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$ 493. Avianca flights start at C$ 644 while deals on Hahn Air start at C$ 707 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 most popular airlines that fly from Buenos Aires to Region of Ontario?

Air Canada, Avianca and Arajet are the most popular airlines when flying from Buenos Aires to Region of Ontario.

How far in advance should I book a flight from Buenos Aires to Region of Ontario?

Travellers have found it’s best to book a flight 13 days in advance to save up to 146% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 13 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Buenos Aires to Region of Ontario 1-2 weeks in advance for as low as C$ 779, or C$ 1,921 for flights within the next 24 hours.

What is the cheapest month to fly from Buenos Aires to Region of Ontario?

Our data shows that October tends to be the cheapest month to fly to Region of Ontario from Buenos Aires. Users have commonly found prices around C$ 1,772 for the month, but tickets can be as low as C$ 573. Due to multiple factors, prepare for potentially higher prices in January.

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.

C$ 448+ Flights from Buenos Aires to Ontario

Cheap flight deals from Buenos Aires to Ontario

Round-trip from	C$ 995
One-way from	C$ 448
Popular in	January
Cheapest in	October
Average price	C$ 1,535

29/5-5/6
5 total stops
55h 55m total
Buenos Aires to Ontario

Search Deals

7/8
2 total stops
23h 15m total
Buenos Aires to Ontario

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (C$ 387 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 51 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Buenos Aires to Ontario

Cheapest flights from Buenos Aires to Ontario
Explore the most affordable flight options available from Buenos Aires to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Thu 29/59:30 p.m.AEP - YYZ

2 stops21h 25mMultiple Airlines

Thu 5/65:10 p.m.YYZ - AEP

3 stops34h 30mMultiple Airlines

Deal found 29/4C$ 995

Wed 29/104:25 a.m.EZE - YYZ

1 stop14h 30mMultiple Airlines

Sat 8/1110:55 p.m.YYZ - EZE

1 stop23h 20mMultiple Airlines

Deal found 29/4C$ 1,035

Thu 12/66:40 a.m.EZE - YYZ

2 stops25h 35mAvianca

Thu 19/611:50 p.m.YYZ - EZE

1 stop23h 20mAvianca

Deal found 29/4C$ 1,170

Mon 23/68:30 p.m.EZE - YUL

2 stops29h 07mMultiple Airlines

Fri 8/811:25 p.m.YUL - EZE

1 stop14h 55mMultiple Airlines

Deal found 29/4C$ 1,206

Thu 29/59:15 p.m.EZE - YYZ

1 stop26h 45mAmerican Airlines

Thu 5/67:15 a.m.YYZ - EZE

1 stop26h 00mAmerican Airlines

Deal found 29/4C$ 1,228

Tue 26/81:40 a.m.EZE - YUL

1 stop21h 25mAvianca

Wed 10/911:25 p.m.YUL - EZE

1 stop14h 55mAvianca

Deal found 29/4C$ 1,286

Thu 5/610:30 p.m.EZE - YUL

1 stop25h 50mAmerican Airlines

Fri 4/77:29 a.m.YUL - EZE

2 stops25h 46mAmerican Airlines

Deal found 28/4C$ 1,374

Wed 28/54:35 p.m.EZE - YTZ

2 stops20h 12mAir Canada

Sun 8/66:25 p.m.YTZ - EZE

2 stops19h 05mAir Canada

Deal found 29/4C$ 1,380

Wed 28/54:35 p.m.EZE - YYZ

2 stops20h 04mAir Canada

Mon 9/611:20 p.m.YYZ - EZE

2 stops38h 10mAir Canada

Deal found 29/4C$ 1,390

Wed 3/94:35 p.m.EZE - YUL

1 stop14h 40mAir Canada

Sat 14/210:25 p.m.YUL - EZE

1 stop15h 00mAir Canada

Deal found 28/4C$ 1,394

Thu 29/57:00 a.m.AEP - YYZ

1 stop16h 30mAvianca

Sun 8/69:05 a.m.YYZ - AEP

1 stop19h 35mAvianca

Deal found 29/4C$ 1,437

Wed 7/54:25 a.m.EZE - YYZ

1 stop14h 30mArajet

Tue 20/511:40 a.m.YYZ - EZE

1 stop14h 45mArajet

Deal found 29/4C$ 1,459

Best flights from Buenos Aires to Ontario
Discover carefully curated flight deals from Buenos Aires to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 30 April 2025.

