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Mendoza

$538+ 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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MDZ
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Ontario to Mendoza

One-way flights from Ontario to Mendoza
Search for one-way flight options from Ontario to Mendoza. Find affordable one-way fares based on user searches. Data last updated January 27, 2026.

This LATAM Airlines deal was found by Cheapflights users on 1/26. 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.
Sat 2/712:41 pm
ONT
-
MDZ
2 stops25h 24m
LATAM Airlines
Deal found 1/26$538
This FlightHub deal was found by Cheapflights users on 1/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/910:30 pm
ONT
-
MDZ
2 stops51h 10m
LATAM Airlines
Deal found 1/26$758
This Mytrip deal was found by Cheapflights users on 1/25. 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.
Wed 2/1111:02 pm
ONT
-
MDZ
3 stops26h 38m
Multiple Airlines
Deal found 1/25$1,143
This LATAM Airlines deal was found by Cheapflights users on 1/26. 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.
Sun 2/812:41 pm
ONT
-
MDZ
2 stops25h 04m
LATAM Airlines
Deal found 1/26$1,296
This LATAM Airlines deal was found by Cheapflights users on 1/25. 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.
Wed 2/1112:41 pm
ONT
-
MDZ
2 stops17h 27m
LATAM Airlines
Deal found 1/25$3,498

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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

January

Cheapest in

April

Average price

$1,305
Provider with most accurate pricing for Los Angeles-Mendoza El Plumerillo flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Mendoza El Plumerillo flights.
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($87 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 27, 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

Sat 2/7

12:41 pm-7:05 pm

2 stops25h 24m

$538

OntarioMendoza

ONT - MDZ

ONTMDZ

Ontario

Mon 2/9

10:30 pm-6:40 am

2 stops51h 10m

$758

OntarioMendoza

ONT - MDZ

ONTMDZ

Ontario

Wed 2/11

11:02 pm-6:40 am

3 stops26h 38m

$1,143

OntarioMendoza

ONT - MDZ

ONTMDZ

Ontario

Sun 2/8

12:41 pm-6:45 pm

2 stops25h 04m

$1,296

OntarioMendoza

ONT - MDZ

ONTMDZ

Ontario

Wed 2/11

12:41 pm-11:08 am

2 stops17h 27m

$3,498

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

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 June is currently the most expensive (average of $1,148). 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 June is currently the most expensive (average of $1,148). 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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