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$905+ Cheap flights from Ontario (ONT) to Uruguay

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 12/20. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MVD
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Ontario to Uruguay

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

This Mytrip deal was found by Cheapflights users on 12/11. 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.
Thu 12/1112:42 amONT - MVD
3 stops35h 33mMultiple Airlines
Thu 12/182:25 amMVD - ONT
3 stops25h 27mMultiple Airlines
Deal found 12/11$1,892
This KAYAK deal was found by Cheapflights users on 12/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:05 amONT - MVD
2 stops22h 25mLATAM Airlines
Tue 12/167:50 amMVD - ONT
2 stops20h 14mLATAM Airlines
Deal found 12/11$2,004
This LATAM Airlines deal was found by Cheapflights users on 12/11. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:05 amONT - MVD
2 stops22h 25mLATAM Airlines
Fri 12/197:05 pmMVD - ONT
2 stops19h 55mLATAM Airlines
Deal found 12/11$2,012
This KAYAK deal was found by Cheapflights users on 12/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/207:05 amONT - MVD
2 stops22h 30mLATAM Airlines
Sun 12/217:05 pmMVD - ONT
2 stops19h 55mLATAM Airlines
Deal found 12/9$2,124
This Mytrip deal was found by Cheapflights users on 12/11. 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.
Thu 12/1112:42 amONT - MVD
3 stops35h 33mMultiple Airlines
Mon 12/152:25 amMVD - ONT
3 stops25h 27mMultiple Airlines
Deal found 12/11$2,141
This LATAM Airlines deal was found by Cheapflights users on 12/11. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1110:25 pmONT - MVD
2 stops31h 05mLATAM Airlines
Tue 12/167:50 amMVD - ONT
2 stops31h 41mLATAM Airlines
Deal found 12/11$2,785
This Mytrip deal was found by Cheapflights users on 12/11. 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.
Fri 12/2611:02 pmONT - MVD
2 stops25h 58mMultiple Airlines
Sun 1/47:05 amMVD - ONT
2 stops18h 50mMultiple Airlines
Deal found 12/11$3,522
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/186:04 amONT - MVD
2 stops20h 22mUnited Airlines
Fri 1/210:11 amMVD - ONT
2 stops40h 41mUnited Airlines
Deal found 12/10$3,981
This KAYAK deal was found by Cheapflights users on 12/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:05 amONT - MVD
2 stops22h 30mLATAM Airlines
Sat 1/106:35 pmMVD - ONT
2 stops21h 56mLATAM Airlines
Deal found 12/11$4,826
This LATAM Airlines deal was found by Cheapflights users on 12/11. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1812:12 pmONT - MVD
2 stops24h 48mLATAM Airlines
Sun 12/282:25 amMVD - ONT
2 stops25h 58mLATAM Airlines
Deal found 12/11$8,470

Find flight deals from Ontario to Uruguay

Keep the following information in mind while searching for Ontario to Uruguay flight deals. Data was last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,129
(American Airlines)

One-way from

$905
(United Airlines)

Popular in

December

Cheapest in

March

Average price

$1,139
Provider with most accurate pricing for Los Angeles-Montevideo Carrasco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Montevideo Carrasco flights.
Search Deals
From Ontario to Uruguay
Search Deals
One-way flight from Ontario to Uruguay
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($101 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Uruguay 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 December 12, 2025.
Use the filters below to find and compare flights from Ontario to Uruguay that are best for you.

Fly from

Ontario

Fly to

Uruguay

Route

Depart

Return

Price

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Mon 1/26

6:00 am-10:15 am

2 stops23h 15m

Montevideo Carrasco

Mon 2/2

11:05 pm-10:48 pm

2 stops28h 43m

$924

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Thu 1/22

6:00 am-7:31 am

2 stops20h 31m

Montevideo Carrasco

Tue 2/3

10:20 am-9:59 pm

2 stops40h 39m

$1,147

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Tue 1/20

12:41 pm-6:00 pm

2 stops24h 19m

Montevideo Carrasco

Tue 1/27

7:05 pm-11:31 am

2 stops21h 26m

$1,171

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Mon 4/13

12:00 pm-11:33 am

2 stops19h 33m

Montevideo Carrasco

Fri 4/17

6:45 pm-11:20 am

2 stops20h 35m

$1,203

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Sat 1/24

6:00 am-7:31 am

2 stops20h 31m

Montevideo Carrasco

Sat 1/31

10:11 am-11:18 am

3 stops30h 07m

$1,227

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Mon 1/26

11:02 pm-10:35 am

3 stops30h 33m

Montevideo Carrasco

Mon 2/2

6:35 pm-10:52 pm

3 stops33h 17m

$1,269

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Thu 1/8

12:42 am-5:15 pm

3 stops35h 33m

Montevideo Carrasco

Fri 1/16

7:05 pm-10:52 pm

3 stops32h 47m

$1,392

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Mon 3/23

6:00 am-7:26 am

2 stops21h 26m

Montevideo Carrasco

Wed 3/25

10:20 am-10:36 pm

2 stops40h 16m

$1,432

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Fri 1/23

12:42 am-5:15 pm

3 stops35h 33m

Montevideo Carrasco

Fri 1/30

2:25 am-10:52 pm

3 stops25h 27m

$1,558

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Sat 12/20

11:59 pm-7:26 am

2 stops26h 27m

$905

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 17 results
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Best time to book a flight from Ontario to Uruguay

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

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

Currently, April is the cheapest month in which you can book a flight from Ontario to Uruguay (average of $344). Flying from Ontario to Uruguay in May is currently the most expensive (average of $761). 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 Uruguay. 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 Uruguay?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Uruguay.

  • How long is the flight from Ontario to Uruguay?

    There are many flights that can get you from Ontario to Uruguay in 20h 31m. Fly via American Airlines, United Airlines, or LATAM Airlines to get the fastest option. There are 6199 mi between Ontario and Uruguay. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Ontario to Uruguay (average of $344). Flying from Ontario to Uruguay in May is currently the most expensive (average of $761). 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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Alternative routes for Ontario to Uruguay

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