Thu 29/59:30 p.m.AEP - YYZ

2 stops21h 25mMultiple Airlines

Thu 5/65:10 p.m.YYZ - AEP

3 stops34h 30mMultiple Airlines

Deal found 29/4C$ 995

Thu 12/66:40 a.m.EZE - YYZ

2 stops25h 35mAvianca

Thu 19/611:50 p.m.YYZ - EZE

1 stop23h 20mAvianca

Deal found 29/4C$ 1,170

Thu 29/59:15 p.m.EZE - YYZ

1 stop26h 45mAmerican Airlines

Thu 5/67:15 a.m.YYZ - EZE

1 stop26h 00mAmerican Airlines

Deal found 29/4C$ 1,228

Wed 28/54:35 p.m.EZE - YTZ

2 stops20h 12mAir Canada

Sun 8/66:25 p.m.YTZ - EZE

2 stops19h 05mAir Canada

Deal found 29/4C$ 1,380

Wed 24/94:25 a.m.EZE - YYZ

1 stop14h 30mArajet

Sat 27/911:40 a.m.YYZ - EZE

1 stop14h 45mArajet

Deal found 29/4C$ 1,478

Tue 8/712:58 p.m.EZE - YYZ

2 stops29h 35mLATAM Airlines

Tue 2/912:05 p.m.YYZ - EZE

2 stops29h 08mLATAM Airlines

Deal found 29/4C$ 1,518

Fri 23/510:05 a.m.EZE - YYZ

1 stop16h 08mCopa Airlines

Sun 8/69:00 a.m.YYZ - EZE

1 stop15h 02mCopa Airlines

Deal found 29/4C$ 1,534

Wed 27/82:40 p.m.AEP - YUL

2 stops22h 06mDelta

Wed 10/96:15 p.m.YUL - AEP

2 stops18h 00mDelta

Deal found 29/4C$ 1,709

Mon 12/54:35 p.m.EZE - YYZ

2 stops19h 05mMultiple Airlines

Sat 31/511:01 a.m.YYZ - EZE

2 stops33h 29mMultiple Airlines

Deal found 29/4C$ 1,107

Tue 27/53:30 a.m.AEP - YYZ

1 stop28h 20mGOL

Mon 9/610:15 p.m.YYZ - AEP

1 stop18h 05mGOL

Deal found 29/4C$ 2,310

Tue 26/81:40 a.m.EZE - YUL

1 stop21h 25mAvianca

Wed 10/911:25 p.m.YUL - EZE

1 stop14h 55mAvianca

Deal found 29/4C$ 1,286

Mon 23/68:30 p.m.EZE - YUL

2 stops29h 07mMultiple Airlines

Fri 8/811:25 p.m.YUL - EZE

1 stop14h 55mMultiple Airlines

Deal found 29/4C$ 1,206

Last-minute flights from Buenos Aires to Ontario
Discover last-minute flight deals from Buenos Aires to Ontario. Data last updated 30 April 2025 and is based on user searches.

