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$497+ Cheap flights from Ministro Pistarini (EZE) 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 6/21. Fares are subject to change and may not be available on all flights or dates of travel.
EZE — ONT
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Ministro Pistarini to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Ministro Pistarini (EZE) 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 June 12, 2025.

Round-trip from

$974
(Priceline)

One-way from

$497
(Avianca)

Popular in

January

Cheapest in

October

Average price

$1,219
From Buenos Aires Ministro Pistarini to Ontario
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One-way flight from Buenos Aires Ministro Pistarini to Ontario
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Highest demand for flights based on searches. 14% potential increase in price ($163 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Ministro Pistarini to Ontario

Cheapest flights from Ministro Pistarini to Ontario
Explore the most affordable flight options available from Ministro Pistarini to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Priceline deal was found by Cheapflights users on 6/11. 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.
Mon 9/222:30 amEZE - ONT
3 stops23h 25mAvianca
Thu 10/911:25 pmONT - EZE
3 stops26h 10mAvianca
Deal found 6/11$974
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Thu 10/29:00 pmEZE - ONT
2 stops29h 42mUnited Airlines
Sun 10/196:37 pmONT - EZE
2 stops33h 23mUnited Airlines
Deal found 6/10$1,350
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1210:00 pmEZE - ONT
2 stops17h 56mAmerican Airlines
Fri 9/2610:54 amONT - EZE
2 stops18h 06mAmerican Airlines
Deal found 6/12$1,724
This Mytrip deal was found by Cheapflights users on 6/9. 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.
Tue 6/106:50 amEZE - ONT
2 stops19h 05mMultiple Airlines
Mon 6/161:09 amONT - EZE
3 stops22h 16mMultiple Airlines
Deal found 6/9$1,763
This Delta deal was found by Cheapflights users on 6/11. 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.
Thu 6/198:10 pmEZE - ONT
1 stop18h 28mDelta
Fri 7/411:49 amONT - EZE
1 stop17h 56mDelta
Deal found 6/11$1,858
This Kissandfly.com deal was found by Cheapflights users on 6/10. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/269:00 pmEZE - ONT
1 stop28h 37mLufthansa
Fri 7/186:00 amONT - EZE
1 stop22h 00mLufthansa
Deal found 6/10$2,108

Cheapflights Fare Finder

Customize your flight search to find flights from Ministro Pistarini 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 June 12, 2025.
Use the filters below to find and compare flights from Buenos Aires Ministro Pistarini Airport to Ontario that are best for you.

Fly from

Ministro Pistarini

Fly to

Ontario

Route

Depart

Return

Price

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Mon 9/22

2:30 am-9:55 pm

3 stops23h 25m

Ontario

Thu 10/9

11:25 pm-5:35 am

3 stops26h 10m

$974

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Thu 10/2

9:00 pm-10:42 pm

2 stops29h 42m

Ontario

Sun 10/19

6:37 pm-8:00 am

2 stops33h 23m

$1,350

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Fri 9/12

10:00 pm-11:56 am

2 stops17h 56m

Ontario

Fri 9/26

10:54 am-9:00 am

2 stops18h 06m

$1,724

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Thu 10/2

2:30 am-9:24 pm

2 stops22h 54m

Ontario

Wed 10/22

6:37 pm-8:00 am

2 stops33h 23m

$2,016

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Thu 6/26

9:00 pm-9:37 pm

1 stop28h 37m

Ontario

Fri 7/18

6:00 am-8:00 am

1 stop22h 00m

$2,108

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Thu 10/9

8:10 pm-7:42 pm

1 stop27h 32m

Ontario

Sun 10/26

7:00 am-9:00 am

1 stop22h 00m

$2,537

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Sat 6/21

6:40 am-9:55 pm

3 stops19h 15m

$497

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Tue 8/19

4:55 am-11:13 pm

3 stops22h 18m

$774

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Wed 12/3

10:05 pm-12:33 pm

2 stops19h 28m

$824

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Sun 8/17

12:55 am-10:20 pm

1 stop25h 25m

$829

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 14 results
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Best time to book a flight from Ministro Pistarini to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Ministro Pistarini 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 Ministro Pistarini Airport to Ontario

What is the cheapest month to book a flight from Buenos Aires Ministro Pistarini Airport to Ontario?

Currently, August is the cheapest month in which you can book a flight from Buenos Aires Ministro Pistarini Airport to Ontario (average of $246). Flying from Buenos Aires Ministro Pistarini Airport 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.

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 June 12, 2025.
See what other customers who have flown with Delta, LATAM Airlines and United Airlines from Buenos Aires to Ontario have to say. 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
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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
1,785 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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
Air Canada
7.1
Good
9,537 reviews
Delta
8.0
Very good
7,946 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

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

Find useful and relevant information for your journey from Ministro Pistarini 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 Buenos Aires Ministro Pistarini?

    Most people fly into Ontario (ONT) if they book a flight to Ontario from Buenos Aires Ministro Pistarini. On average, Ontario has 0 inbound flights from Buenos Aires Ministro Pistarini per day from 0 airlines. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

  • What are the cheapest airlines to fly from Buenos Aires Ministro Pistarini Airport 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 $497. United Airlines flights start at $824 while deals on Delta start at $829 one-way.

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

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

  • How can I find direct flights from Ministro Pistarini to Ontario?

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

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

    Yes. Cheapflights offers flight deals from Ministro Pistarini 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 Ministro Pistarini Airport to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Buenos Aires Ministro Pistarini Airport to Ontario (average of $246). Flying from Buenos Aires Ministro Pistarini Airport 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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