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Cheap flights from Ontario to Buenos Aires from C$ 391

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 21/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ontario to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:33 p.m. - 4:00 p.m.YYZ  Toronto Pearson Intl-AEP Buenos Aires Jorge Newbery
20h 27m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
Delta Logo
8:05 p.m. - 1:39 p.m.AEP  Buenos Aires Jorge Newbery-YYZ Toronto Pearson Intl
18h 34m2 stops Lima J Chavez Intl New York John F Kennedy Intl
C$ 1,106Delta
Mon, 12 Oct - Wed, 17 Mar
Delta Logo
6:15 p.m. - 4:00 p.m.YYZ  Toronto Pearson Intl-AEP Buenos Aires Jorge Newbery
19h 45m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
Delta Logo
8:05 p.m. - 1:24 p.m.AEP  Buenos Aires Jorge Newbery-YYZ Toronto Pearson Intl
19h 19m2 stops Lima J Chavez Intl New York John F Kennedy Intl
C$ 1,107Delta
Tue, 24 Nov - Tue, 8 Dec
Multiple Airlines Logo
6:45 a.m. - 8:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-AEP Buenos Aires Jorge Newbery
35h 55m3 stops Punta Cana Lima J Chavez Intl Santiago Arturo Merino Benitez
Multiple Airlines Logo
10:10 p.m. - 8:45 p.m.AEP  Buenos Aires Jorge Newbery-YUL Montreal Pierre Elliott Trudeau Intl
24h 35m2 stops Santiago Arturo Merino Benitez Bogotá El Dorado
C$ 1,107Multiple Airlines
Mon, 2 Nov - Mon, 23 Nov
LATAM Airlines Logo
6:15 p.m. - 6:30 p.m.YYZ  Toronto Pearson Intl-AEP Buenos Aires Jorge Newbery
22h 15m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
LATAM Airlines Logo
5:35 p.m. - 5:05 p.m.AEP  Buenos Aires Jorge Newbery-YYZ Toronto Pearson Intl
25h 30m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
C$ 1,113LATAM Airlines
Wed, 11 Nov - Tue, 24 Nov
Multiple Airlines Logo
6:45 a.m. - 8:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-AEP Buenos Aires Jorge Newbery
35h 55m3 stops Punta Cana Lima J Chavez Intl Santiago Arturo Merino Benitez
Multiple Airlines Logo
9:30 p.m. - 8:45 p.m.AEP  Buenos Aires Jorge Newbery-YUL Montreal Pierre Elliott Trudeau Intl
25h 15m2 stops Santiago Arturo Merino Benitez Bogotá El Dorado
C$ 1,114Multiple Airlines
Mon, 2 Nov - Mon, 23 Nov
LATAM Airlines Logo
6:15 p.m. - 4:00 p.m.YYZ  Toronto Pearson Intl-AEP Buenos Aires Jorge Newbery
19h 45m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
LATAM Airlines Logo
9:25 a.m. - 11:15 a.m.AEP  Buenos Aires Jorge Newbery-YYZ Toronto Pearson Intl
27h 50m2 stops Santiago Arturo Merino Benitez Atlanta Hartsfield-Jackson
C$ 1,115LATAM Airlines
Tue, 24 Nov - Tue, 15 Dec
LATAM Airlines Logo
1:34 p.m. - 4:00 p.m.YYZ  Toronto Pearson Intl-AEP Buenos Aires Jorge Newbery
25h 26m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
LATAM Airlines Logo
8:05 p.m. - 5:38 p.m.AEP  Buenos Aires Jorge Newbery-YYZ Toronto Pearson Intl
23h 33m2 stops Lima J Chavez Intl New York John F Kennedy Intl
C$ 1,118LATAM Airlines
Tue, 27 Oct - Tue, 3 Nov
Delta Logo
6:33 p.m. - 4:00 p.m.YYZ  Toronto Pearson Intl-AEP Buenos Aires Jorge Newbery
20h 27m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
Delta Logo
8:05 p.m. - 1:39 p.m.AEP  Buenos Aires Jorge Newbery-YYZ Toronto Pearson Intl
18h 34m2 stops Lima J Chavez Intl New York John F Kennedy Intl
C$ 1,129Delta
Mon, 12 Oct - Thu, 18 Mar
Multiple Airlines Logo
6:45 a.m. - 8:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-AEP Buenos Aires Jorge Newbery
35h 55m3 stops Punta Cana Lima J Chavez Intl Santiago Arturo Merino Benitez
Multiple Airlines Logo
9:30 p.m. - 8:45 p.m.AEP  Buenos Aires Jorge Newbery-YUL Montreal Pierre Elliott Trudeau Intl
25h 15m2 stops Santiago Arturo Merino Benitez Bogotá El Dorado
C$ 1,132Multiple Airlines
Mon, 2 Nov - Wed, 18 Nov
LATAM Airlines Logo
6:15 p.m. - 4:00 p.m.YYZ  Toronto Pearson Intl-AEP Buenos Aires Jorge Newbery
19h 45m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
LATAM Airlines Logo
3:50 p.m. - 11:15 a.m.AEP  Buenos Aires Jorge Newbery-YYZ Toronto Pearson Intl
21h 25m2 stops Santiago Arturo Merino Benitez Atlanta Hartsfield-Jackson
C$ 1,133LATAM Airlines
Fri, 27 Nov - Tue, 15 Dec