Mon 5/54:35 p.m.EZE - YTZ

2 stops20h 12mAir Canada

Sun 18/55:25 p.m.YTZ - EZE

2 stops20h 05mAir Canada

Deal found 29/4C$ 1,747

Mon 5/54:35 p.m.EZE - YYZ

2 stops19h 04mAir Canada

Sun 18/58:20 p.m.YYZ - EZE

2 stops17h 10mAir Canada

Deal found 29/4C$ 1,755

Mon 5/57:00 a.m.AEP - YYZ

1 stop16h 30mAvianca

Sun 18/59:05 a.m.YYZ - AEP

1 stop19h 35mAvianca

Deal found 29/4C$ 2,080

Tue 6/512:48 p.m.EZE - YYZ

2 stops29h 37mMultiple Airlines

Tue 20/59:00 a.m.YYZ - EZE

1 stop14h 47mMultiple Airlines

Deal found 29/4C$ 1,316

Tue 6/54:45 p.m.EZE - YYZ

1 stop15h 30mAvianca

Mon 19/59:05 a.m.YYZ - EZE

2 stops19h 30mAvianca

Deal found 29/4C$ 1,485

Tue 6/59:00 p.m.EZE - YYZ

1 stop18h 10mUnited Airlines

Tue 20/53:59 p.m.YYZ - EZE

1 stop15h 01mUnited Airlines

Deal found 29/4C$ 1,682

Tue 6/510:05 a.m.EZE - YYZ

1 stop16h 08mCopa Airlines

Sun 18/59:00 a.m.YYZ - EZE

1 stop14h 47mCopa Airlines

Deal found 29/4C$ 1,748

Tue 6/53:40 p.m.AEP - YYZ

2 stops26h 45mLATAM Airlines

Mon 19/56:15 p.m.YYZ - AEP

2 stops18h 45mLATAM Airlines

Deal found 29/4C$ 1,798

Tue 6/57:40 a.m.EZE - YYZ

2 stops17h 15mLATAM Airlines

Tue 20/511:30 a.m.YYZ - EZE

2 stops17h 25mLATAM Airlines

Deal found 29/4C$ 2,037

Tue 6/58:10 p.m.EZE - YYZ

2 stops19h 50mDelta

Sun 18/512:15 p.m.YYZ - EZE

2 stops20h 30mDelta

Deal found 29/4C$ 2,204

Tue 6/51:30 p.m.AEP - YYZ

1 stop18h 20mMultiple Airlines

Mon 19/510:15 p.m.YYZ - AEP

1 stop14h 05mMultiple Airlines

Deal found 29/4C$ 2,219

Wed 7/54:25 a.m.EZE - YYZ

1 stop14h 30mArajet

Tue 20/511:40 a.m.YYZ - EZE

1 stop14h 45mArajet

Deal found 29/4C$ 1,459

One-way flights from Buenos Aires to Ontario
Search for one-way flight options from Buenos Aires to Ontario. Find affordable one-way fares based on user searches. Data last updated 30 April 2025.

Thu 7/87:40 p.m.AEP - YYZ

2 stops23h 15mMultiple Airlines

Deal found 29/4C$ 448

Mon 4/88:30 p.m.EZE - YYZ

1 stop15h 10mArajet

Deal found 29/4C$ 493

Sat 2/86:40 a.m.EZE - YYZ

2 stops25h 35mAvianca

Deal found 29/4C$ 644

Thu 12/612:05 a.m.AEP - YUL

2 stops35h 35mMultiple Airlines

Deal found 29/4C$ 644

Wed 30/77:00 a.m.AEP - YUL

1 stop16h 05mAvianca

Deal found 29/4C$ 648

Wed 22/104:25 a.m.EZE - YYZ

1 stop14h 30mHahn Air

Deal found 29/4C$ 707

Wed 22/108:30 p.m.EZE - YYZ

2 stops19h 02mAmerican Airlines

Deal found 29/4C$ 717

Sat 9/84:35 p.m.EZE - YTZ

2 stops20h 11mAir Canada

Deal found 29/4C$ 721

Mon 23/64:35 p.m.EZE - YUL

1 stop14h 40mAir Canada

Deal found 29/4C$ 723

Sat 9/87:00 a.m.AEP - YYZ

1 stop16h 30mAvianca

Deal found 29/4C$ 759

Fri 13/65:00 a.m.EZE - YUL

3 stops30h 40mMultiple Airlines

Deal found 29/4C$ 772

Fri 13/64:25 a.m.EZE - YUL

1 stop18h 05mArajet

Deal found 29/4C$ 786

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

Buenos AiresToronto

AEP - YYZ

AEPYYZ

Buenos Aires Jorge Newbery

Thu 29/5

9:30 p.m.-5:55 p.m.

