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 Avianca, which is currently one of the cheapest options available, starting at C$ 614. Arajet flights start at C$ 619 while deals on Delta start at C$ 778 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 - Montreal Pierre Elliott Trudeau Intl, Buenos Aires Ministro Pistarini - Toronto Pearson Intl and Buenos Aires Jorge Newbery - Toronto Pearson 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$ 778, or C$ 1,919 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$ 572. 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$ 487+ Flights from Buenos Aires to Ontario

Cheap flight deals from Buenos Aires to Ontario

Round-trip from	C$ 1,099
One-way from	C$ 487
Popular in	January
Cheapest in	October
Average price	C$ 1,533

LATAM Airlines
22/9-16/10
3 total stops
56h 32m total
Buenos Aires to Ontario

Search Deals

6/6
2 total stops
26h 46m total
Buenos Aires to Ontario

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (C$ 383 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 22 April 2025.

Thu 25/911:07 a.m.EZE - YYZ

1 stop31h 48mArajet

Wed 1/106:55 p.m.YYZ - EZE

1 stop14h 12mArajet

Deal found 22/4C$ 1,020

Mon 22/94:25 a.m.EZE - YUL

1 stop18h 05mMultiple Airlines

Thu 16/107:00 a.m.YUL - EZE

2 stops38h 27mMultiple Airlines

Deal found 21/4C$ 1,099

Thu 11/96:40 a.m.EZE - YYZ

2 stops25h 35mAvianca

Sun 14/911:50 p.m.YYZ - EZE

2 stops28h 45mAvianca

Deal found 21/4C$ 1,136

Fri 14/118:30 p.m.EZE - YUL

1 stop15h 10mArajet

Fri 12/126:10 p.m.YUL - EZE

1 stop23h 30mArajet

Deal found 22/4C$ 1,157

Tue 20/59:55 p.m.EZE - YYZ

2 stops21h 00mMultiple Airlines

Tue 27/511:40 a.m.YYZ - EZE

2 stops31h 45mMultiple Airlines

Deal found 20/4C$ 1,194

Tue 27/51:40 a.m.EZE - YUL

1 stop21h 25mAvianca

Sun 1/611:25 p.m.YUL - EZE

2 stops29h 10mAvianca

Deal found 21/4C$ 1,277

Mon 2/64:35 p.m.EZE - YUL

1 stop14h 40mAir Canada

Mon 23/69:50 p.m.YUL - EZE

2 stops39h 40mAir Canada

Deal found 22/4C$ 1,342

Wed 28/510:30 p.m.EZE - YYZ

2 stops19h 50mAmerican Airlines

Tue 12/810:30 a.m.YYZ - EZE

1 stop22h 45mAmerican Airlines

Deal found 21/4C$ 1,398

Wed 28/512:45 p.m.AEP - YUL

2 stops36h 09mMultiple Airlines

Sun 1/611:25 p.m.YUL - AEP

1 stop29h 15mMultiple Airlines

Deal found 21/4C$ 1,404

Wed 25/67:00 a.m.AEP - YYZ

1 stop16h 30mAvianca

Mon 22/99:05 a.m.YYZ - AEP

1 stop19h 35mAvianca

Deal found 22/4C$ 1,435

Wed 4/63:47 a.m.EZE - YUL

1 stop21h 53mCopa Airlines

Fri 4/78:42 a.m.YUL - EZE

1 stop18h 30mCopa Airlines

Deal found 21/4C$ 1,476

Wed 4/69:15 p.m.EZE - YUL

2 stops26h 29mAmerican Airlines

Wed 5/1112:10 p.m.YUL - EZE

2 stops18h 50mAmerican Airlines

Deal found 21/4C$ 1,486

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 22 April 2025.

