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$ 595. Avianca flights start at C$ 646 while deals on LATAM Airlines start at C$ 743 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 Copa Airlines 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$ 805, or C$ 1,984 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$ 1,807 for the month, but tickets can be as low as C$ 592. Due to multiple factors, prepare for potentially higher prices in February.

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$ 522+ Flights from Buenos Aires to Ontario

Cheap flight deals from Buenos Aires to Ontario

Round-trip from	C$ 1,005
One-way from	C$ 522
Popular in	February
Cheapest in	October
Average price	C$ 1,928

Avianca
27/5-2/6
2 total stops
36h 20m total
Buenos Aires to Ontario

Search Deals

4/4
2 total stops
30h 55m total
Buenos Aires to Ontario

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (C$ 366 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 56 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 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 28 March 2025.

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

1 stop21h 25mAvianca

Mon 2/611:25 p.m.YUL - EZE

1 stop14h 55mAvianca

Deal found 27/3C$ 1,005

Sun 14/912:05 a.m.AEP - YUL

2 stops22h 25mMultiple Airlines

Thu 25/912:45 p.m.YUL - AEP

3 stops31h 55mMultiple Airlines

Deal found 27/3C$ 1,178

Mon 7/710:20 a.m.AEP - YYZ

2 stops25h 20mMultiple Airlines

Thu 17/71:20 p.m.YYZ - AEP

2 stops34h 20mMultiple Airlines

Deal found 27/3C$ 1,195

Fri 16/54:25 a.m.EZE - YYZ

1 stop14h 30mMultiple Airlines

Thu 29/59:00 a.m.YYZ - EZE

1 stop36h 11mMultiple Airlines

Deal found 27/3C$ 1,195

Wed 28/53:40 p.m.EZE - YUL

2 stops33h 14mMultiple Airlines

Mon 2/611:25 p.m.YUL - EZE

1 stop23h 45mMultiple Airlines

Deal found 27/3C$ 1,218

Tue 6/56:40 a.m.EZE - YYZ

2 stops25h 35mAvianca

Mon 4/89:05 a.m.YYZ - EZE

2 stops19h 30mAvianca

Deal found 27/3C$ 1,229

Thu 1/54:35 p.m.EZE - YYZ

1 stop15h 20mAir Canada

Fri 2/57:15 p.m.YYZ - EZE

2 stops18h 15mAir Canada

Deal found 27/3C$ 1,344

Wed 2/44:25 a.m.EZE - YYZ

1 stop14h 30mArajet

Wed 16/46:55 p.m.YYZ - EZE

1 stop31h 30mArajet

Deal found 28/3C$ 1,348

Thu 3/47:00 a.m.AEP - YYZ

1 stop25h 15mAvianca

Tue 22/45:10 p.m.YYZ - AEP

2 stops35h 30mAvianca

Deal found 27/3C$ 1,388

Wed 16/711:25 p.m.EZE - YUL

1 stop22h 55mAeromexico

Wed 6/811:10 p.m.YUL - EZE

1 stop21h 15mAeromexico

Deal found 27/3C$ 1,445

Thu 3/49:18 p.m.EZE - YYZ

2 stops18h 16mAmerican Airlines

Tue 22/410:55 a.m.YYZ - EZE

1 stop22h 20mAmerican Airlines

Deal found 28/3C$ 1,468

Thu 24/44:35 p.m.EZE - YTZ

2 stops18h 12mAir Canada

Wed 7/53:25 p.m.YTZ - EZE

2 stops22h 05mAir Canada

Deal found 27/3C$ 1,476

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 28 March 2025.

