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$529+ 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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
EZE — ONT
ene. 26 — feb. 21
dom. 1/26
dom. 2/2
1 adult, Economy
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Cheap flight deals from Argentina to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Argentina (AR0) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 21, 2025.

Round-trip from

$947
(Priceline)

One-way from

$529
(Priceline)
From Argentina to Ontario
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One-way flight from Argentina to Ontario
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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 enero 21, 2025.

This Priceline deal was found by Cheapflights users on 1/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/255:50 amEZE - ONT
3 stops20h 10mAvianca
jue. 3/2711:30 pmONT - EZE
3 stops25h 10mAvianca
Deal found 1/20$947
This United Airlines deal was found by Cheapflights users on 1/21. 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. 3/2411:55 pmEZE - ONT
2 stops24h 15mUnited Airlines
mié. 4/236:05 amONT - EZE
1 stop21h 55mUnited Airlines
Deal found 1/21$983
This Mytrip deal was found by Cheapflights users on 1/21. 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. 3/248:30 pmEZE - ONT
3 stops30h 49mMultiple Airlines
mié. 6/2512:58 amONT - EZE
3 stops22h 27mMultiple Airlines
Deal found 1/21$1,346
This Delta deal was found by Cheapflights users on 1/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/268:55 pmEZE - ONT
1 stop29h 48mDelta
sáb. 6/2810:59 pmONT - EZE
1 stop30h 46mDelta
Deal found 1/21$1,932

Find flights from Argentina to Ontario within your budget

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 enero 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

mar. 3/25

5:50 am-10:00 pm

3 stops20h 10m

Ontario

jue. 3/27

11:30 pm-4:40 am

3 stops25h 10m

$947

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

lun. 3/24

11:55 pm-8:10 pm

2 stops24h 15m

Ontario

mié. 4/23

6:05 am-8:00 am

1 stop21h 55m

$983

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

lun. 3/24

8:30 pm-11:19 pm

3 stops30h 49m

Ontario

mié. 6/25

12:58 am-3:25 am

3 stops22h 27m

$1,346

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

mié. 3/26

8:55 pm-10:43 pm

1 stop29h 48m

Ontario

sáb. 6/28

10:59 pm-9:45 am

1 stop30h 46m

$1,932

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

mar. 3/25

5:50 am-10:00 pm

3 stops20h 10m

$529

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

sáb. 5/3

6:40 am-11:07 pm

3 stops20h 27m

$769

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

mar. 5/27

8:10 pm-11:24 am

1 stop19h 14m

$829

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

mar. 4/1

9:00 pm-2:50 pm

2 stops21h 50m

$833

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

sáb. 5/24

4:35 pm-12:31 pm

3 stops23h 56m

$1,242

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

vie. 5/16

12:15 pm-11:35 pm

3 stops39h 20m

$3,576

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

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.

Travel insights for flights from Argentina to Ontario

Get recent, data-driven insights about flights from Argentina to Ontario including ideal travel times, pricing trends, and more.

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 $310). 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.

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated enero 21, 2025.
To help decide which airline to fly from Argentina to Ontario, see what other customers have to say about United Airlines, Delta and Avianca. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Reviews

1 / 10

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

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Reviews

1 / 10

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

United Airlines
7.4
Good
8,984 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Reviews

1 / 10

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

Air Canada
7.0
Good
8,633 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Reviews

1 / 10

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

Avianca
6.9
Okay
2,579 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Reviews

1 / 10

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

British Airways
6.6
Okay
6,834 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

8.0

Reviews

1 / 10

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

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.

  • What are the cheapest airlines to fly from Argentina to Ontario one-way?

    To fly one-way, consider booking your trip with Avianca, which is currently one of the cheapest options available, starting at $529. Delta flights start at $829 while deals on United Airlines start at $833 one-way.

  • 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 $310). 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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