Cheap flights from Ontario to Buenos Aires from C$ 472
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 21/11. 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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Fly from
Fly to
Route
Depart
Return
TorontoBuenos Aires
YYZ Toronto Pearson Intl - EZE Buenos Aires Ministro Pistarini
YYZEZE
Toronto Pearson Intl
Mon 16/11
2:01 p.m.-10:00 a.m.
2 stops17h 59m
Buenos Aires Ministro Pistarini
Wed 2/12
11:35 p.m.-3:34 p.m.
2 stops17h 59m
TorontoBuenos Aires
YYZ Toronto Pearson Intl - EZE Buenos Aires Ministro Pistarini
YYZEZE
Toronto Pearson Intl
Mon 16/11
6:10 a.m.-9:20 a.m.
1 stop25h 10m
Buenos Aires Ministro Pistarini
Wed 2/12
11:55 p.m.-2:17 p.m.
1 stop16h 22m
TorontoBuenos Aires
YYZ Toronto Pearson Intl - EZE Buenos Aires Ministro Pistarini
YYZEZE
Toronto Pearson Intl
Mon 16/11
6:10 a.m.-7:20 a.m.
1 stop23h 10m
Buenos Aires Ministro Pistarini
Wed 2/12
11:55 p.m.-4:47 p.m.
2 stops18h 52m
TorontoBuenos Aires
YYZ Toronto Pearson Intl - EZE Buenos Aires Ministro Pistarini
YYZEZE
Toronto Pearson Intl
Fri 8/1
7:14 a.m.-7:25 a.m.
1 stop22h 11m
Buenos Aires Ministro Pistarini
Fri 5/3
10:30 p.m.-1:10 p.m.
1 stop16h 40m
TorontoBuenos Aires
YYZ Toronto Pearson Intl - EZE Buenos Aires Ministro Pistarini
YYZEZE
Toronto Pearson Intl
Wed 3/3
6:30 a.m.-10:10 p.m.
1 stop13h 40m
Buenos Aires Ministro Pistarini
Tue 9/3
11:00 a.m.-11:50 p.m.
1 stop14h 50m
TorontoBuenos Aires
YYZ Toronto Pearson Intl - EZE Buenos Aires Ministro Pistarini
YYZEZE
Toronto Pearson Intl
Wed 10/3
6:30 a.m.-10:10 p.m.
1 stop13h 40m
Buenos Aires Ministro Pistarini
Tue 16/3
11:00 a.m.-11:50 p.m.
1 stop13h 50m
TorontoBuenos Aires
YYZ Toronto Pearson Intl - EZE Buenos Aires Ministro Pistarini
YYZEZE
Toronto Pearson Intl
Fri 13/11
10:53 a.m.-9:20 a.m.
2 stops20h 27m
Buenos Aires Ministro Pistarini
Thu 26/11
10:05 p.m.-4:47 p.m.
2 stops20h 42m
TorontoBuenos Aires
YYZ Toronto Pearson Intl - EZE Buenos Aires Ministro Pistarini
YYZEZE
Toronto Pearson Intl
Fri 13/11
8:35 a.m.-7:20 a.m.
2 stops20h 45m
Buenos Aires Ministro Pistarini
Thu 26/11
11:55 p.m.-10:37 p.m.
1 stop24h 42m
TorontoBuenos Aires
YYZ Toronto Pearson Intl - AEP Buenos Aires Jorge Newbery
YYZAEP
Toronto Pearson Intl
Fri 4/12
7:50 a.m.-5:40 a.m.
1 stop19h 50m
Buenos Aires Jorge Newbery
Sat 5/12
3:30 a.m.-10:20 p.m.
2 stops20h 50m
TorontoBuenos Aires
YYZ Toronto Pearson Intl - EZE Buenos Aires Ministro Pistarini
YYZEZE
Toronto Pearson Intl
Tue 9/3
7:59 a.m.-7:35 a.m.
2 stops21h 36m
Buenos Aires Ministro Pistarini
Wed 17/3
11:35 p.m.-4:06 p.m.
2 stops17h 31m
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 August. Flight prices, which tend to average around C$ 1,222, are often lower during this time because this is during the off-season. If you’re not able to fly to Buenos Aires in August, then June is your next best option. Flight prices from Region of Ontario to Buenos Aires during June average around C$ 1,222.
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 Sunday when prices can be found for as low as C$ 1,521. This is often the case because there is less demand to fly during this day of the week. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Region of Ontario to Buenos Aires for around C$ 2,015.
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$ 1,290 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$ 1,164 on momondo.
What cabin class options are available on Region of Ontario to Buenos Aires flights?
There is only 1 cabin class 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 11% on your flight if you consider stops on a Region of Ontario to Buenos Aires flight.
What is the cheapest airline that flies from Ontario to Buenos Aires?
Arajet, Air Canada, and United Airlines are the most popular carriers operating from Ontario to Buenos Aires
Which airlines fly to Buenos Aires?
United Airlines, Avianca and Air Canada are the top three most popular airlines that fly to Buenos Aires from Region of Ontario according to our data. United Airlines is the first choice among our users, with 37% of people opting to fly with this airline when travelling to Buenos Aires. Keep in mind that there are 8 different airlines that fly to Buenos Aires on a routine basis, so you have a few additional options to choose from.
How many flights depart from Region of Ontario to Buenos Aires on average per week?
As of October 2026, there are 4 flights per week flying from Region of Ontario to Buenos Aires. The most common day of the week flights depart is Tue, with 25% of flights taking off on this day.
How long does it take to fly to Buenos Aires?
Flight times from Region of Ontario to Buenos Aires vary, but if you’re flying out of Toronto and flying into Buenos Aires Ministro Pistarini Airport (one of the most popular routes), then the duration is 15h 36m on average. Another popular route from Region of Ontario to Buenos Aires is flying from Hamilton to Buenos Aires Ministro Pistarini Airport, which will take roughly 20h 35m. Keep in mind that layovers or delays could extend your travel time.
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
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?
As of October 2026, there are 8 operators available to choose from 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?
momondo data reveals that the most frequently booked plane model on the route from Region of Ontario to Buenos Aires is Boeing 787-9 Dreamliner, representing 77.78% of all bookings. The subsequent popular models are Airbus A320-100/200 at 16.67% and Boeing 787 Dreamliner at 5.56%.
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 | ||
|---|---|---|---|---|---|
| PriceFrom C$ 645 | Free Cancellation | Rating 7.8 8,651 reviews | |||
| PriceFrom C$ 692 | Free Cancellation | Rating 7.6 1,550 reviews | |||
| PriceFrom C$ 777 | Free Cancellation | Rating 6.2 57 reviews | |||
| PriceFrom C$ 846 | Free Cancellation | Rating 6.5 2,558 reviews | |||
| PriceFrom C$ 892 | Free Cancellation | Rating 7.0 12,149 reviews | |||
| PriceFrom C$ 1,085 | Free Cancellation | Rating 7.4 10,331 reviews | |||
| PriceFrom C$ 1,134 | Free Cancellation | Rating 7.1 11,748 reviews | |||
| PriceFrom C$ 1,228 | Free Cancellation | Rating 7.4 1,976 reviews |
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.