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

1 stop21h 25mAvianca

Mon 2/611:25 p.m.YUL - EZE

1 stop14h 55mAvianca

Deal found 27/3C$ 1,005

Sun 14/912:05 a.m.AEP - YUL

2 stops22h 25mMultiple Airlines

Thu 25/912:45 p.m.YUL - AEP

3 stops31h 55mMultiple Airlines

Deal found 27/3C$ 1,178

Thu 1/54:35 p.m.EZE - YYZ

1 stop15h 20mAir Canada

Fri 2/57:15 p.m.YYZ - EZE

2 stops18h 15mAir Canada

Deal found 27/3C$ 1,344

Wed 16/711:25 p.m.EZE - YUL

1 stop22h 55mAeromexico

Wed 6/811:10 p.m.YUL - EZE

1 stop21h 15mAeromexico

Deal found 27/3C$ 1,445

Thu 5/69:00 p.m.EZE - YUL

2 stops38h 40mUnited Airlines

Fri 4/79:45 a.m.YUL - EZE

2 stops21h 15mUnited Airlines

Deal found 27/3C$ 1,485

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

1 stop15h 10mArajet

Tue 8/711:40 a.m.YYZ - EZE

1 stop30h 50mArajet

Deal found 27/3C$ 1,565

Fri 25/41:25 p.m.EZE - YYZ

2 stops22h 55mLATAM Airlines

Wed 7/51:25 p.m.YYZ - EZE

2 stops21h 22mLATAM Airlines

Deal found 27/3C$ 1,566

Thu 5/68:10 p.m.EZE - YUL

1 stop28h 44mDelta

Fri 4/712:45 p.m.YUL - EZE

1 stop20h 00mDelta

Deal found 27/3C$ 1,568

Wed 16/711:25 p.m.EZE - YUL

1 stop22h 55mAeroMexico Connect

Wed 6/811:01 a.m.YUL - EZE

1 stop33h 24mAeroMexico Connect

Deal found 27/3C$ 1,658

Mon 22/98:30 p.m.EZE - YUL

2 stops20h 57mAmerican Airlines

Thu 2/1012:30 p.m.YUL - EZE

2 stops18h 05mAmerican Airlines

Deal found 27/3C$ 1,669

Sun 21/92:13 a.m.EZE - YUL

1 stop23h 27mCopa Airlines

Thu 2/108:41 a.m.YUL - EZE

1 stop15h 14mCopa Airlines

Deal found 27/3C$ 1,688

Mon 7/710:20 a.m.AEP - YYZ

2 stops25h 20mMultiple Airlines

Thu 17/71:20 p.m.YYZ - AEP

2 stops34h 20mMultiple Airlines

Deal found 27/3C$ 1,195

Last-minute flights from Buenos Aires to Ontario
Discover last-minute flight deals from Buenos Aires to Ontario. Data last updated 28 March 2025 and is based on user searches.