Mon 22/94:25 a.m.EZE - YUL

1 stop18h 05mMultiple Airlines

Thu 16/107:00 a.m.YUL - EZE

2 stops38h 27mMultiple Airlines

Deal found 21/4C$ 1,099

Wed 16/76:50 a.m.EZE - YYZ

3 stops42h 39mAvianca

Wed 6/811:50 p.m.YYZ - EZE

1 stop14h 30mAvianca

Deal found 22/4C$ 1,275

Mon 2/64:35 p.m.EZE - YUL

1 stop14h 40mAir Canada

Mon 23/69:50 p.m.YUL - EZE

2 stops39h 40mAir Canada

Deal found 22/4C$ 1,342

Wed 28/510:30 p.m.EZE - YYZ

2 stops19h 50mAmerican Airlines

Tue 12/810:30 a.m.YYZ - EZE

1 stop22h 45mAmerican Airlines

Deal found 21/4C$ 1,398

Fri 20/68:30 p.m.EZE - YUL

1 stop15h 10mArajet

Fri 18/710:30 p.m.YUL - EZE

1 stop17h 45mArajet

Deal found 21/4C$ 1,447

Wed 4/63:47 a.m.EZE - YUL

1 stop21h 53mCopa Airlines

Fri 4/78:42 a.m.YUL - EZE

1 stop18h 30mCopa Airlines

Deal found 21/4C$ 1,476

Thu 18/98:10 p.m.EZE - YUL

2 stops17h 05mDelta

Thu 16/106:00 a.m.YUL - EZE

2 stops26h 45mDelta

Deal found 22/4C$ 1,515

Sun 25/510:35 a.m.AEP - YYZ

2 stops26h 39mLATAM Airlines

Sun 8/611:39 a.m.YYZ - AEP

2 stops23h 21mLATAM Airlines

Deal found 21/4C$ 1,523

Sun 7/99:00 p.m.EZE - YUL

2 stops25h 29mUnited Airlines

Wed 24/92:20 p.m.YUL - EZE

2 stops40h 40mUnited Airlines

Deal found 22/4C$ 1,692

Tue 20/59:55 p.m.EZE - YYZ

2 stops21h 00mMultiple Airlines

Tue 27/511:40 a.m.YYZ - EZE

2 stops31h 45mMultiple Airlines

Deal found 20/4C$ 1,194

Tue 27/51:40 a.m.EZE - YUL

1 stop21h 25mAvianca

Sun 1/611:25 p.m.YUL - EZE

2 stops29h 10mAvianca

Deal found 21/4C$ 1,277

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

1 stop28h 20mGOL

Sun 8/610:15 p.m.YYZ - AEP

1 stop34h 05mGOL

Deal found 22/4C$ 2,700

Last-minute flights from Buenos Aires to Ontario
Discover last-minute flight deals from Buenos Aires to Ontario. Data last updated 22 April 2025 and is based on user searches.