2 stops21h 25m

Toronto Pearson Intl

Thu 5/6

5:10 p.m.-4:40 a.m.

3 stops34h 30m

C$ 995

Buenos AiresToronto

EZE - YYZ

EZEYYZ

Buenos Aires Ministro Pistarini

Mon 12/5

4:35 p.m.-10:40 a.m.

2 stops19h 05m

Toronto Pearson Intl

Sat 31/5

11:01 a.m.-9:30 p.m.

2 stops33h 29m

C$ 1,107

Buenos AiresToronto

EZE - YYZ

EZEYYZ

Buenos Aires Ministro Pistarini

Thu 12/6

6:40 a.m.-7:15 a.m.

2 stops25h 35m

Toronto Pearson Intl

Thu 19/6

11:50 p.m.-12:10 a.m.

1 stop23h 20m

C$ 1,170

Buenos AiresMontreal

EZE - YUL

EZEYUL

Buenos Aires Ministro Pistarini

Mon 23/6

8:30 p.m.-12:37 a.m.

2 stops29h 07m

Montreal Pierre Elliott Trudeau Intl

Fri 8/8

11:25 p.m.-3:20 p.m.

1 stop14h 55m

C$ 1,206

Buenos AiresToronto

EZE - YYZ

EZEYYZ

Buenos Aires Ministro Pistarini

Thu 29/5

9:15 p.m.-11:00 p.m.

1 stop26h 45m

Toronto Pearson Intl

Thu 5/6

7:15 a.m.-10:15 a.m.

1 stop26h 00m

C$ 1,228

Buenos AiresMontreal

EZE - YUL

EZEYUL

Buenos Aires Ministro Pistarini

Tue 26/8

1:40 a.m.-10:05 p.m.

1 stop21h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 10/9

11:25 p.m.-3:20 p.m.

1 stop14h 55m

C$ 1,286

Buenos AiresMontreal

EZE - YUL

EZEYUL

Buenos Aires Ministro Pistarini

Thu 5/6

10:30 p.m.-11:20 p.m.

1 stop25h 50m

Montreal Pierre Elliott Trudeau Intl

Fri 4/7

7:29 a.m.-10:15 a.m.

2 stops25h 46m

C$ 1,374

Buenos AiresToronto

EZE - YTZ

EZEYTZ

Buenos Aires Ministro Pistarini

Wed 28/5

4:35 p.m.-11:47 a.m.

2 stops20h 12m

Toronto Island

Sun 8/6

6:25 p.m.-2:30 p.m.

2 stops19h 05m

C$ 1,380

Buenos AiresToronto

EZE - YYZ

EZEYYZ

Buenos Aires Ministro Pistarini

Wed 28/5

4:35 p.m.-6:50 a.m.

1 stop15h 15m

Toronto Pearson Intl

Tue 12/8

8:20 p.m.-2:30 p.m.

2 stops17h 10m

C$ 1,390

Buenos AiresMontreal

EZE - YUL

EZEYUL

Buenos Aires Ministro Pistarini

Wed 3/9

4:35 p.m.-6:15 a.m.

1 stop14h 40m

Montreal Pierre Elliott Trudeau Intl

Sat 14/2

10:25 p.m.-3:25 p.m.

1 stop15h 00m

C$ 1,394

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/4

Showing 1-10 of 55 results

...

