Cheap flights from Ontario to Buenos Aires from C$ 400
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 6/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Early arrival? Instantly customize your resultsTrusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Ontario to Buenos Aires
Cheap round-trip flights
Cheap one-way flights
Cheap last-minute flights
Avianca flights from Region of Ontario to Buenos Aires
Our best Avianca deals on Region of Ontario to Buenos Aires flight tickets
Air Canada flights from Region of Ontario to Buenos Aires
Our best Air Canada deals on Region of Ontario to Buenos Aires flight tickets
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 September. Flight prices, which tend to average around C$ 1,140, 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 October is your next best option. Flight prices from Region of Ontario to Buenos Aires during October average around C$ 1,183.
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 Monday when prices can be found for as low as C$ 0. 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$ 1,362.
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 morning. momondo users have found flights departing from Region of Ontario to Buenos Aires in the morning for as low as C$ 0. 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$ 1,315.
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 16 weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around C$ 1,272 when searching 16 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$ 1,046 on momondo.
What cabin class options are available on Ontario to Buenos Aires flights?
There are 1 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.
What is the cheapest airline that flies from Ontario to Buenos Aires?
Air Canada, Copa Airlines, and Avianca are the most popular carriers operating from Ontario to Buenos Aires
Which airlines fly to Buenos Aires?
Air Canada, United Airlines and Copa Airlines are the top three most popular airlines that fly to Buenos Aires from Region of Ontario according to our data. Air Canada is the first choice among our users, with 41% 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 April 2025, 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.
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
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 April 2025, 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 57.14% of all bookings. The subsequent popular models are Boeing 787-8 Dreamliner at 28.57% and Boeing 737 MAX 8 at 14.29%.
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$ 563 | Free Cancellation | Rating 7.5 1,409 reviews | |||
| PriceFrom C$ 628 | Free Cancellation | Rating 7.3 25 reviews | |||
| PriceFrom C$ 772 | Free Cancellation | Rating 7.5 1,761 reviews | |||
| PriceFrom C$ 994 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom C$ 1,023 | Free Cancellation | Rating 6.7 2,316 reviews | |||
| PriceFrom C$ 1,040 | Free Cancellation | Rating 8.0 7,916 reviews | |||
| PriceFrom C$ 1,043 | Free Cancellation | Rating 7.0 9,139 reviews | |||
| PriceFrom C$ 1,067 | Free Cancellation | Rating 7.4 8,667 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.