Tue 1/48:10 p.m.AEP - YYZ

2 stops28h 48mLATAM Airlines

Wed 16/41:24 p.m.YYZ - AEP

2 stops28h 11mLATAM Airlines

Deal found 28/3C$ 1,566

Wed 2/47:10 p.m.EZE - YYZ

2 stops23h 13mMultiple Airlines

Tue 15/49:00 a.m.YYZ - EZE

1 stop18h 09mMultiple Airlines

Deal found 28/3C$ 1,285

Wed 2/44:25 a.m.EZE - YYZ

1 stop14h 30mArajet

Wed 16/46:55 p.m.YYZ - EZE

1 stop31h 30mArajet

Deal found 28/3C$ 1,348

Wed 2/48:10 p.m.AEP - YYZ

2 stops28h 46mLATAM Airlines

Wed 16/41:24 p.m.YYZ - AEP

2 stops25h 36mLATAM Airlines

Deal found 28/3C$ 1,566

Wed 2/47:40 a.m.EZE - YYZ

2 stops17h 18mLATAM Airlines

Thu 17/41:24 p.m.YYZ - EZE

2 stops27h 49mLATAM Airlines

Deal found 28/3C$ 1,566

Wed 2/44:35 p.m.EZE - YYZ

2 stops20h 04mAir Canada

Thu 24/412:30 a.m.YYZ - EZE

2 stops37h 00mAir Canada

Deal found 27/3C$ 1,635

Thu 3/44:45 p.m.EZE - YYZ

3 stops23h 25mAvianca

Tue 22/45:10 p.m.YYZ - EZE

2 stops31h 15mAvianca

Deal found 27/3C$ 1,269

Thu 3/47:00 a.m.AEP - YYZ

1 stop25h 15mAvianca

Tue 22/45:10 p.m.YYZ - AEP

2 stops35h 30mAvianca

Deal found 27/3C$ 1,388

Thu 3/49:18 p.m.EZE - YYZ

2 stops18h 16mAmerican Airlines

Tue 22/410:55 a.m.YYZ - EZE

1 stop22h 20mAmerican Airlines

Deal found 28/3C$ 1,468

Thu 3/47:00 a.m.AEP - YYZ

1 stop25h 15mMultiple Airlines

Fri 18/46:00 a.m.YYZ - AEP

2 stops35h 35mMultiple Airlines

Deal found 28/3C$ 1,614

Thu 3/49:00 p.m.EZE - YYZ

2 stops21h 09mUnited Airlines

Mon 21/47:47 p.m.YYZ - EZE

2 stops35h 13mUnited Airlines

Deal found 28/3C$ 1,932

Thu 3/43:05 p.m.AEP - YYZ

2 stops26h 57mDelta

Fri 18/41:24 p.m.YYZ - AEP

2 stops22h 51mDelta

Deal found 27/3C$ 2,307

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 28 March 2025.

Fri 4/44:35 p.m.EZE - YYZ

2 stops30h 55mMultiple Airlines

Deal found 27/3C$ 522

Fri 20/64:25 a.m.EZE - YYZ

1 stop14h 30mArajet

Deal found 27/3C$ 595

Sat 10/54:30 p.m.AEP - YYZ

2 stops33h 14mMultiple Airlines

Deal found 26/3C$ 606

Fri 20/66:50 a.m.EZE - YYZ

2 stops33h 20mAvianca

Deal found 27/3C$ 646

Fri 4/42:30 a.m.EZE - YUL

2 stops22h 20mMultiple Airlines

Deal found 27/3C$ 663

Thu 3/412:40 a.m.AEP - YUL

3 stops25h 05mMultiple Airlines

Deal found 27/3C$ 686

Thu 3/44:45 p.m.EZE - YTZ

2 stops26h 15mMultiple Airlines

Deal found 27/3C$ 725

Fri 20/69:05 p.m.AEP - YYZ

2 stops40h 05mLATAM Airlines

Deal found 27/3C$ 743

Thu 3/49:18 p.m.EZE - YYZ

1 stop25h 22mAmerican Airlines

Deal found 27/3C$ 763

Fri 15/89:00 p.m.EZE - YUL

2 stops25h 29mUnited Airlines

Deal found 27/3C$ 780

Sat 5/47:00 a.m.AEP - YYZ

1 stop16h 30mAvianca

Deal found 27/3C$ 792

Mon 28/43:50 p.m.AEP - YYZ

2 stops40h 25mGOL

Deal found 26/3C$ 793

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

Tue 27/5

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

1 stop21h 25m

Montreal Pierre Elliott Trudeau Intl

Mon 2/6

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

1 stop14h 55m

C$ 1,005

Buenos AiresMontreal

AEP - YUL

AEPYUL

Buenos Aires Jorge Newbery

Sun 14/9

12:05 a.m.-9:30 p.m.

2 stops22h 25m

Montreal Pierre Elliott Trudeau Intl

Thu 25/9

12:45 p.m.-9:40 p.m.

3 stops31h 55m

C$ 1,178

Buenos AiresToronto

AEP - YYZ

AEPYYZ

Buenos Aires Jorge Newbery

Mon 7/7

10:20 a.m.-10:40 a.m.

2 stops25h 20m

Toronto Pearson Intl

Thu 17/7

1:20 p.m.-12:40 a.m.

2 stops34h 20m

C$ 1,195

Buenos AiresToronto

EZE - YYZ

EZEYYZ

Buenos Aires Ministro Pistarini

Fri 16/5

4:25 a.m.-5:55 p.m.

1 stop14h 30m

Toronto Pearson Intl

Thu 29/5

9:00 a.m.-10:11 p.m.

