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Cheap flights from Ontario to Monterrey from $107

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 Monterrey departing on 10/12. 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
0 bags

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Find the cheapest flights from Ontario to Monterrey

Cheap round-trip flights

Enter your travel dates to find the best prices.
Volaris Logo
9:36 pm - 7:31 am
ONT
-
MTY
8h 55m
1 stop
Volaris Logo
6:20 pm - 11:05 pm
MTY
-
ONT
5h 45m
1 stop
$325Volaris
Mon, Jul 6 - Mon, Jul 13
Volaris Logo
12:55 am - 9:36 am
ONT
-
MTY
7h 41m
1 stop
Volaris Logo
2:21 pm - 7:46 pm
MTY
-
ONT
6h 25m
1 stop
$326Volaris
Mon, Sep 21 - Sun, Sep 27
Volaris Logo
9:36 pm - 9:36 am
ONT
-
MTY
11h 00m
1 stop
Volaris Logo
6:21 pm - 11:05 pm
MTY
-
ONT
5h 44m
1 stop
$343Volaris
Sat, Jun 6 - Thu, Jun 11
Volaris Logo
9:36 pm - 7:31 am
ONT
-
MTY
8h 55m
1 stop
Volaris Logo
2:21 pm - 7:46 pm
MTY
-
ONT
6h 25m
1 stop
$346Volaris
Sun, Jun 7 - Thu, Jun 11
Volaris Logo
12:55 am - 9:36 am
ONT
-
MTY
7h 41m
1 stop
Volaris Logo
2:21 pm - 11:05 pm
MTY
-
ONT
9h 44m
1 stop
$347Volaris
Thu, Sep 17 - Tue, Sep 22
Volaris Logo
9:36 pm - 7:31 am
ONT
-
MTY
8h 55m
1 stop
Volaris Logo
6:20 pm - 11:05 pm
MTY
-
ONT
5h 45m
1 stop
$348Volaris
Fri, Sep 4 - Fri, Sep 11
Volaris Logo
9:36 pm - 7:31 am
ONT
-
MTY
8h 55m
1 stop
Volaris Logo
6:21 pm - 11:05 pm
MTY
-
ONT
5h 44m
1 stop
$351Volaris
Mon, Jun 8 - Sat, Jun 13
Volaris Logo
12:55 am - 9:36 am
ONT
-
MTY
7h 41m
1 stop
Volaris Logo
6:21 pm - 11:05 pm
MTY
-
ONT
5h 44m
1 stop
$360Volaris
Thu, Jun 4 - Mon, Jun 8
Volaris Logo
12:40 pm - 8:12 pm
ONT
-
MTY
6h 32m
1 stop
Volaris Logo
12:20 pm - 7:46 pm
MTY
-
ONT
8h 26m
1 stop
$367Volaris
Tue, Sep 22 - Sun, Sep 27
Volaris Logo
9:36 pm - 7:31 am
ONT
-
MTY
8h 55m
1 stop
Volaris Logo
2:21 pm - 7:46 pm
MTY
-
ONT
6h 25m
1 stop
$369Volaris
Mon, Jun 29 - Fri, Jul 3

Volaris flights from Ontario to Monterrey

Our best Volaris deals on Ontario to Monterrey flight tickets
Volaris
Jun 2
ONT9:36 pmOntario
8h 55m
1 stop
MTY7:31 amMonterrey Gen Mariano Escobedo
Jun 5
MTY2:21 pmMonterrey Gen Mariano Escobedo
9h 44m
1 stop
ONT11:05 pmOntario
$306
Volaris
Jul 6
ONT9:36 pmOntario
8h 55m
1 stop
MTY7:31 amMonterrey Gen Mariano Escobedo
Jul 13
MTY6:20 pmMonterrey Gen Mariano Escobedo
5h 45m
1 stop
ONT11:05 pmOntario
$325
Volaris
Sep 21
ONT12:55 amOntario
7h 41m
1 stop
MTY9:36 amMonterrey Gen Mariano Escobedo
Sep 27
MTY2:21 pmMonterrey Gen Mariano Escobedo
6h 25m
1 stop
ONT7:46 pmOntario
$326

United Airlines flights from Ontario to Monterrey

Our best United Airlines deals on Ontario to Monterrey flight tickets
United Airlines
Jun 4
ONT5:00 amOntario
11h 18m
2 stops
MTY5:18 pmMonterrey Gen Mariano Escobedo
Jun 7
MTY7:35 amMonterrey Gen Mariano Escobedo
16h 02m
2 stops
ONT10:37 pmOntario
$810
United Airlines
Jun 3
ONT5:45 amOntario
8h 17m
1 stop
MTY3:02 pmMonterrey Gen Mariano Escobedo
Jun 5
MTY12:37 pmMonterrey Gen Mariano Escobedo
11h 14m
1 stop
ONT10:51 pmOntario
$1,195
United Airlines
Jun 2
ONT5:45 amOntario
8h 17m
1 stop
MTY3:02 pmMonterrey Gen Mariano Escobedo
Jun 5
MTY12:10 pmMonterrey Gen Mariano Escobedo
10h 45m
1 stop
ONT9:55 pmOntario
$3,905

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Monterrey 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 May 26, 2026.
Use the filters below to find and compare flights from Ontario to Monterrey that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioMonterrey

