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Mendoza

$758+ Cheap flights from Ontario (ONT) to Mendoza (MDZ)

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MDZ
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheap flight deals from Ontario to Mendoza

Cheapest flights from Ontario to Mendoza
Explore the most affordable flight options available from Ontario to Mendoza. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.

This Mytrip deal was found by Cheapflights users on 2/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2410:30 pm
ONT
-
MDZ
3 stops27h 10m
Multiple Airlines
Wed 4/2211:42 pm
MDZ
-
ONT
3 stops26h 03m
Multiple Airlines
Deal found 2/11$1,721
This Mytrip deal was found by Cheapflights users on 2/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1712:42 am
ONT
-
MDZ
3 stops24h 58m
Multiple Airlines
Wed 4/1511:42 pm
MDZ
-
ONT
3 stops26h 03m
Multiple Airlines
Deal found 2/11$1,873

Find flight deals from Ontario to Mendoza

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Mendoza (MDZ). 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 February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,721
(Mytrip)

One-way from

$758
(FlightHub)

Popular in

January

Cheapest in

April

Average price

$1,220
Provider with most accurate pricing for Los Angeles-Mendoza El Plumerillo flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Mendoza El Plumerillo flights.
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From Ontario to Mendoza El Plumerillo
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One-way flight from Ontario to Mendoza El Plumerillo
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Highest demand for flights based on searches. 11% potential increase in price ($136 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Mendoza 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 February 13, 2026.
Use the filters below to find and compare flights from Ontario to Mendoza that are best for you.

Fly from

Ontario

Fly to

Mendoza

Route

Depart

Return

Price

OntarioMendoza

ONT - MDZ

ONTMDZ

Ontario

Tue 2/24

10:30 pm-6:40 am

3 stops27h 10m

Mendoza El Plumerillo

Wed 4/22

11:42 pm-9:45 pm

3 stops26h 03m

$1,721

OntarioMendoza

ONT - MDZ

ONTMDZ

Ontario

Wed 2/25

1:15 pm-6:40 am

2 stops36h 25m

$758

OntarioMendoza

ONT - MDZ

ONTMDZ

Ontario

Tue 2/24

10:20 pm-6:40 am

2 stops51h 20m

$784

OntarioMendoza

ONT - MDZ

ONTMDZ

Ontario

Fri 2/27

10:20 pm-6:40 am

2 stops27h 20m

$820

OntarioMendoza

ONT - MDZ

ONTMDZ

Ontario

Thu 2/26

2:39 pm-8:00 am

2 stops60h 21m

$866

OntarioMendoza

ONT - MDZ

ONTMDZ

Ontario

Mon 2/23

10:20 pm-11:55 am

2 stops32h 35m

$885

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Best time to book a flight from Ontario to Mendoza

Have a flexible travel schedule? Discover the best time to fly to Mendoza 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 Mendoza

What is the cheapest month to book a flight from Ontario to Mendoza?

Currently, December is the cheapest month in which you can book a flight from Ontario to Mendoza (average of $383). Flying from Ontario to Mendoza in February is currently the most expensive (average of $1,168). 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 Ontario to Mendoza. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

  • How can I find direct flights from Ontario to Mendoza?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Mendoza 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 Mendoza?

    Currently, December is the cheapest month in which you can book a flight from Ontario to Mendoza (average of $383). Flying from Ontario to Mendoza in February is currently the most expensive (average of $1,168). 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.

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