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$118+ Cheap flights from Ontario (ONT) to Mexico

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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CUN
Jan 11 — Jan 181
Sat 1/11
Sat 1/18
1 adult, Economy
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Cheap flight deals from Ontario to Mexico

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Mexico (MX0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 6, 2025.

Round-trip from

$266
(Kiwi.com)

One-way from

$118
(Kiwi.com)
From Ontario to Mexico
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One-way flight from Ontario to Mexico
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Find flight deals from Ontario to Mexico

Cheapest flights from Ontario to Mexico
Explore the most affordable flight options available from Ontario to Mexico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 6, 2025.

This Kiwi.com deal was found by Cheapflights users on 1/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/512:34 pmONT - GDL
1 stop8h 09mMultiple Airlines
Mon 2/2411:38 amGDL - ONT
1 stop10h 38mMultiple Airlines
Deal found 1/6$266
This Kiwi.com deal was found by Cheapflights users on 1/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2412:59 amONT - CUN
1 stop9h 56mFrontier
Wed 3/53:49 pmCUN - ONT
1 stop11h 17mFrontier
Deal found 1/5$270
This Delta deal was found by Cheapflights users on 1/5. 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.
Wed 1/296:00 amONT - GDL
1 stop6h 29mDelta
Wed 2/54:27 pmGDL - ONT
1 stop9h 24mDelta
Deal found 1/5$298
This Kiwi.com deal was found by Cheapflights users on 1/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/318:56 pmONT - GDL
Nonstop2h 59mVolaris
Sat 2/85:45 pmGDL - ONT
Nonstop3h 21mVolaris
Deal found 1/5$303
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2812:59 amONT - PVR
1 stop7h 35mFrontier
Sun 4/610:49 amPVR - ONT
1 stop23h 33mFrontier
Deal found 1/6$311
This United Airlines deal was found by Cheapflights users on 1/5. 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.
Sat 1/256:00 amONT - GDL
1 stop14h 35mUnited Airlines
Mon 1/275:45 amGDL - ONT
2 stops16h 44mUnited Airlines
Deal found 1/5$312
This Kiwi.com deal was found by Cheapflights users on 1/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2412:59 amONT - CUN
1 stop9h 56mMultiple Airlines
Sat 3/11:59 pmCUN - ONT
2 stops13h 10mMultiple Airlines
Deal found 1/5$320
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/18:04 amONT - MEX
1 stop12h 01mMultiple Airlines
Tue 2/49:00 amMEX - ONT
1 stop16h 47mMultiple Airlines
Deal found 1/6$339
This Trip.com deal was found by Cheapflights users on 1/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/48:31 pmONT - PVR
1 stop10h 56mVolaris
Mon 4/712:55 pmPVR - ONT
1 stop6h 46mVolaris
Deal found 1/6$341
This Expedia deal was found by Cheapflights users on 1/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2812:59 amONT - PVR
1 stop7h 35mMultiple Airlines
Sun 4/69:07 amPVR - ONT
1 stop10h 34mMultiple Airlines
Deal found 1/6$342
This Kiwi.com deal was found by Cheapflights users on 1/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2212:34 pmONT - SJD
2 stops17h 57mMultiple Airlines
Wed 1/295:08 pmSJD - ONT
1 stop6h 53mMultiple Airlines
Deal found 1/5$346
This United Airlines deal was found by Cheapflights users on 1/5. 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.
Sun 2/25:10 amONT - SJD
1 stop7h 00mUnited Airlines
Wed 2/52:12 pmSJD - ONT
1 stop7h 39mUnited Airlines
Deal found 1/5$352

Find flights from Ontario to Mexico within your budget

Customize your flight search to find flights from Ontario to Mexico 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 January 6, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioGuadalajara

