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Cheap flights from Buenos Aires to Ontario from C$ 339

BUE — YYZ
25 Sep — 2 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buenos Aires to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Buenos Aires to Ontario

Tue 20/109:15 a.m. -
1 stop15h 40m
Wed 28/106:30 a.m. -
1 stop16h 35m
Deal found 23/8C$ 951
Thu 15/107:45 a.m. -
1 stop17h 10m
Wed 28/106:30 a.m. -
1 stop16h 35m
Deal found 23/8C$ 976
Thu 1/104:50 p.m. -
1 stop15h 30m
Tue 20/108:55 a.m. -
1 stop19h 45m
Deal found 25/8C$ 983
Tue 20/104:50 p.m. -
1 stop15h 30m
Thu 29/108:50 a.m. -
1 stop14h 40m
Deal found 24/8C$ 986
Mon 30/114:50 p.m. -
1 stop15h 35m
Sat 5/127:50 a.m. -
1 stop14h 40m
Deal found 24/8C$ 997
Tue 29/97:00 a.m. -
1 stop17h 30m
Tue 13/108:55 a.m. -
1 stop19h 45m
Deal found 24/8C$ 1,002
Wed 30/94:50 p.m. -
1 stop15h 30m
Tue 3/117:50 a.m. -
1 stop14h 40m
Deal found 24/8C$ 1,002
Thu 1/104:50 p.m. -
1 stop15h 30m
Sat 17/108:55 a.m. -
1 stop14h 30m
Deal found 22/8C$ 1,004
Tue 15/1210:30 p.m. -
1 stop26h 25m
Wed 13/12:00 p.m. -
1 stop16h 30m
Deal found 23/8C$ 1,007
Thu 22/107:10 a.m. -
1 stop25h 10m
Sun 25/108:50 a.m. -
1 stop14h 40m
Deal found 25/8C$ 1,011
Mon 30/117:05 a.m. -
1 stop17h 15m
Sat 5/127:50 a.m. -
1 stop19h 50m
Deal found 24/8C$ 1,014
Wed 26/88:50 p.m. -
2 stops21h 00m
Wed 2/912:30 p.m. -
2 stops19h 15m
Deal found 25/8C$ 1,040

Find flight deals from Buenos Aires to Ontario

Round-trip from

C$ 951

One-way from

C$ 339

Popular in

December

Cheapest in

September

Average price

C$ 1,623

Good one-way deal

C$ 1,048 or less
Arajet
  • Arajet
  • 20/10-28/10
  • 2 total stops
  • 32h 15m total
  • Buenos Aires to Ontario
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Arajet
  • Arajet
  • 3/11
  • 1 total stop
  • 16h 46m total
  • Buenos Aires to Ontario
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 159 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 61 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
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Price to beat on a one-way flight from Buenos Aires (BUE) to Ontario.
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Buenos Aires to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Buenos AiresMontreal

EZE Buenos Aires Ministro Pistarini - YUL Montreal Pierre Elliott Trudeau Intl

EZEYUL

Buenos Aires Ministro Pistarini

Thu 22/10

11:00 a.m.-12:20 a.m.

1 stop14h 20m

Montreal Pierre Elliott Trudeau Intl

Fri 6/11

6:45 a.m.-6:45 a.m.

1 stop22h 00m

C$ 1,123

Buenos AiresToronto

EZE Buenos Aires Ministro Pistarini - YYZ Toronto Pearson Intl

EZEYYZ

Buenos Aires Ministro Pistarini

Thu 15/10

7:45 a.m.-11:55 p.m.

1 stop17h 10m

Toronto Pearson Intl

Wed 28/10

10:00 a.m.-10:00 a.m.

1 stop23h 00m

C$ 1,142

Buenos AiresMontreal

EZE Buenos Aires Ministro Pistarini - YUL Montreal Pierre Elliott Trudeau Intl

EZEYUL

Buenos Aires Ministro Pistarini

Wed 23/12

10:10 a.m.-11:29 p.m.

1 stop15h 19m

Montreal Pierre Elliott Trudeau Intl

Wed 6/1

7:00 a.m.-9:10 a.m.

1 stop24h 10m

C$ 1,225

Buenos AiresOttawa

EZE Buenos Aires Ministro Pistarini - YOW Ottawa

EZEYOW

Buenos Aires Ministro Pistarini

Thu 3/12

10:05 p.m.-7:27 p.m.

2 stops23h 22m

Ottawa

Sun 6/12

2:00 p.m.-7:20 a.m.

2 stops39h 20m

C$ 1,288

Buenos AiresToronto

EZE Buenos Aires Ministro Pistarini - YYZ Toronto Pearson Intl

EZEYYZ

Buenos Aires Ministro Pistarini

Fri 27/11

11:55 p.m.-10:37 p.m.

1 stop24h 42m

Toronto Pearson Intl

Tue 8/12

6:10 a.m.-7:20 a.m.

1 stop23h 10m

C$ 1,290

Buenos AiresToronto

EZE Buenos Aires Ministro Pistarini - YYZ Toronto Pearson Intl

EZEYYZ

Buenos Aires Ministro Pistarini

Wed 2/12

11:55 p.m.-4:47 p.m.

2 stops18h 52m

Toronto Pearson Intl

Tue 8/12

6:45 a.m.-9:20 a.m.