1 stop36h 11m

C$ 1,195

Buenos AiresMontreal

EZE - YUL

EZEYUL

Buenos Aires Ministro Pistarini

Wed 28/5

3:40 p.m.-11:54 p.m.

2 stops33h 14m

Montreal Pierre Elliott Trudeau Intl

Mon 2/6

11:25 p.m.-12:10 a.m.

1 stop23h 45m

C$ 1,218

Buenos AiresToronto

EZE - YYZ

EZEYYZ

Buenos Aires Ministro Pistarini

Tue 6/5

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

2 stops25h 35m

Toronto Pearson Intl

Mon 4/8

9:05 a.m.-5:35 a.m.

2 stops19h 30m

C$ 1,229

Buenos AiresToronto

EZE - YYZ

EZEYYZ

Buenos Aires Ministro Pistarini

Thu 1/5

4:35 p.m.-6:55 a.m.

1 stop15h 20m

Toronto Pearson Intl

Fri 2/5

7:15 p.m.-2:30 p.m.

2 stops18h 15m

C$ 1,344

Buenos AiresMontreal

EZE - YUL

EZEYUL

Buenos Aires Ministro Pistarini

Wed 16/7

11:25 p.m.-9:20 p.m.

1 stop22h 55m

Montreal Pierre Elliott Trudeau Intl

Wed 6/8

11:10 p.m.-9:25 p.m.

1 stop21h 15m

C$ 1,445

Buenos AiresToronto

EZE - YTZ

EZEYTZ

Buenos Aires Ministro Pistarini

Thu 24/4

4:35 p.m.-9:47 a.m.

2 stops18h 12m

Toronto Island

Wed 7/5

3:25 p.m.-2:30 p.m.

2 stops22h 05m

C$ 1,476

Buenos AiresMontreal

EZE - YUL

EZEYUL

Buenos Aires Ministro Pistarini

Thu 5/6

9:00 p.m.-10:40 a.m.

2 stops38h 40m

Montreal Pierre Elliott Trudeau Intl

Fri 4/7

9:45 a.m.-8:00 a.m.

2 stops21h 15m

C$ 1,485

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/3

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

7,896 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,896 reviews

Delta

8.0

Very good

7,896 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

LATAM Airlines

7.5

Good

1,750 reviews

Delta

8.0

Very good

7,896 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Copa Airlines

7.5

Good

1,395 reviews

Delta

8.0

Very good

7,896 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Aeromexico

7.5

Good

1,701 reviews

Delta

8.0

Very good

7,896 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,603 reviews

Delta

8.0

Very good

7,896 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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$ 595. Avianca flights start at C$ 646 while deals on LATAM Airlines start at C$ 743 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

Jorge Newbery to Pearson Intl flights

Ministro Pistarini to Vancouver Intl flights

Ministro Pistarini to Pierre Elliott Trudeau 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

Cordoba to Pierre Elliott Trudeau Intl flights

Ministro Pistarini to Ottawa flights

Mendoza to Pearson Intl flights

Cordoba to Vancouver Intl flights

Ministro Pistarini to Winnipeg flights

Mendoza to Pierre Elliott Trudeau Intl flights

Rosario to Pierre Elliott Trudeau Intl flights

Cordoba to Calgary 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

London Airport car rentals

Toronto Region of Waterloo Intl 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 4 airlines flying from Buenos Aires to Ontario

Airline	Cheapest	Average	Flexibility	On-time
Arajet	CheapestC$ 476	AverageC$ 1,272	FlexibilityNo cancel fee	On-timeN/A	Search Arajet flights
Copa Airlines	CheapestC$ 821	AverageC$ 1,704	FlexibilityNo cancel fee	On-time70%	Search Copa Airlines flights
Air Canada	CheapestC$ 938	AverageC$ 1,766	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Avianca	CheapestC$ 1,133	AverageC$ 1,540	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$ 522

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 4/4. 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 28 March 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 28 March 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 28 March 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 28 March 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 4 airlines flying 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 28 March 2025.