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Delta flights from Region of Ontario to Buenos Aires Jorge Newbery Airport

Our best Delta deals on Region of Ontario to Buenos Aires Jorge Newbery Airport flight tickets
Delta
12 Oct
YYZ6:33 p.m.Toronto Pearson Intl
20h 27m
2 stops
AEP4:00 p.m.Buenos Aires Jorge Newbery
16 Mar
AEP8:05 p.m.Buenos Aires Jorge Newbery
18h 34m
2 stops
YYZ1:39 p.m.Toronto Pearson Intl
C$ 1,106
Delta
24 Nov
YYZ6:15 p.m.Toronto Pearson Intl
19h 45m
2 stops
AEP4:00 p.m.Buenos Aires Jorge Newbery
8 Dec
AEP8:05 p.m.Buenos Aires Jorge Newbery
19h 19m
2 stops
YYZ1:24 p.m.Toronto Pearson Intl
C$ 1,107
Delta
12 Oct
YYZ6:33 p.m.Toronto Pearson Intl
20h 27m
2 stops
AEP4:00 p.m.Buenos Aires Jorge Newbery
18 Mar
AEP8:05 p.m.Buenos Aires Jorge Newbery
18h 34m
2 stops
YYZ1:39 p.m.Toronto Pearson Intl
C$ 1,129

LATAM Airlines flights from Region of Ontario to Buenos Aires Jorge Newbery Airport

Our best LATAM Airlines deals on Region of Ontario to Buenos Aires Jorge Newbery Airport flight tickets
LATAM Airlines
11 Nov
YYZ6:15 p.m.Toronto Pearson Intl
22h 15m
2 stops
AEP6:30 p.m.Buenos Aires Jorge Newbery
24 Nov
AEP5:35 p.m.Buenos Aires Jorge Newbery
25h 30m
2 stops
YYZ5:05 p.m.Toronto Pearson Intl
C$ 1,113
LATAM Airlines
24 Nov
YYZ6:15 p.m.Toronto Pearson Intl
19h 45m
2 stops
AEP4:00 p.m.Buenos Aires Jorge Newbery
15 Dec
AEP9:25 a.m.Buenos Aires Jorge Newbery
27h 50m
2 stops
YYZ11:15 a.m.Toronto Pearson Intl
C$ 1,115
LATAM Airlines
27 Oct
YYZ1:34 p.m.Toronto Pearson Intl
25h 26m
2 stops
AEP4:00 p.m.Buenos Aires Jorge Newbery
3 Nov
AEP8:05 p.m.Buenos Aires Jorge Newbery
23h 33m
2 stops
YYZ5:38 p.m.Toronto Pearson Intl
C$ 1,118

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to Buenos Aires Jorge Newbery Airport 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 16 August 2026.
Use the filters below to find and compare flights from Ontario to Buenos Aires Jorge Newbery Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

TorontoBuenos Aires

YYZ Toronto Pearson Intl - AEP Buenos Aires Jorge Newbery

YYZAEP

Toronto Pearson Intl

Mon 12/10

6:33 p.m.-4:00 p.m.

2 stops20h 27m

Buenos Aires Jorge Newbery

Wed 17/3

8:05 p.m.-1:39 p.m.

2 stops18h 34m

C$ 1,106

TorontoBuenos Aires

YYZ Toronto Pearson Intl - AEP Buenos Aires Jorge Newbery

YYZAEP

Toronto Pearson Intl

Tue 24/11

6:15 p.m.-4:00 p.m.

2 stops19h 45m

Buenos Aires Jorge Newbery

Tue 8/12

8:05 p.m.-1:24 p.m.