Thu 1/53:47 a.m.EZE - YYZ

1 stop22h 26mCopa Airlines

Wed 21/59:00 a.m.YYZ - EZE

1 stop18h 09mCopa Airlines

Deal found 21/4C$ 1,898

Thu 1/53:30 a.m.AEP - YYZ

1 stop28h 20mGOL

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

1 stop34h 05mGOL

Deal found 22/4C$ 3,390

Fri 2/53:40 p.m.EZE - YYZ

2 stops33h 15mMultiple Airlines

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

2 stops38h 10mMultiple Airlines

Deal found 22/4C$ 1,551

Fri 2/512:48 p.m.EZE - YYZ

2 stops24h 24mLATAM Airlines

Mon 9/612:10 p.m.YYZ - EZE

2 stops29h 02mLATAM Airlines

Deal found 22/4C$ 1,753

Fri 2/55:30 a.m.EZE - YYZ

2 stops34h 40mAvianca

Mon 9/611:50 p.m.YYZ - EZE

1 stop28h 55mAvianca

Deal found 21/4C$ 1,897

Fri 2/54:25 a.m.EZE - YTZ

3 stops28h 42mMultiple Airlines

Mon 9/61:35 p.m.YTZ - EZE

3 stops33h 35mMultiple Airlines

Deal found 22/4C$ 1,910

Fri 2/58:10 p.m.EZE - YYZ

1 stop15h 14mDelta

Mon 9/61:28 p.m.YYZ - EZE

1 stop19h 17mDelta

Deal found 22/4C$ 1,984

Fri 2/510:20 a.m.AEP - YYZ

1 stop21h 30mMultiple Airlines

Mon 9/611:50 p.m.YYZ - AEP

1 stop28h 50mMultiple Airlines

Deal found 22/4C$ 2,264

Fri 2/52:55 p.m.AEP - YYZ

2 stops21h 25mLATAM Airlines

Mon 9/66:25 p.m.YYZ - AEP

2 stops23h 10mLATAM Airlines

Deal found 22/4C$ 2,709

Sun 4/57:55 a.m.AEP - YYZ

3 stops34h 20mMultiple Airlines

Sun 11/511:50 p.m.YYZ - AEP

2 stops20h 10mMultiple Airlines

Deal found 20/4C$ 1,494

Tue 20/59:55 p.m.EZE - YYZ

2 stops21h 00mMultiple Airlines

Tue 27/511:40 a.m.YYZ - EZE

2 stops31h 45mMultiple Airlines

Deal found 20/4C$ 1,194

Sun 25/510:35 a.m.AEP - YYZ

2 stops26h 39mLATAM Airlines

Sun 8/611:39 a.m.YYZ - AEP

2 stops23h 21mLATAM Airlines

Deal found 21/4C$ 1,523

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 22 April 2025.

Fri 6/611:27 p.m.EZE - YYZ

2 stops26h 46mMultiple Airlines

Deal found 22/4C$ 487

Fri 6/611:27 p.m.EZE - YUL

2 stops37h 12mMultiple Airlines

Deal found 22/4C$ 536

Mon 9/65:45 a.m.AEP - YYZ

2 stops31h 28mMultiple Airlines

Deal found 22/4C$ 557

Mon 9/65:55 a.m.EZE - YYZ

3 stops25h 45mAvianca

Deal found 22/4C$ 614

Wed 18/64:25 a.m.EZE - YYZ

1 stop14h 30mArajet

Deal found 22/4C$ 619

Thu 1/510:10 p.m.AEP - YUL

2 stops24h 20mMultiple Airlines

Deal found 21/4C$ 668

Fri 15/87:00 a.m.AEP - YYZ

1 stop16h 30mAvianca

Deal found 22/4C$ 713

Fri 6/67:00 a.m.AEP - YUL

1 stop16h 05mAvianca

Deal found 22/4C$ 751

Fri 6/64:25 a.m.EZE - YUL

1 stop18h 05mArajet

Deal found 22/4C$ 759

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

1 stop21h 48mDelta

Deal found 20/4C$ 778

Sat 3/54:35 p.m.EZE - YYZ

1 stop15h 15mAir Canada

Deal found 21/4C$ 784

Sat 3/54:35 p.m.EZE - YTZ

2 stops23h 15mAir Canada

Deal found 22/4C$ 785

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 AiresMontreal

EZE - YUL

EZEYUL

Buenos Aires Ministro Pistarini

Mon 22/9

4:25 a.m.-9:30 p.m.

1 stop18h 05m

Montreal Pierre Elliott Trudeau Intl

Thu 16/10

7:00 a.m.-10:27 p.m.

2 stops38h 27m

C$ 1,099

Buenos AiresToronto

EZE - YYZ

EZEYYZ

Buenos Aires Ministro Pistarini

Tue 20/5

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

2 stops21h 00m

Toronto Pearson Intl

Tue 27/5

11:40 a.m.-8:25 p.m.

2 stops31h 45m

C$ 1,194

Buenos AiresToronto

EZE - YYZ

EZEYYZ

Buenos Aires Ministro Pistarini

Wed 16/7

6:50 a.m.-12:29 a.m.

3 stops42h 39m

Toronto Pearson Intl

Wed 6/8

11:50 p.m.-3:20 p.m.

1 stop14h 30m

C$ 1,275

Buenos AiresMontreal

EZE - YUL

EZEYUL

Buenos Aires Ministro Pistarini

Tue 27/5

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

1 stop21h 25m

Montreal Pierre Elliott Trudeau Intl

Sun 1/6

11:25 p.m.-5:35 a.m.