ONT - MTY

ONTMTY

Ontario

Mon 7/6

9:36 pm-7:31 am

1 stop8h 55m

Monterrey Gen Mariano Escobedo

Mon 7/13

6:20 pm-11:05 pm

1 stop5h 45m

$325

OntarioMonterrey

ONT - MTY

ONTMTY

Ontario

Mon 9/21

12:55 am-9:36 am

1 stop7h 41m

Monterrey Gen Mariano Escobedo

Sun 9/27

2:21 pm-7:46 pm

1 stop6h 25m

$326

OntarioMonterrey

ONT - MTY

ONTMTY

Ontario

Sat 6/6

9:36 pm-9:36 am

1 stop11h 00m

Monterrey Gen Mariano Escobedo

Thu 6/11

6:21 pm-11:05 pm

1 stop5h 44m

$343

OntarioMonterrey

ONT - MTY

ONTMTY

Ontario

Sun 6/7

9:36 pm-7:31 am

1 stop8h 55m

Monterrey Gen Mariano Escobedo

Thu 6/11

2:21 pm-7:46 pm

1 stop6h 25m

$346

OntarioMonterrey

ONT - MTY

ONTMTY

Ontario

Thu 9/17

12:55 am-9:36 am

1 stop7h 41m

Monterrey Gen Mariano Escobedo

Tue 9/22

2:21 pm-11:05 pm

1 stop9h 44m

$347

OntarioMonterrey

ONT - MTY

ONTMTY

Ontario

Fri 9/4

9:36 pm-7:31 am

1 stop8h 55m

Monterrey Gen Mariano Escobedo

Fri 9/11

6:20 pm-11:05 pm

1 stop5h 45m

$348

OntarioMonterrey

ONT - MTY

ONTMTY

Ontario

Mon 6/8

9:36 pm-7:31 am

1 stop8h 55m

Monterrey Gen Mariano Escobedo

Sat 6/13

6:21 pm-11:05 pm

1 stop5h 44m

$351
Quickest round-trip

OntarioMonterrey

ONT - MTY

ONTMTY

Ontario

Thu 6/4

12:55 am-9:36 am

1 stop7h 41m

Monterrey Gen Mariano Escobedo

Mon 6/8

6:21 pm-11:05 pm

1 stop5h 44m

$360

OntarioMonterrey

ONT - MTY

ONTMTY

Ontario

Tue 9/22

12:40 pm-8:12 pm

1 stop6h 32m

Monterrey Gen Mariano Escobedo

Sun 9/27

12:20 pm-7:46 pm

1 stop8h 26m

$367

OntarioMonterrey

ONT - MTY

ONTMTY

Ontario

Mon 6/29

9:36 pm-7:31 am

1 stop8h 55m

Monterrey Gen Mariano Escobedo

Fri 7/3

2:21 pm-7:46 pm

1 stop6h 25m

$369

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to Monterrey from

How to get the cheapest flight ticket from Ontario to Monterrey

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 day to depart on your flight to Monterrey?

The cheapest day to depart from Ontario to Monterrey is on a Tuesday. Travelers who choose to depart for Monterrey on a Tuesday will often find tickets for as low as $329. On the other hand, Monday is the most expensive day to depart from Ontario because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $389.

What is the cheapest time of day to depart on your flight to Monterrey?

Our most recent data shows that the best time of day to fly to Monterrey is in the afternoon. Flights from Ontario to Monterrey during this time can be as low as $340. In the evening is when there is more demand to fly to Monterrey, so prices are often more expensive at around $427 per ticket.

When to book flights from Ontario to Monterrey

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

Cheap Ontario to Monterrey (ONT to MTY) flight deals and tips

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

Fastest flight time

7h 34m

Direct flights

None
The fastest flight from Ontario to Monterrey takes 7h 34m
There are no direct flights from Ontario to Monterrey. There are no popular flight routes from Ontario to Monterrey.
Search flight deals

Frequently asked questions about flying from Ontario to Monterrey

  • How far is Ontario to Monterrey Gen Mariano Escobedo by plane?

    Monterrey Gen Mariano Escobedo is 1186.0 mi away from Ontario. Typically, this will take 7h 34m by plane in normal conditions.

  • When did momondo last update prices for flights from Ontario Airport to Monterrey Gen Mariano Escobedo Airport?

    Prices for flights from Ontario Airport to Monterrey Gen Mariano Escobedo Airport are updated daily.

  • How many operators does momondo search for flights from Ontario Airport to Monterrey Gen Mariano Escobedo Airport?

  • How old do you have to be to fly from Ontario Airport to Monterrey Gen Mariano Escobedo 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 Monterrey Gen Mariano Escobedo Airport.

  • What documentation or ID do you need to fly to Monterrey Gen Mariano Escobedo Airport?

    The travel and health documents you'll need for your trip to Monterrey Gen Mariano Escobedo 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 Monterrey Gen Mariano Escobedo Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Ontario to Monterrey?

Best airlines flying from Ontario to Monterrey

Compare and see reviews for airlines that fly from Ontario to Monterrey with momondo
Airline
Rating
Free Cancellation
Price
VolarisPriceFrom $274Free CancellationRating
6.6
1,160 reviews
Search Volaris flights

Traveling to a place near Monterrey?

Book flights to Monterrey if you plan to visit one of these locations
San Pedro Garza Garcia
Guadalupe

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Monterrey. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Monterrey from Ontario with this policy.

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

Once all potential Ontario to Monterrey 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 Monterrey right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Monterrey flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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