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$561+ 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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MVD
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
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 September 17, 2025.

Round-trip from

$966
(LATAM Airlines)

One-way from

$561
(United)

Popular in

December

Cheapest in

March

Average price

$914
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. 9% potential increase in price ($99 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 10/156:00 amONT - MVD
2 stops38h 56mUnited Airlines
Tue 10/2112:35 amMVD - ONT
2 stops25h 55mUnited Airlines
Deal found 9/15$1,379
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 12/26:00 amONT - MVD
2 stops20h 26mUnited Airlines
Sat 12/2712:37 amMVD - ONT
2 stops25h 30mUnited Airlines
Deal found 9/15$1,423
This KAYAK deal was found by Cheapflights users on 9/15. 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
Fri 12/197:40 amMVD - ONT
2 stops20h 23mLATAM Airlines
Deal found 9/15$1,426
This KAYAK deal was found by Cheapflights users on 9/15. 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 12/27:05 amONT - MVD
2 stops22h 30mLATAM Airlines
Sun 12/287:40 amMVD - ONT
2 stops20h 19mLATAM Airlines
Deal found 9/15$1,593
This KAYAK deal was found by Cheapflights users on 9/15. 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.
Wed 10/157:05 amONT - MVD
2 stops19h 30mLATAM Airlines
Wed 10/224:40 amMVD - ONT
2 stops21h 42mLATAM Airlines
Deal found 9/15$1,618
This KAYAK deal was found by Cheapflights users on 9/15. 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 12/97:05 amONT - MVD
2 stops22h 30mLATAM Airlines
Tue 3/107:05 pmMVD - ONT
2 stops20h 33mLATAM Airlines
Deal found 9/15$1,656
This KAYAK deal was found by Cheapflights users on 9/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1711:55 amONT - MVD
2 stops18h 52mLATAM Airlines
Wed 9/246:55 pmMVD - ONT
2 stops19h 47mLATAM Airlines
Deal found 9/16$1,774
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 12/126:00 amONT - MVD
2 stops20h 26mUnited Airlines
Thu 12/1812:37 amMVD - ONT
2 stops25h 30mUnited Airlines
Deal found 9/15$1,777
This United deal was found by Cheapflights users on 9/15. 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.
Tue 9/306:00 amONT - MVD
2 stops21h 19mMultiple Airlines
Tue 10/76:55 amMVD - ONT
2 stops19h 00mMultiple Airlines
Deal found 9/15$1,866
This United deal was found by Cheapflights users on 9/15. 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.
Sun 9/216:04 amONT - MVD
2 stops21h 15mMultiple Airlines
Thu 10/96:55 amMVD - ONT
2 stops19h 00mMultiple Airlines
Deal found 9/15$1,938

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 September 17, 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

Tue 2/3

1:00 pm-6:00 pm

2 stops24h 00m

Montevideo Carrasco

Wed 2/25

6:15 pm-11:38 am

2 stops22h 23m

$966

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Tue 2/3

6:00 am-1:14 am

2 stops38h 14m

Montevideo Carrasco

Tue 2/24

12:52 am-6:00 pm

2 stops46h 08m

$1,076

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Wed 10/15

6:00 am-12:56 am

2 stops38h 56m

Montevideo Carrasco

Tue 10/21

12:35 am-10:30 pm

2 stops25h 55m

$1,379

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Tue 12/2

6:00 am-7:26 am

2 stops20h 26m

Montevideo Carrasco

Sat 12/27

12:37 am-9:07 pm

2 stops25h 30m

$1,423

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Fri 12/12

7:05 am-10:30 am

2 stops22h 25m

Montevideo Carrasco

Fri 12/19

7:40 am-11:03 pm

2 stops20h 23m

$1,426

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Tue 12/2

7:05 am-10:35 am

2 stops22h 30m

Montevideo Carrasco

Sun 12/28

7:40 am-10:59 pm

2 stops20h 19m

$1,593

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Fri 1/23

1:00 pm-3:35 pm

2 stops21h 35m

Montevideo Carrasco

Mon 2/2

7:05 pm-11:38 am

2 stops21h 33m

$1,609

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Wed 10/15

7:05 am-6:35 am

2 stops19h 30m

Montevideo Carrasco

Wed 10/22

4:40 am-10:22 pm

2 stops21h 42m

$1,618

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Tue 12/9

7:05 am-10:35 am

2 stops22h 30m

Montevideo Carrasco

Tue 3/10

7:05 pm-11:38 am

2 stops20h 33m

$1,656

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Fri 12/12

6:00 am-7:26 am

2 stops20h 26m

Montevideo Carrasco

Thu 12/18

12:37 am-9:07 pm

2 stops25h 30m

$1,777

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 22 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 24h. Fly via 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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