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Cheap flights from Ontario to Montevideo from $535

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Montevideo departing on 4/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Ontario to Montevideo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Avianca Logo
11:35 pm - 5:55 am
ONT
-
MVD
26h 20m
2 stops
Avianca Logo
7:05 am - 9:45 pm
MVD
-
ONT
18h 40m
2 stops
$1,218Avianca
Thu, May 7 - Tue, May 19
Multiple Airlines Logo
11:35 pm - 6:20 am
ONT
-
MVD
26h 45m
3 stops
Multiple Airlines Logo
7:05 am - 9:45 pm
MVD
-
ONT
18h 40m
2 stops
$1,279Multiple Airlines
Thu, May 7 - Tue, May 19
Avianca Logo
11:35 pm - 5:55 am
ONT
-
MVD
26h 20m
2 stops
Avianca Logo
7:05 am - 9:45 pm
MVD
-
ONT
18h 40m
2 stops
$1,294Avianca
Thu, May 14 - Thu, May 28
Multiple Airlines Logo
11:35 pm - 6:20 am
ONT
-
MVD
26h 45m
3 stops
Multiple Airlines Logo
7:05 am - 9:45 pm
MVD
-
ONT
18h 40m
2 stops
$1,299Multiple Airlines
Thu, May 14 - Thu, May 28
Avianca Logo
11:35 pm - 5:55 am
ONT
-
MVD
26h 20m
2 stops
Avianca Logo
7:05 am - 9:45 pm
MVD
-
ONT
18h 40m
2 stops
$1,329Avianca
Tue, Apr 28 - Tue, May 5
LATAM Airlines Logo
10:59 pm - 3:55 pm
ONT
-
MVD
36h 56m
2 stops
LATAM Airlines Logo
12:33 pm - 6:01 pm
MVD
-
ONT
33h 28m
2 stops
$1,332LATAM Airlines
Mon, Aug 31 - Fri, Sep 4
Avianca Logo
11:35 pm - 5:55 am
ONT
-
MVD
26h 20m
2 stops
Avianca Logo
7:05 am - 9:45 pm
MVD
-
ONT
42h 40m
2 stops
$1,354Avianca
Thu, May 7 - Mon, May 25
Multiple Airlines Logo
9:36 pm - 6:20 am
ONT
-
MVD
28h 44m
3 stops
Multiple Airlines Logo
6:40 pm - 11:05 pm
MVD
-
ONT
32h 25m
3 stops
$1,383Multiple Airlines
Mon, Jun 1 - Fri, Jun 5
Avianca Logo
11:35 pm - 5:55 am
ONT
-
MVD
26h 20m
2 stops
Avianca Logo
7:05 am - 9:45 pm
MVD
-
ONT
18h 40m
2 stops
$1,391Avianca
Sat, Jun 13 - Tue, Jun 30
Multiple Airlines Logo
11:35 pm - 6:20 am
ONT
-
MVD
26h 45m
3 stops
Multiple Airlines Logo
7:05 am - 9:45 pm
MVD
-
ONT
18h 40m
2 stops
$1,440Multiple Airlines
Tue, Apr 28 - Tue, May 5

LATAM Airlines flights from Ontario to Montevideo

Our best LATAM Airlines deals on Ontario to Montevideo flight tickets
LATAM Airlines
Aug 31
ONT10:59 pmOntario
36h 56m
2 stops
MVD3:55 pmMontevideo Carrasco
Sep 4
MVD12:33 pmMontevideo Carrasco
33h 28m
2 stops
ONT6:01 pmOntario
$1,332
LATAM Airlines
Aug 31
ONT10:59 pmOntario
38h 46m
2 stops
MVD5:45 pmMontevideo Carrasco
Sep 4
MVD12:33 pmMontevideo Carrasco
26h 31m
2 stops
ONT11:04 amOntario
$1,463
LATAM Airlines
Aug 31
ONT10:59 pmOntario
27h 21m
2 stops
MVD6:20 amMontevideo Carrasco
Sep 4
MVD12:00 pmMontevideo Carrasco
27h 04m
2 stops
ONT11:04 amOntario
$1,496