2 stops29h 10m

C$ 1,277

Buenos AiresMontreal

EZE - YUL

EZEYUL

Buenos Aires Ministro Pistarini

Mon 2/6

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

1 stop14h 40m

Montreal Pierre Elliott Trudeau Intl

Mon 23/6

9:50 p.m.-2:30 p.m.

2 stops39h 40m

C$ 1,342

Buenos AiresToronto

EZE - YYZ

EZEYYZ

Buenos Aires Ministro Pistarini

Wed 28/5

10:30 p.m.-5:20 p.m.

2 stops19h 50m

Toronto Pearson Intl

Tue 12/8

10:30 a.m.-10:15 a.m.

1 stop22h 45m

C$ 1,398

Buenos AiresMontreal

AEP - YUL

AEPYUL

Buenos Aires Jorge Newbery

Wed 28/5

12:45 p.m.-11:54 p.m.

2 stops36h 09m

Montreal Pierre Elliott Trudeau Intl

Sun 1/6

11:25 p.m.-5:40 a.m.

1 stop29h 15m

C$ 1,404

Buenos AiresToronto

AEP - YYZ

AEPYYZ

Buenos Aires Jorge Newbery

Wed 25/6

7:00 a.m.-10:30 p.m.

1 stop16h 30m

Toronto Pearson Intl

Mon 22/9

9:05 a.m.-5:40 a.m.

1 stop19h 35m

C$ 1,435

Buenos AiresMontreal

EZE - YUL

EZEYUL

Buenos Aires Ministro Pistarini

Fri 20/6

8:30 p.m.-10:40 a.m.

1 stop15h 10m

Montreal Pierre Elliott Trudeau Intl

Fri 18/7

10:30 p.m.-5:15 p.m.

1 stop17h 45m

C$ 1,447

Buenos AiresMontreal

EZE - YUL

EZEYUL

Buenos Aires Ministro Pistarini

Wed 4/6

3:47 a.m.-12:40 a.m.

1 stop21h 53m

Montreal Pierre Elliott Trudeau Intl

Fri 4/7

8:42 a.m.-4:12 a.m.

1 stop18h 30m

C$ 1,476

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/4

Showing 1-10 of 60 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

7,920 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

7,920 reviews

Delta

8.0

Very good

7,920 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

1,765 reviews

Delta

8.0

Very good

7,920 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

1,408 reviews

Delta

8.0

Very good

7,920 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

1,700 reviews

Delta

8.0

Very good

7,920 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.

SWISS

7.5

Good

1,582 reviews

Delta

8.0

Very good

7,920 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 Avianca, which is currently one of the cheapest options available, starting at C$ 614. Arajet flights start at C$ 619 while deals on Delta start at C$ 778 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 - Montreal Pierre Elliott Trudeau Intl, Buenos Aires Ministro Pistarini - Toronto Pearson Intl and Buenos Aires Jorge Newbery - Toronto Pearson 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 Pierre Elliott Trudeau Intl flights

Ministro Pistarini to Pearson Intl flights

Jorge Newbery to Pearson Intl flights

Ministro Pistarini to Vancouver Intl flights

Jorge Newbery to Pierre Elliott Trudeau Intl flights

Ministro Pistarini to Calgary flights

Cordoba to Pearson Intl flights

Ministro Pistarini to Edmonton flights

Ministro Pistarini to Winnipeg flights

Cordoba to Pierre Elliott Trudeau Intl flights

Ministro Pistarini to Ottawa flights

Cordoba to Calgary flights

Cordoba to Vancouver Intl flights

Mendoza to Pierre Elliott Trudeau Intl flights

Mendoza to Pearson 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$ 443	AverageC$ 1,220	FlexibilityNo cancel fee	On-timeN/A	Search Arajet flights
Air Canada	CheapestC$ 908	AverageC$ 1,706	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Avianca	CheapestC$ 1,096	AverageC$ 1,443	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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Cheap flights from Buenos Aires to Ontario from C$ 487

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 6/6. 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 22 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 22 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 22 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 22 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.

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

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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 22 April 2025.