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$619+ Cheap flights from Argentina to Ontario (ONT)

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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
EZE — ONT
Aug 26 — Sep 21
Tue 8/26
Tue 9/2
1 adult, Economy
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Cheap flight deals from Argentina to Ontario

Keep the following information in mind while searching for Argentina to Ontario flight deals. Data was last updated August 21, 2025.

Round-trip from

$1,205
(Gotogate)

One-way from

$619
(Mytrip)

Popular in

January

Cheapest in

October

Average price

$880
From Argentina to Ontario
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One-way flight from Argentina to Ontario
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Highest demand for flights based on searches. 14% potential increase in price ($159 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Argentina to Ontario

Cheapest flights from Argentina to Ontario
Explore the most affordable flight options available from Argentina to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2025.

This Gotogate deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/315:55 amEZE - ONT
3 stops20h 00mAvianca
Tue 9/911:25 pmONT - EZE
2 stops20h 45mAvianca
Deal found 8/18$1,205
This Priceline deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/45:50 amEZE - ONT
3 stops20h 05mAvianca
Tue 11/1810:30 pmONT - EZE
2 stops26h 20mAvianca
Deal found 8/19$1,211
This Priceline deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/104:55 pmEZE - ONT
2 stops33h 00mAvianca
Tue 1/1310:30 pmONT - EZE
3 stops25h 10mAvianca
Deal found 8/19$1,246
This Gotogate deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/231:40 amEZE - ONT
2 stops24h 15mAvianca
Tue 10/711:25 pmONT - EZE
2 stops20h 45mAvianca
Deal found 8/19$1,248
This Priceline deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:40 amEZE - ONT
3 stops19h 15mAvianca
Tue 9/911:25 pmONT - EZE
2 stops20h 45mAvianca
Deal found 8/19$1,257
This Avianca deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/135:50 amEZE - ONT
3 stops20h 05mAvianca
Tue 11/1810:30 pmONT - EZE
3 stops25h 10mAvianca
Deal found 8/20$1,281
This Gotogate deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/82:30 amEZE - ONT
2 stops23h 25mAvianca
Thu 10/2311:25 pmONT - EZE
2 stops22h 00mAvianca
Deal found 8/19$1,289

Cheapflights Fare Finder

 
Customize your flight search to find flights from Argentina to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 21, 2025.
Use the filters below to find and compare flights from Argentina to Ontario that are best for you.

Fly from

Argentina

Fly to

Ontario

Route

Depart

Return

Price

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Sun 8/31

5:55 am-9:55 pm

3 stops20h 00m

Ontario

Tue 9/9

11:25 pm-12:10 am

2 stops20h 45m

$1,205

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Tue 11/4

5:50 am-8:55 pm

3 stops20h 05m

Ontario

Tue 11/18

10:30 pm-5:50 am

2 stops26h 20m

$1,211

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Thu 9/25

6:50 am-9:55 pm

2 stops19h 05m

Ontario

Sat 10/11

11:25 pm-12:10 am

2 stops20h 45m

$1,238

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Wed 12/10

4:55 pm-8:55 pm

2 stops33h 00m

Ontario

Tue 1/13

10:30 pm-4:40 am

3 stops25h 10m

$1,246

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Wed 10/22

7:10 pm-9:55 pm

3 stops30h 45m

$619

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Tue 12/2

5:50 am-8:55 pm

3 stops20h 05m

$627

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Thu 10/16

6:50 am-9:55 pm

2 stops19h 05m

$653

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Mon 12/8

2:40 am-8:55 pm

2 stops23h 15m

$653

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Thu 10/9

6:50 am-9:55 pm

2 stops19h 05m

$653

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Tue 12/16

7:35 am-8:55 pm

2 stops18h 20m

$653

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

Showing 1-10 of 13 results
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Best time to book a flight from Argentina to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Argentina 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 Argentina to Ontario

What is the cheapest month to book a flight from Argentina to Ontario?

Currently, August is the cheapest month in which you can book a flight from Argentina to Ontario (average of $246). Flying from Argentina to Ontario in March is currently the most expensive (average of $328). 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.

Related info for your journey

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

  • What airport do you fly into for flights to Ontario from Argentina?

    Most people fly into Ontario (ONT) if they book a flight to Ontario from Argentina. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

  • How long is the flight from Argentina to Ontario?

    Airlines like Avianca fly from Argentina to Ontario in about 20h. The time it takes to get you to your destination can typically vary by up to . The distance between Argentina and Ontario is about 6096 mi.

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

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

  • How can I find direct flights from Argentina to Ontario?

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

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

    Yes. Cheapflights offers flight deals from Argentina 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 Argentina to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Argentina to Ontario (average of $246). Flying from Argentina to Ontario in March is currently the most expensive (average of $328). 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

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