United Airlines flights from Ontario to Montevideo

Our best United Airlines deals on Ontario to Montevideo flight tickets
United Airlines
Aug 31
ONT1:44 pmOntario
31h 23m
2 stops
MVD1:07 amMontevideo Carrasco
Sep 3
MVD12:43 amMontevideo Carrasco
45h 36m
2 stops
ONT6:19 pmOntario
$1,641
United Airlines
May 23
ONT5:45 amOntario
21h 35m
2 stops
MVD7:20 amMontevideo Carrasco
May 29
MVD12:40 amMontevideo Carrasco
26h 06m
2 stops
ONT10:46 pmOntario
$1,695
United Airlines
Sep 4
ONT5:45 amOntario
39h 22m
2 stops
MVD1:07 amMontevideo Carrasco
Sep 24
MVD12:43 amMontevideo Carrasco
25h 43m
2 stops
ONT10:26 pmOntario
$5,183

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Montevideo 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, momondo users made 832,500 searches. Data last updated April 10, 2026.
Use the filters below to find and compare flights from Ontario to Montevideo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Thu 5/7

11:35 pm-5:55 am

2 stops26h 20m

Montevideo Carrasco

Tue 5/19

7:05 am-9:45 pm

2 stops18h 40m

$1,218

OntarioMontevideo

ONT - MVD

ONTMVD

Ontario

Thu 5/7

11:35 pm-6:20 am

3 stops26h 45m

Montevideo Carrasco

Tue 5/19

7:05 am-9:45 pm

2 stops18h 40m

$1,279

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 4/28

11:35 pm-6:20 am

3 stops26h 45m

Montevideo Carrasco

Tue 5/5

7:05 am-9:45 pm

2 stops18h 40m

$1,440

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Montevideo from

How to get the cheapest flight ticket from Ontario to Montevideo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Ontario to Montevideo Carrasco?

Avianca and United Airlines are the most popular carriers operating from Ontario to Montevideo Carrasco

What airlines fly to Montevideo?

LATAM Airlines, Copa Airlines and Delta are the top three most popular airlines that fly to Montevideo from Ontario according to our data. LATAM Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Montevideo. Keep in mind that there are 5 different airlines that fly to Montevideo on a routine basis, so you have a few additional options to choose from.

When to book flights from Ontario to Montevideo

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Montevideo according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Montevideo (ONT to MVD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Montevideo

Fastest flight time

19h 15m

Direct flights

None
The fastest flight from Ontario to Montevideo takes 19h 15m
There are no direct flights from Ontario to Montevideo. There are no popular flight routes from Ontario to Montevideo.
Search flight deals

Frequently asked questions about flying from Ontario to Montevideo

  • How far is Ontario to Montevideo Carrasco by plane?

    The distance between Ontario and Montevideo Carrasco is about 6197.9 mi. A reasonable flight in good conditions will take 19h 15m.

  • When did momondo last update prices for flights from Ontario Airport to Montevideo Carrasco Airport?

    Prices for flights from Ontario Airport to Montevideo Carrasco Airport are updated daily.

  • How old do you have to be to fly from Ontario Airport to Montevideo Carrasco Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Montevideo Carrasco Airport.

  • What documentation or ID do you need to fly to Montevideo Carrasco Airport?

    The travel and health documents you'll need for your trip to Montevideo Carrasco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Montevideo Carrasco Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Montevideo?

Finding the right flight to Montevideo from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Montevideo quick and easy, saving you time and money.

Can I find flights from Ontario to Montevideo with flexible booking policies on momondo?

Yes. All flights to Montevideo from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to Montevideo?

Once all potential Ontario to Montevideo flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to Montevideo right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Montevideo, momondo offers a useful price alert feature which will track prices for flights to Montevideo from Ontario and alert you when they change.

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