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$460+ 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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
EZE — ONT
nov. 15 — nov. 221
sáb. 11/15
sáb. 11/22
1 adult, Economy
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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 octubre 16, 2025.

This Mytrip deal was found by Cheapflights users on 10/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/184:55 pmEZE - ONT
3 stops30h 49mMultiple Airlines
lun. 12/111:34 pmONT - EZE
3 stops35h 16mMultiple Airlines
Deal found 10/16$1,096
This Mytrip deal was found by Cheapflights users on 10/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/206:13 pmEZE - ONT
3 stops31h 42mMultiple Airlines
mar. 10/211:09 amONT - EZE
3 stops28h 58mMultiple Airlines
Deal found 10/16$1,184
This Gotogate deal was found by Cheapflights users on 10/15. 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.
sáb. 11/17:35 amEZE - ONT
2 stops18h 20mAvianca
sáb. 11/1510:30 pmONT - EZE
2 stops22h 05mAvianca
Deal found 10/15$1,291
This United Airlines deal was found by Cheapflights users on 10/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/410:05 pmEZE - ONT
2 stops19h 12mUnited Airlines
lun. 12/156:00 amONT - EZE
2 stops20h 20mUnited Airlines
Deal found 10/14$1,322
This Mytrip deal was found by Cheapflights users on 10/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/306:15 amEZE - ONT
3 stops19h 40mAvianca
jue. 11/610:30 pmONT - EZE
3 stops26h 20mAvianca
Deal found 10/16$1,351
This United Airlines deal was found by Cheapflights users on 10/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/1210:05 pmEZE - ONT
2 stops19h 13mUnited Airlines
lun. 1/126:00 amONT - EZE
1 stop20h 20mUnited Airlines
Deal found 10/14$1,377
This Priceline deal was found by Cheapflights users on 10/15. 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.
vie. 12/54:55 pmEZE - ONT
2 stops33h 00mMultiple Airlines
sáb. 3/281:00 pmONT - EZE
2 stops16h 35mMultiple Airlines
Deal found 10/15$1,383
This United Airlines deal was found by Cheapflights users on 10/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/1210:05 pmEZE - ONT
2 stops19h 28mUnited Airlines
lun. 1/125:05 amONT - EZE
2 stops21h 15mUnited Airlines
Deal found 10/14$1,424
This United Airlines deal was found by Cheapflights users on 10/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/1411:55 pmEZE - ONT
2 stops22h 42mUnited Airlines
vie. 1/26:04 amONT - EZE
1 stop20h 16mUnited Airlines
Deal found 10/14$1,431
This United Airlines deal was found by Cheapflights users on 10/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/2211:55 pmEZE - ONT
1 stop26h 57mUnited Airlines
mar. 1/276:00 amONT - EZE
1 stop20h 20mUnited Airlines
Deal found 10/14$1,461

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 octubre 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,096
(Mytrip)

One-way from

$460
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$723
Provider with most accurate pricing for Buenos Aires (BUE)-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buenos Aires (BUE)-Los Angeles flights.
Search Deals
From Argentina to Ontario
Search Deals
One-way flight from Argentina to Ontario
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($133 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 octubre 16, 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

sáb. 11/1

7:35 am-9:55 pm

2 stops18h 20m

Ontario

sáb. 11/15

10:30 pm-1:35 am

2 stops22h 05m

$1,291

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

jue. 12/4

10:05 pm-12:17 pm

2 stops19h 12m

Ontario

lun. 12/15

6:00 am-7:20 am

2 stops20h 20m

$1,322

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

jue. 1/22

11:55 pm-10:53 pm

2 stops27h 58m

Ontario

mié. 2/18

6:00 am-7:20 am

1 stop20h 20m

$1,322

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

lun. 3/23

10:55 pm-10:37 pm

2 stops27h 42m

Ontario

jue. 4/2

6:02 am-8:00 am

1 stop21h 58m

$1,322

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

jue. 10/30

6:15 am-9:55 pm

3 stops19h 40m

Ontario

jue. 11/6

10:30 pm-5:50 am

3 stops26h 20m

$1,351

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

mié. 12/10

10:05 pm-12:17 pm

2 stops19h 12m

Ontario

mié. 12/24

6:04 am-9:20 am

1 stop22h 16m

$1,377

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

jue. 1/15

11:55 pm-9:58 pm

1 stop27h 03m

Ontario

sáb. 2/7

6:00 am-7:20 am

1 stop20h 20m

$1,377

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

vie. 12/12

10:05 pm-12:18 pm

2 stops19h 13m

Ontario

lun. 1/12

6:00 am-7:20 am

1 stop20h 20m

$1,377

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

mié. 11/12

9:15 pm-10:52 pm

3 stops30h 37m

$564

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

vie. 12/5

7:00 pm-8:55 pm

3 stops30h 55m

$619

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

Showing 1-10 of 20 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, June is the cheapest month in which you can book a flight from Argentina to Ontario (average of $462). Flying from Argentina to Ontario in April is currently the most expensive (average of $782). 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 and United Airlines fly from Argentina to Ontario in about 18h 20m. The time it takes to get you to your destination can typically vary by up to 52m. The distance between Argentina and Ontario is about 6096 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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, June is the cheapest month in which you can book a flight from Argentina to Ontario (average of $462). Flying from Argentina to Ontario in April is currently the most expensive (average of $782). 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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