intl
24h 00m
2 stops
EZE8:00 a.m.Buenos Aires Ministro Pistarini
23 Jun
EZE9:00 p.m.Buenos Aires Ministro Pistarini
27h 59m
2 stops
YYZ11:59 p.m.Toronto Pearson Intl
C$ 997
United Airlines
15 Jun
YYZ8:45 a.m.Toronto Pearson Intl
22h 15m
2 stops
EZE8:00 a.m.Buenos Aires Ministro Pistarini
17 Jun
EZE9:00 p.m.Buenos Aires Ministro Pistarini
21h 56m
2 stops
YYZ5:56 p.m.Toronto Pearson Intl
C$ 999
United Airlines
13 Jun
YYZ3:53 p.m.Toronto Pearson Intl
15h 07m
1 stop
EZE8:00 a.m.Buenos Aires Ministro Pistarini
29 Jun
EZE9:00 p.m.Buenos Aires Ministro Pistarini
19h 46m
2 stops
YYZ3:46 p.m.Toronto Pearson Intl
C$ 1,062

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 30 May 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

Cheapest round-trip

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Tue 29/9

8:30 a.m.-4:21 a.m.

1 stop18h 51m

Buenos Aires Ministro Pistarini

Tue 6/10

8:59 a.m.-1:13 a.m.

1 stop17h 14m

C$ 688

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Tue 29/9

8:30 a.m.-4:21 a.m.

1 stop18h 51m

Buenos Aires Ministro Pistarini

Mon 5/10

3:48 a.m.-1:13 a.m.

1 stop22h 25m

C$ 690

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Mon 22/6

7:10 a.m.-8:50 a.m.

1 stop24h 40m

Buenos Aires Ministro Pistarini

Mon 29/6

10:05 p.m.-2:44 p.m.

1 stop17h 39m

C$ 763

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Tue 17/11

6:00 a.m.-7:25 a.m.

1 stop23h 25m

Buenos Aires Ministro Pistarini

Mon 7/12

11:35 p.m.-12:20 p.m.

1 stop14h 45m

C$ 763

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Tue 16/6

7:24 p.m.-8:15 p.m.

2 stops23h 51m

Buenos Aires Ministro Pistarini

Tue 7/7

8:30 p.m.-2:59 p.m.

2 stops19h 29m

C$ 902

TorontoBuenos Aires

YYZ - EZE

YYZEZE

Toronto Pearson Intl

Wed 17/6

4:17 p.m.-8:50 a.m.

2 stops15h 33m

Buenos Aires Ministro Pistarini

Mon 22/6

10:35 p.m.-2:59 p.m.

2 stops17h 24m

C$ 904

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Wed 26/8

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

1 stop16h 05m

Buenos Aires Ministro Pistarini

Sun 6/9

8:40 a.m.-12:20 a.m.

1 stop16h 40m

C$ 928
Quickest round-trip

MontrealBuenos Aires

YUL - EZE

YULEZE

Montreal Pierre Elliott Trudeau Intl

Wed 11/11

6:45 a.m.-12:05 a.m.

1 stop15h 20m

Buenos Aires Ministro Pistarini

Tue 17/11

9:29 a.m.-12:15 a.m.

1 stop16h 46m

C$ 996

MontrealBuenos Aires

YUL - AEP

YULAEP

Montreal Pierre Elliott Trudeau Intl

Fri 3/7

12:53 p.m.-7:40 p.m.

2 stops29h 47m

Buenos Aires Jorge Newbery

Wed 8/7

3:45 p.m.-5:42 p.m.

2 stops26h 57m

C$ 1,135

TorontoBuenos Aires

YYZ - AEP

YYZAEP

Toronto Pearson Intl

Mon 14/9

6:34 p.m.-5:00 p.m.

2 stops21h 26m

Buenos Aires Jorge Newbery

Tue 6/10

5:35 p.m.-12:17 p.m.

2 stops19h 42m

C$ 1,192

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buenos Aires from

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 June. Flight prices, which tend to average around C$ 233, are often lower during this time because this is during the off-season. If you’re not able to fly to Buenos Aires in June, then October is your next best option. Flight prices from Region of Ontario to Buenos Aires during October average around C$ 250.

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 from Ontario 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$ 1,227 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$ 996 on momondo.

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

There are 3 cabin classes available to choose from on Region of 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 12% 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$ 1,621

Fastest flight time

13h 55m

Direct flights

Mon, Wed, Thu, 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$ 1,621
The fastest flight from Region of Ontario to Buenos Aires takes 13h 55m
Direct flights go from Region of Ontario to Buenos Aires on Monday, Wednesday, Thursday, 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

Frequently asked questions about flying from Ontario to Buenos Aires

  • 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$ 304Free CancellationRating
7.4
1,919 reviews
Search LATAM Airlines flights
United AirlinesPriceFrom C$ 591Free CancellationRating
7.4
9,768 reviews
Search United Airlines flights
Copa AirlinesPriceFrom C$ 747Free CancellationRating
7.5
1,574 reviews
Search Copa Airlines flights
ArajetPriceFrom C$ 783Free CancellationRating
6.5
48 reviews
Search Arajet flights
DeltaPriceFrom C$ 791Free CancellationRating
7.9
8,414 reviews
Search Delta flights
AviancaPriceFrom C$ 962Free CancellationRating
6.5
2,527 reviews
Search Avianca flights
Air CanadaPriceFrom C$ 1,094Free CancellationRating
7.1
11,107 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