ONT - GDL

ONTGDL

Ontario

Wed 2/5

12:34 pm-10:43 pm

1 stop8h 09m

Guadalajara Miguel Hidal

Mon 2/24

11:38 am-8:16 pm

1 stop10h 38m

$266

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Mon 2/24

12:59 am-1:55 pm

1 stop9h 56m

Cancun

Wed 3/5

3:49 pm-12:06 am

1 stop11h 17m

$270

OntarioGuadalajara

ONT - GDL

ONTGDL

Ontario

Mon 2/3

6:00 am-2:28 pm

1 stop6h 28m

Guadalajara Miguel Hidal

Mon 2/10

4:27 pm-11:51 pm

1 stop9h 24m

$298

OntarioGuadalajara

ONT - GDL

ONTGDL

Ontario

Thu 2/6

8:33 pm-1:32 am

Nonstop2h 59m

Guadalajara Miguel Hidal

Thu 2/13

5:22 pm-6:43 pm

Nonstop3h 21m

$301

OntarioPuerto Vallarta

ONT - PVR

ONTPVR

Ontario

Fri 3/28

12:59 am-9:34 am

1 stop7h 35m

Puerto Vallarta Ordaz

Sun 4/6

10:49 am-9:22 am

1 stop23h 33m

$311

OntarioGuadalajara

ONT - GDL

ONTGDL

Ontario

Sat 1/25

6:00 am-10:35 pm

1 stop14h 35m

Guadalajara Miguel Hidal

Mon 1/27

5:45 am-8:29 pm

2 stops16h 44m

$312

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Fri 2/28

9:35 pm-1:04 pm

2 stops12h 29m

Cancun

Wed 3/5

3:49 pm-12:06 am

1 stop11h 17m

$331

OntarioMexico City

ONT - MEX

ONTMEX

Ontario

Sat 2/1

8:04 am-10:05 pm

1 stop12h 01m

Mexico City Benito Juarez

Tue 2/4

9:00 am-11:47 pm

1 stop16h 47m

$339

OntarioPuerto Vallarta

ONT - PVR

ONTPVR

Ontario

Fri 4/4

8:31 pm-8:27 am

1 stop10h 56m

Puerto Vallarta Ordaz

Mon 4/7

12:55 pm-6:41 pm

1 stop6h 46m

$341

OntarioPuerto Vallarta

ONT - PVR

ONTPVR

Ontario

Fri 3/28

12:59 am-9:34 am

1 stop7h 35m

Puerto Vallarta Ordaz

Sun 4/6

9:07 am-6:41 pm

1 stop10h 34m

$342

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Mexico

Have a flexible travel schedule? Discover the best time to fly to Mexico 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.

Travel insights for flights from Ontario to Mexico

Get recent, data-driven insights about flights from Ontario to Mexico including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Ontario to Mexico?

Currently, January is the cheapest month in which you can book a flight from Ontario to Mexico (average of $360). Flying from Ontario to Mexico in March is currently the most expensive (average of $492). 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.

What is the cheapest time of day to fly from ONT to MX?

Find hourly flight availability from Ontario to Mexico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 6, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Mexico as you normally would.

Rainfall in Mexico by month

Plan your trip to Mexico by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Mexico ranges from 0.0 - 4.7 inches per month. July is typically the wettest month, when rainfall can reach 4.7 in. January is typically the driest time to visit Mexico when rainfall is around 0.0 in.

Temperature in Mexico by month

Plan your trip to Mexico by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Mexico, use this chart to help with planning. For those seeking warmer temperatures, May is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 55.4 F).

Reviews of airlines servicing Mexico

Get insights into the airlines that provide service to Mexico. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Mexico. Reviews last updated January 6, 2025.
See what other customers who have flown with Frontier, American Airlines and Alaska Airlines from Ontario to Mexico have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,663 reviews

Comfort

8.1

Boarding

8.2

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.1
Very good
4,663 reviews
Southwest
8.1
Very good
4,663 reviews

Comfort

8.1

Boarding

8.2

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.0
Very good
9,617 reviews
Southwest
8.1
Very good
4,663 reviews

Comfort

8.1

Boarding

8.2

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very good
8,513 reviews
Southwest
8.1
Very good
4,663 reviews

Comfort

8.1

Boarding

8.2

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Aeromexico
7.5
Good
1,862 reviews
Southwest
8.1
Very good
4,663 reviews

Comfort

8.1

Boarding

8.2

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

United Airlines
7.4
Good
8,940 reviews
Southwest
8.1
Very good
4,663 reviews

Comfort

8.1

Boarding

8.2

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

Find useful and relevant information for your journey from Ontario to Mexico. 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 Mexico?

    For a flight from Ontario to Mexico, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city.

  • What are the cheapest airlines to fly from Ontario to Mexico one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $126. Frontier flights start at $128 while deals on Volaris start at $136 one-way.

  • What are the most popular routes from Ontario to Mexico?

    Most travelers choose Ontario - Cancun, Ontario - Mexico City Benito Juarez or Ontario - Guadalajara Miguel Hidal when deciding on the best route from Ontario to Mexico.

  • Can I find deals for flights from Ontario to Mexico that include hotel bookings?

    Yes. In addition to deals on Ontario to Mexico flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Mexico?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Mexico.

  • Can I find deals for business class flights from Ontario to Mexico?

    Yes. Cheapflights offers flight deals from Ontario to Mexico 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 Mexico?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Mexico (average of $360). Flying from Ontario to Mexico in March is currently the most expensive (average of $492). 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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Alternative routes for Ontario to Mexico

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Ontario to Mexico

Discover the top 10 airlines that operate flights from Ontario to Mexico. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$154Average$338FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$165Average$420FlexibilityNo cancel feeOn-time75%
AeromexicoCheapest$170Average$398FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$174Average$399FlexibilityNo cancel feeOn-time62%
VivaCheapest$222Average$439FlexibilityNo cancel feeOn-timeN/A
VolarisCheapest$233Average$399FlexibilityNo cancel feeOn-time79%
DeltaCheapest$240Average$453FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$275Average$600FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$316Average$582FlexibilityNo cancel feeOn-time69%
AviancaCheapest$340Average$420FlexibilityNo cancel feeOn-time71%
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