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Ministro Pistarini

$412+ Cheap flights from Ontario (ONT) to Ministro Pistarini (EZE)

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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — EZE
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
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Cheap flight deals from Ontario to Ministro Pistarini

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Ministro Pistarini (EZE). 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 July 1, 2025.

Round-trip from

$884
(Cheapflightsfares)

One-way from

$412
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$1,022
From Ontario to Buenos Aires Ministro Pistarini
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One-way flight from Ontario to Buenos Aires Ministro Pistarini
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Highest demand for flights based on searches. 8% potential increase in price ($94 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Ontario to Ministro Pistarini

Cheapest flights from Ontario to Ministro Pistarini
Explore the most affordable flight options available from Ontario to Ministro Pistarini. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 6/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/210:30 pmONT - EZE
2 stops20h 45mAvianca
Thu 12/115:50 amEZE - ONT
3 stops20h 10mAvianca
Deal found 6/30$884
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Wed 10/19:36 amONT - EZE
2 stops18h 24mUnited Airlines
Wed 10/159:00 pmEZE - ONT
2 stops27h 24mUnited Airlines
Deal found 6/29$1,030
This Mytrip deal was found by Cheapflights users on 7/1. 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 10/211:09 amONT - EZE
3 stops28h 58mMultiple Airlines
Sat 11/19:15 pmEZE - ONT
3 stops26h 29mMultiple Airlines
Deal found 7/1$1,093
This American Airlines deal was found by Cheapflights users on 6/30. 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.
Wed 11/2611:59 pmONT - EZE
1 stop28h 11mAmerican Airlines
Sat 12/610:30 pmEZE - ONT
1 stop16h 04mAmerican Airlines
Deal found 6/30$1,268
This Delta deal was found by Cheapflights users on 7/1. 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.
Fri 8/2211:45 amONT - EZE
1 stop18h 00mDelta
Thu 9/48:10 pmEZE - ONT
1 stop18h 25mDelta
Deal found 7/1$1,277

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Ministro Pistarini 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 July 1, 2025.
Use the filters below to find and compare flights from Ontario to Buenos Aires Ministro Pistarini Airport that are best for you.

Fly from

Ontario

Fly to

Ministro Pistarini

Route

Depart

Return

Price

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Tue 12/2

10:30 pm-12:15 am

2 stops20h 45m

Buenos Aires Ministro Pistarini

Thu 12/11

5:50 am-9:00 pm

3 stops20h 10m

$884

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Wed 10/1

9:36 am-8:00 am

2 stops18h 24m

Buenos Aires Ministro Pistarini

Wed 10/15

9:00 pm-8:24 pm

2 stops27h 24m

$1,030

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Tue 10/21

1:09 am-10:07 am

3 stops28h 58m

Buenos Aires Ministro Pistarini

Sat 11/1

9:15 pm-7:44 pm

3 stops26h 29m

$1,093

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Wed 11/26

11:59 pm-9:10 am

1 stop28h 11m

Buenos Aires Ministro Pistarini

Sat 12/6

10:30 pm-9:34 am

1 stop16h 04m

$1,268

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Fri 8/22

11:45 am-9:45 am

1 stop18h 00m

Buenos Aires Ministro Pistarini

Thu 9/4

8:10 pm-10:35 am

1 stop18h 25m

$1,277

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Thu 8/14

11:25 pm-1:25 am

3 stops22h 00m

$412

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Wed 7/9

9:11 pm-3:25 am

3 stops26h 14m

$495

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Sun 11/9

6:09 am-9:20 am

1 stop22h 11m

$648

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Sun 11/30

10:59 pm-9:15 am

2 stops29h 16m

$650

OntarioBuenos Aires

ONT - EZE

ONTEZE

Ontario

Thu 12/4

12:00 pm-9:00 am

1 stop16h 00m

$741

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 11 results
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Best time to book a flight from Ontario to Ministro Pistarini

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

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

Currently, April is the cheapest month in which you can book a flight from Ontario to Buenos Aires Ministro Pistarini Airport (average of $795). Flying from Ontario to Buenos Aires Ministro Pistarini Airport in December is currently the most expensive (average of $1,260). 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 ONT to EZE?

Find hourly flight availability from Ontario to Ministro Pistarini. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 1, 2025.

It’s typically best to fly out from Ontario to Buenos Aires Ministro Pistarini Airport at noon. Doing so could potentially save you 47% on the flight price compared to flying in the morning, which is usually more expensive.

Reviews of airlines servicing Ministro Pistarini

Get insights into the airlines that provide service to Ministro Pistarini. 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 Ministro Pistarini. Reviews last updated July 1, 2025.
Get a feel of what it's like to fly with Delta, LATAM Airlines, and United Airlines from Ontario to Buenos Aires Ministro Pistarini Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LATAM Airlines
7.5
Good
1,801 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,858 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.1
Good
9,665 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Ministro Pistarini. 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 from for flights from Ontario to Buenos Aires Ministro Pistarini?

    For a flight from Ontario to Buenos Aires Ministro Pistarini, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city. Ontario is the only Ontario airport and it handles 0 outbound flights to Buenos Aires Ministro Pistarini per day. 0 airlines have flights to Buenos Aires Ministro Pistarini from Ontario on a regular basis.

  • What are the cheapest airlines flying from Ontario to Buenos Aires Ministro Pistarini Airport round-trip?

    Cheapflights users have booked flights from Ontario to Buenos Aires Ministro Pistarini Airport round-trip from $884. Other airlines that can offer you cheap pricing are United Airlines, from $1,030, and American Airlines, from $1,268.

  • What are the cheapest airlines to fly from Ontario to Buenos Aires Ministro Pistarini Airport one-way?

    The cheapest airline one-way is Avianca, with whom users have recently found tickets for as low as $412. However, be on the lookout for offers from United Airlines and LATAM Airlines, as they are both options that can get you from Ontario to Buenos Aires Ministro Pistarini Airport for a low price.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Ontario to Buenos Aires Ministro Pistarini Airport (average of $795). Flying from Ontario to Buenos Aires Ministro Pistarini Airport in December is currently the most expensive (average of $1,260). 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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