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$674+ 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 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MVD
ago. 23 — ago. 301
sáb. 8/23
sáb. 8/30
1 adult, Economy
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Cheap flight deals from Ontario to Uruguay

Keep the following information in mind while searching for Ontario to Uruguay flight deals. Data was last updated agosto 18, 2025.

Round-trip from

$1,106
(Delta)

One-way from

$674
(United Airlines)

Popular in

December

Cheapest in

March

Average price

$879
From Ontario to Uruguay
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One-way flight from Ontario to Uruguay
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Highest demand for flights based on searches. 11% potential increase in price ($121 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 agosto 18, 2025.

This Delta deal was found by Cheapflights users on 8/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/27:00 amONT - MVD
2 stops22h 30mDelta
vie. 12/57:40 amMVD - ONT
2 stops21h 06mDelta
Deal found 8/16$1,106
This LATAM Airlines deal was found by Cheapflights users on 8/18. 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.
jue. 11/277:00 amONT - MVD
2 stops22h 30mLATAM Airlines
mié. 12/106:10 pmMVD - ONT
2 stops22h 14mLATAM Airlines
Deal found 8/18$1,176
This United Airlines deal was found by Cheapflights users on 8/16. 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.
mar. 10/286:00 amONT - MVD
2 stops21h 18mUnited Airlines
lun. 11/312:38 amMVD - ONT
2 stops22h 58mUnited Airlines
Deal found 8/16$1,304
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/306:00 amONT - MVD
2 stops21h 19mUnited Airlines
mié. 10/2912:31 amMVD - ONT
2 stops25h 18mUnited Airlines
Deal found 8/17$1,412
This FlightHub deal was found by Cheapflights users on 8/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/3011:55 amONT - MVD
2 stops26h 00mLATAM Airlines
jue. 10/307:40 amMVD - ONT
2 stops39h 39mLATAM Airlines
Deal found 8/17$1,417
This United Airlines deal was found by Cheapflights users on 8/16. 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.
dom. 12/2810:42 amONT - MVD
2 stops39h 44mUnited Airlines
mié. 1/712:53 amMVD - ONT
2 stops26h 33mUnited Airlines
Deal found 8/16$1,419
This United Airlines deal was found by Cheapflights users on 8/16. 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.
mar. 12/26:00 amONT - MVD
2 stops20h 26mUnited Airlines
jue. 12/412:37 amMVD - ONT
2 stops26h 12mUnited Airlines
Deal found 8/16$1,429
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/216:00 amONT - MVD
2 stops38h 02mUnited Airlines
dom. 11/3012:37 amMVD - ONT
2 stops46h 00mUnited Airlines
Deal found 8/17$1,501
This LATAM Airlines deal was found by Cheapflights users on 8/17. 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.
mar. 9/305:05 amONT - MVD
3 stops24h 50mMultiple Airlines
jue. 10/307:40 amMVD - ONT
2 stops39h 39mMultiple Airlines
Deal found 8/17$1,541
This United deal was found by Cheapflights users on 8/17. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/197:02 amONT - MVD
2 stops20h 17mMultiple Airlines
sáb. 10/256:55 amMVD - ONT
2 stops19h 00mMultiple Airlines
Deal found 8/17$1,698
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/186:00 amONT - MVD
2 stops20h 54mUnited Airlines
dom. 8/2412:51 amMVD - ONT
2 stops24h 34mUnited Airlines
Deal found 8/17$1,777

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 agosto 18, 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

mar. 12/2

7:00 am-10:30 am

2 stops22h 30m

Montevideo Carrasco

vie. 12/5

7:40 am-11:46 pm

2 stops21h 06m

$1,106

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

jue. 11/27

7:00 am-10:30 am

2 stops22h 30m

Montevideo Carrasco

mié. 12/10

6:10 pm-11:24 am

2 stops22h 14m

$1,176

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

mar. 10/28

6:00 am-7:18 am

2 stops21h 18m

Montevideo Carrasco

lun. 11/3

12:38 am-6:36 pm

2 stops22h 58m

$1,304

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

mar. 9/30

6:00 am-7:19 am

2 stops21h 19m

Montevideo Carrasco

mié. 10/29

12:31 am-9:49 pm

2 stops25h 18m

$1,412

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

mar. 9/30

11:55 am-5:55 pm

2 stops26h 00m

Montevideo Carrasco

jue. 10/30

7:40 am-7:19 pm

2 stops39h 39m

$1,417

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

dom. 12/28

10:42 am-7:26 am

2 stops39h 44m

Montevideo Carrasco

mié. 1/7

12:53 am-10:26 pm

2 stops26h 33m

$1,419

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

mar. 12/2

6:00 am-7:26 am

2 stops20h 26m

Montevideo Carrasco

jue. 12/4

12:37 am-9:49 pm

2 stops26h 12m

$1,429

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

vie. 11/21

6:00 am-1:02 am

2 stops38h 02m

Montevideo Carrasco

dom. 11/30

12:37 am-5:37 pm

2 stops46h 00m

$1,501

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

mar. 9/30

5:05 am-9:55 am

3 stops24h 50m

Montevideo Carrasco

jue. 10/30

7:40 am-7:19 pm

2 stops39h 39m

$1,541

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

dom. 10/19

7:02 am-7:19 am

2 stops20h 17m

Montevideo Carrasco

sáb. 10/25

6:55 am-9:55 pm

2 stops19h 00m

$1,698

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 20 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, May is the cheapest month in which you can book a flight from Ontario to Uruguay (average of $762). Flying from Ontario to Uruguay in December is currently the most expensive (average of $1,208). 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 21h 18m. Fly via Delta, LATAM Airlines, or United 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, May is the cheapest month in which you can book a flight from Ontario to Uruguay (average of $762). Flying from Ontario to Uruguay in December is currently the most expensive (average of $1,208). 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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