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$581+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
EZE — ONT
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
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 18, 2025.

Round-trip from

$986
(Priceline)

One-way from

$581
(Cheapflightsfares)

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 ($164 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 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 18, 2025.

This Priceline deal was found by Cheapflights users on 6/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/251:40 amEZE - ONT
2 stops24h 15mAvianca
Thu 9/2511:25 pmONT - EZE
3 stops22h 00mAvianca
Deal found 6/16$986
This Mytrip deal was found by Cheapflights users on 6/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/76:12 pmEZE - ONT
3 stops31h 43mMultiple Airlines
Fri 8/299:11 pmONT - EZE
3 stops26h 34mMultiple Airlines
Deal found 6/15$1,304
This United Airlines deal was found by Cheapflights users on 6/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/309:00 pmEZE - ONT
1 stop28h 24mUnited Airlines
Wed 10/156:00 amONT - EZE
1 stop22h 00mUnited Airlines
Deal found 6/16$1,355
This American Airlines deal was found by Cheapflights users on 6/17. 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.
Sun 8/108:45 pmEZE - ONT
2 stops18h 47mAmerican Airlines
Sat 8/2310:50 amONT - EZE
2 stops16h 35mAmerican Airlines
Deal found 6/17$1,711
This LATAM Airlines deal was found by Cheapflights users on 6/16. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2612:58 pmEZE - ONT
2 stops25h 37mLATAM Airlines
Fri 9/267:00 amONT - EZE
2 stops18h 55mLATAM Airlines
Deal found 6/16$2,400
This LATAM Airlines deal was found by Cheapflights users on 6/17. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/98:10 pmEZE - ONT
1 stop27h 32mDelta
Sun 10/267:00 amONT - EZE
1 stop22h 00mDelta
Deal found 6/17$2,657

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 18, 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 8/25

1:40 am-9:55 pm

2 stops24h 15m

Ontario

Thu 9/25

11:25 pm-1:25 am

3 stops22h 00m

$986

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Mon 7/7

6:12 pm-9:55 pm

3 stops31h 43m

Ontario

Fri 8/29

9:11 pm-3:45 am

3 stops26h 34m

$1,304

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Tue 9/30

9:00 pm-9:24 pm

1 stop28h 24m

Ontario

Wed 10/15

6:00 am-8:00 am

1 stop22h 00m

$1,355

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Sun 8/10

8:45 pm-11:32 am

2 stops18h 47m

Ontario

Sat 8/23

10:50 am-7:25 am

2 stops16h 35m

$1,711

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Tue 8/26

12:58 pm-10:35 am

2 stops25h 37m

Ontario

Fri 9/26

7:00 am-5:55 am

2 stops18h 55m

$2,400

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

$2,657

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Mon 8/25

1:40 am-9:55 pm

2 stops24h 15m

$581

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Thu 11/27

5:50 am-9:35 pm

3 stops20h 45m

$628

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Thu 9/25

8:10 pm-11:24 am

1 stop19h 14m

$824

Buenos AiresOntario

EZE - ONT

EZEONT

Buenos Aires Ministro Pistarini

Mon 11/10

10:05 pm-12:33 pm

2 stops19h 28m

$833

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 13 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 18, 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
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

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
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

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
1,787 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

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
8,810 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

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
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

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
9,572 reviews
Delta
8.0
Very good
7,964 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Overall

8.0

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 $581. Delta flights start at $824 while deals on United Airlines start at $833 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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