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

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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, January is the cheapest month in which you can book a flight from Buenos Aires to Region of Ontario (average of C$ 167). Flying from Buenos Aires to Region of Ontario in July is currently the most expensive (average of C$ 258). 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.

Rainfall in Ontario by month

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

Get a feel of what it's like to fly with Delta, LATAM Airlines and Copa Airlines from Buenos Aires to Ontario by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,929 reviews

Delta

8.0

Very good

7,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

LATAM Airlines

7.5

Good

1,767 reviews

Delta

8.0

Very good

7,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Copa Airlines

7.5

Good

1,411 reviews

Delta

8.0

Very good

7,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aeromexico

7.5

Good

1,698 reviews

Delta

8.0

Very good

7,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

GOL

7.3

Good

1,068 reviews

Delta

8.0

Very good

7,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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$ 493. Avianca flights start at C$ 644 while deals on Hahn Air start at C$ 707 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.
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, January is the cheapest month in which you can book a flight from Buenos Aires to Region of Ontario (average of C$ 167). Flying from Buenos Aires to Region of Ontario in July is currently the most expensive (average of C$ 258). 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

Alternative routes for Buenos Aires to Ontario

Ministro Pistarini to Pearson Intl flights

Ministro Pistarini to Vancouver Intl flights

Jorge Newbery to Pearson Intl flights

Ministro Pistarini to Pierre Elliott Trudeau Intl flights

Jorge Newbery to Pierre Elliott Trudeau Intl flights

Mendoza to Pearson Intl flights

Cordoba to Pierre Elliott Trudeau Intl flights

Ministro Pistarini to Edmonton flights

Ministro Pistarini to Winnipeg flights

Ministro Pistarini to Ottawa flights

Cordoba to Pearson Intl flights

Cordoba to Calgary flights

Cordoba to Vancouver Intl flights

Ministro Pistarini to Calgary flights

Mendoza to Pierre Elliott Trudeau Intl flights

Rosario to Pierre Elliott Trudeau Intl flights

San Miguel de Tucumán to Vancouver Intl flights

Complete your trip

Region of Ontario car rentals

Toronto Pearson Intl Airport car rentals

Ottawa Airport car rentals

Toronto Island Airport car rentals

Hamilton Airport car rentals

Toronto Region of Waterloo Intl Airport car rentals

London Airport car rentals

Thunder Bay Airport car rentals

Sault Ste Marie Airport car rentals

Timmins Airport car rentals

Kingston Airport car rentals

North Bay Airport car rentals

Direct flights to Canada

Top 3 airlines flying from Buenos Aires to Ontario

Airline	Cheapest	Average	Flexibility	On-time
Arajet	CheapestC$ 444	AverageC$ 1,222	FlexibilityNo cancel fee	On-timeN/A	Search Arajet flights
Air Canada	CheapestC$ 909	AverageC$ 1,709	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Avianca	CheapestC$ 1,097	AverageC$ 1,445	FlexibilityNo cancel fee	On-time71%	Search Avianca flights

Fly with Cheapflights

How does Cheapflights help users find flights from Buenos Aires to Ontario?

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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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Buenos Aires to Ontario from C$ 448

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/8. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Buenos Aires to Ontario

Keep the following information in mind while searching for Buenos Aires to Ontario flight deals. Data was last updated 30 April 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Buenos Aires to Ontario

Cheapest flights from Buenos Aires to OntarioExplore the most affordable flight options available from Buenos Aires to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Explore the most affordable flight options available from Buenos Aires to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.

Cheapflights Fare Finder

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

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.

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?

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

Find hourly flight availability from Buenos Aires to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 April 2025.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

Reviews of airlines servicing Ontario

Get a feel of what it's like to fly with Delta, LATAM Airlines and Copa Airlines from Buenos Aires to Ontario by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Buenos Aires to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Buenos Aires to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Buenos Aires to Ontario

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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Cheapest flights from Buenos Aires to Ontario
Explore the most affordable flight options available from Buenos Aires to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2025.