2 stops24h 35m

C$ 1,290

Buenos AiresToronto

EZE Buenos Aires Ministro Pistarini - YYZ Toronto Pearson Intl

EZEYYZ

Buenos Aires Ministro Pistarini

Wed 30/9

2:30 a.m.-7:20 a.m.

2 stops29h 50m

Toronto Pearson Intl

Sat 17/10

8:55 a.m.-1:20 a.m.

2 stops39h 25m

C$ 1,315

Buenos AiresToronto

AEP Buenos Aires Jorge Newbery - YYZ Toronto Pearson Intl

AEPYYZ

Buenos Aires Jorge Newbery

Tue 1/12

7:05 a.m.-10:20 p.m.

1 stop17h 15m

Toronto Pearson Intl

Sun 6/12

7:50 a.m.-5:40 a.m.

1 stop19h 50m

C$ 1,317

Buenos AiresToronto

AEP Buenos Aires Jorge Newbery - YYZ Toronto Pearson Intl

AEPYYZ

Buenos Aires Jorge Newbery

Wed 2/12

7:05 a.m.-10:20 p.m.

1 stop17h 15m

Toronto Pearson Intl

Sat 5/12

11:40 p.m.-5:40 a.m.

1 stop28h 00m

C$ 1,317

Buenos AiresToronto

EZE Buenos Aires Ministro Pistarini - YYZ Toronto Pearson Intl

EZEYYZ

Buenos Aires Ministro Pistarini

Wed 21/10

4:50 p.m.-11:30 p.m.

1 stop31h 40m

Toronto Pearson Intl

Sun 25/10

8:50 a.m.-12:30 a.m.

1 stop14h 40m

C$ 1,317

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/8

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Buenos Aires to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Buenos Aires with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Buenos Aires to Ontario

What is the cheapest month to book a flight from Buenos Aires to Region of Ontario?

Currently, September is the cheapest month in which you can book a flight from Buenos Aires to Region of Ontario (average of C$ 1,020). Flying from Buenos Aires to Region of Ontario in May is currently the most expensive (average of C$ 1,685). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BUE to ON?

When flying from Buenos Aires to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Buenos Aires to Region of Ontario?

Airfare is typical for this route at the moment.
Buenos Aires to Region of Ontario flights typically cost between C$ 921 and C$ 2,049 in October.
The cheapest round-trip price found within the last 5 days was C$ 951 on Arajet (20 Oct-28 Oct).

Reviews of airlines servicing Ontario

Read reviews from past customers who have flown Avianca from Buenos Aires to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Avianca
6.5
Okay
2,549 reviews
Check prices

Comfort

6.2

Crew

7.2

Overall

6.5

Food

5.0

Entertainment

5.3

Boarding

6.9

Reviews

1 / 20
10.0
Excellent

Ana Victoria,Jun 2026

BCN - BOG

On time, quite confortable. The food was good (and necessary).
Avianca
6.5
Okay
2,549 reviews
Avianca
6.5
Okay
2,549 reviews
Check prices

Comfort

6.2

Crew

7.2

Overall

6.5

Food

5.0

Entertainment

5.3

Boarding

6.9

Reviews

1 / 20
10.0
Excellent

Ana Victoria,Jun 2026

BCN - BOG

On time, quite confortable. The food was good (and necessary).

Related info for your journey

  • How long is the flight from Buenos Aires to Region of Ontario?

    For as low as C$ 1,123, Arajet can have you in Region of Ontario from Buenos Aires in 14h 20m. The distance from Buenos Aires to Region of Ontario is about 9051 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Buenos Aires to Region of Ontario one-way?

    To fly one-way, consider booking your trip with Arajet, which is currently one of the cheapest options available, starting at C$ 509. LATAM Airlines flights start at C$ 619 while deals on Copa Airlines start at C$ 742 one-way.

  • What are the most popular routes from Buenos Aires to Region of Ontario?

    The most popular flight routes from Buenos Aires to Region of Ontario are Buenos Aires Ministro Pistarini - Toronto Pearson Intl, Buenos Aires Jorge Newbery - Toronto Pearson Intl and Buenos Aires Ministro Pistarini - Montreal Pierre Elliott Trudeau Intl.

  • What are the cheapest flights from Buenos Aires to Region of Ontario?

    Looking for the cheapest flight from Buenos Aires to Region of Ontario? While on average our users pay C$ 1,048, our data indicates the cheapest price to be C$ 872. The most popular route (Buenos Aires Ministro Pistarini - Toronto Pearson Intl), is priced around C$ 990.

  • Can I find deals for flights from Buenos Aires to Ontario that include hotel bookings?

    Yes. In addition to deals on Buenos Aires to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buenos Aires to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buenos Aires to Ontario.

  • Can I find deals for business class flights from Buenos Aires to Ontario?

    Yes. Cheapflights offers flight deals from Buenos Aires to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Buenos Aires to Region of Ontario?

    Currently, September is the cheapest month in which you can book a flight from Buenos Aires to Region of Ontario (average of C$ 1,020). Flying from Buenos Aires to Region of Ontario in May is currently the most expensive (average of C$ 1,685). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Buenos Aires to Ontario

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 1,516AverageC$ 1,561FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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Cheapflights helps you search for flights from Buenos Aires to Ontario via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Buenos Aires to Ontario?

Millions of users choose and trust Cheapflights to book the best flight deals from Buenos Aires to Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Buenos Aires to Ontario with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Buenos Aires to Ontario flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Buenos Aires to Ontario become cheaper?

Yes, Cheapflights offers price alerts on Buenos Aires to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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