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$504+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MVD
May 11 — May 181
Mon 5/11
Mon 5/18
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 April 11, 2026.

This Mytrip deal was found by Cheapflights users on 4/7. 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 5/711:35 pm
ONT
-
MVD
2 stops26h 20m
Avianca
Tue 5/197:05 am
MVD
-
ONT
2 stops18h 40m
Avianca
Deal found 4/7$1,218
This Mytrip deal was found by Cheapflights users on 4/7. 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 5/711:35 pm
ONT
-
MVD
3 stops26h 45m
Multiple Airlines
Tue 5/197:05 am
MVD
-
ONT
2 stops18h 40m
Multiple Airlines
Deal found 4/7$1,279
This Mytrip deal was found by Cheapflights users on 4/7. 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 5/1411:35 pm
ONT
-
MVD
2 stops26h 20m
Avianca
Thu 5/287:05 am
MVD
-
ONT
2 stops18h 40m
Avianca
Deal found 4/7$1,294
This Mytrip deal was found by Cheapflights users on 4/7. 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 5/1411:35 pm
ONT
-
MVD
3 stops26h 45m
Multiple Airlines
Thu 5/287:05 am
MVD
-
ONT
2 stops18h 40m
Multiple Airlines
Deal found 4/7$1,299
This Mytrip deal was found by Cheapflights users on 4/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:35 pm
ONT
-
MVD
2 stops26h 20m
Avianca
Tue 5/57:05 am
MVD
-
ONT
2 stops18h 40m
Avianca
Deal found 4/9$1,329
This LATAM Airlines deal was found by Cheapflights users on 4/9. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3110:59 pm
ONT
-
MVD
2 stops36h 56m
LATAM Airlines
Fri 9/412:33 pm
MVD
-
ONT
2 stops33h 28m
LATAM Airlines
Deal found 4/9$1,332
This Priceline deal was found by Cheapflights users on 4/7. 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.
Thu 5/711:35 pm
ONT
-
MVD
2 stops26h 20m
Avianca
Mon 5/257:05 am
MVD
-
ONT
2 stops42h 40m
Avianca
Deal found 4/7$1,354
This Mytrip deal was found by Cheapflights users on 4/7. 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 6/19:36 pm
ONT
-
MVD
3 stops28h 44m
Multiple Airlines
Fri 6/56:40 pm
MVD
-
ONT
3 stops32h 25m
Multiple Airlines
Deal found 4/7$1,383
This Avianca deal was found by Cheapflights users on 4/9. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1311:35 pm
ONT
-
MVD
2 stops26h 20m
Avianca
Tue 6/307:05 am
MVD
-
ONT
2 stops18h 40m
Avianca
Deal found 4/9$1,391
This Mytrip deal was found by Cheapflights users on 4/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:35 pm
ONT
-
MVD
3 stops26h 45m
Multiple Airlines
Tue 5/57:05 am
MVD
-
ONT
2 stops18h 40m
Multiple Airlines
Deal found 4/9$1,440

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 April 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,218
(Mytrip)

One-way from

$504
(Mytrip)

Popular in

December

Cheapest in

March

Average price

$891
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. 7% potential increase in price ($82 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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 April 11, 2026.
Use the filters below to find and compare flights from Ontario to Uruguay that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Thu 5/14

11:35 pm-5:55 am

2 stops26h 20m

Montevideo Carrasco

Thu 5/28

7:05 am-9:45 pm

2 stops18h 40m

$1,294

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Thu 5/14

11:35 pm-6:20 am

3 stops26h 45m

Montevideo Carrasco

Thu 5/28

7:05 am-9:45 pm

2 stops18h 40m

$1,299

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Tue 4/28

11:35 pm-5:55 am

2 stops26h 20m

Montevideo Carrasco

Tue 5/5

7:05 am-9:45 pm

2 stops18h 40m

$1,329

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Mon 8/31

10:59 pm-3:55 pm

2 stops36h 56m

Montevideo Carrasco

Fri 9/4

12:33 pm-6:01 pm

2 stops33h 28m

$1,332

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Thu 5/7

11:35 pm-5:55 am

2 stops26h 20m

Montevideo Carrasco

Mon 5/25

7:05 am-9:45 pm

2 stops42h 40m

$1,354

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Mon 6/1

9:36 pm-6:20 am

3 stops28h 44m

Montevideo Carrasco

Fri 6/5

6:40 pm-11:05 pm

3 stops32h 25m

$1,383

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Sat 6/13

11:35 pm-5:55 am

2 stops26h 20m

Montevideo Carrasco

Tue 6/30

7:05 am-9:45 pm

2 stops18h 40m

$1,391

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Tue 6/16

11:35 pm-5:55 am

2 stops26h 20m

Montevideo Carrasco

Tue 6/30

7:05 am-9:45 pm

2 stops18h 40m

$1,391
Quickest round-trip

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Tue 9/1

7:00 am-6:20 am

2 stops19h 20m

Montevideo Carrasco

Tue 9/22

7:05 am-9:45 pm

2 stops18h 40m

$1,552

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Sat 6/6

11:35 pm-6:20 am

3 stops26h 45m

Montevideo Carrasco

Tue 6/16

7:05 am-9:45 pm

2 stops18h 40m

$1,568

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

Showing 1-10 of 19 resultsSorted by cheapest first
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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, December is the cheapest month in which you can book a flight from Ontario to Uruguay (average of $389). Flying from Ontario to Uruguay in January is currently the most expensive (average of $873). 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 26h 20m. Fly via Avianca 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, December is the cheapest month in which you can book a flight from Ontario to Uruguay (average of $389). Flying from Ontario to Uruguay in January is currently the most expensive (average of $873). 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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