2 stops19h 19m

C$ 1,107

MontrealBuenos Aires

YUL Montreal Pierre Elliott Trudeau Intl - AEP Buenos Aires Jorge Newbery

YULAEP

Montreal Pierre Elliott Trudeau Intl

Mon 2/11

6:45 a.m.-8:40 p.m.

3 stops35h 55m

Buenos Aires Jorge Newbery

Mon 23/11

10:10 p.m.-8:45 p.m.

2 stops24h 35m

C$ 1,107

TorontoBuenos Aires

YYZ Toronto Pearson Intl - AEP Buenos Aires Jorge Newbery

YYZAEP

Toronto Pearson Intl

Wed 11/11

6:15 p.m.-6:30 p.m.

2 stops22h 15m

Buenos Aires Jorge Newbery

Tue 24/11

5:35 p.m.-5:05 p.m.

2 stops25h 30m

C$ 1,113

MontrealBuenos Aires

YUL Montreal Pierre Elliott Trudeau Intl - AEP Buenos Aires Jorge Newbery

YULAEP

Montreal Pierre Elliott Trudeau Intl

Mon 2/11

6:45 a.m.-8:40 p.m.

3 stops35h 55m

Buenos Aires Jorge Newbery

Mon 23/11

9:30 p.m.-8:45 p.m.

2 stops25h 15m

C$ 1,114

TorontoBuenos Aires

YYZ Toronto Pearson Intl - AEP Buenos Aires Jorge Newbery

YYZAEP

Toronto Pearson Intl

Tue 24/11

6:15 p.m.-4:00 p.m.

2 stops19h 45m

Buenos Aires Jorge Newbery

Tue 15/12

9:25 a.m.-11:15 a.m.

2 stops27h 50m

C$ 1,115

TorontoBuenos Aires

YYZ Toronto Pearson Intl - AEP Buenos Aires Jorge Newbery

YYZAEP

Toronto Pearson Intl

Tue 27/10

1:34 p.m.-4:00 p.m.

2 stops25h 26m

Buenos Aires Jorge Newbery

Tue 3/11

8:05 p.m.-5:38 p.m.

2 stops23h 33m

C$ 1,118

TorontoBuenos Aires

YYZ Toronto Pearson Intl - AEP Buenos Aires Jorge Newbery

YYZAEP

Toronto Pearson Intl

Mon 12/10

6:33 p.m.-4:00 p.m.

2 stops20h 27m

Buenos Aires Jorge Newbery

Thu 18/3

8:05 p.m.-1:39 p.m.

2 stops18h 34m

C$ 1,129

MontrealBuenos Aires

YUL Montreal Pierre Elliott Trudeau Intl - AEP Buenos Aires Jorge Newbery

YULAEP

Montreal Pierre Elliott Trudeau Intl

Mon 2/11

6:45 a.m.-8:40 p.m.

3 stops35h 55m

Buenos Aires Jorge Newbery

Wed 18/11

9:30 p.m.-8:45 p.m.

2 stops25h 15m

C$ 1,132

TorontoBuenos Aires

YYZ Toronto Pearson Intl - AEP Buenos Aires Jorge Newbery

YYZAEP

Toronto Pearson Intl

Fri 27/11

6:15 p.m.-4:00 p.m.

2 stops19h 45m

Buenos Aires Jorge Newbery

Tue 15/12

3:50 p.m.-11:15 a.m.

2 stops21h 25m

C$ 1,133

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Region of Ontario to Buenos Aires Jorge Newbery Airport

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

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

You could potentially save up to 21% on your flight if you consider stops on a Region of Ontario to Buenos Aires Jorge Newbery Airport flight.

Cheap Region of Ontario to Buenos Aires Jorge Newbery Airport flight deals and tips

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

Fastest flight time

17h 55m

Direct flights

None
The fastest flight from Region of Ontario to Buenos Aires Jorge Newbery Airport takes 17h 55m
There are no direct flights from Region of Ontario to Buenos Aires Jorge Newbery Airport. There are no popular flight routes from Region of Ontario to Buenos Aires Jorge Newbery Airport.
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Frequently asked questions about flying from Ontario to Buenos Aires Jorge Newbery Airport

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

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

  • How old do you have to be to fly from Ontario to Buenos Aires Jorge Newbery Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario to Buenos Aires Jorge Newbery Airport.

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

    The travel and health documents required for your trip to Buenos Aires Jorge Newbery Airport 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 Jorge Newbery Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Buenos Aires. momondo saves you time and could save you money on your trip.

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

Flights from Ontario to Buenos Aires with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Ontario to Buenos Aires flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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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