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$120+ 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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MEX
Dec 7 — Dec 141
Sat 12/7
Sat 12/14
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 December 2, 2024.

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 December 2, 2024.

This Mytrip deal was found by Cheapflights users on 11/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/3012:58 amONT - GDL
Nonstop2h 59mVolaris
Wed 2/195:45 pmGDL - ONT
Nonstop3h 21mVolaris
Deal found 11/30$300
This Kiwi.com deal was found by Cheapflights users on 12/2. 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 12/117:45 amONT - CUN
1 stop26h 23mFrontier
Tue 12/172:22 pmCUN - ONT
1 stop12h 37mFrontier
Deal found 12/2$314
This Kiwi.com deal was found by Cheapflights users on 12/2. 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 12/911:46 amONT - CUN
2 stops20h 06mMultiple Airlines
Tue 12/172:22 pmCUN - ONT
1 stop12h 37mMultiple Airlines
Deal found 12/2$331
This Kiwi.com deal was found by Cheapflights users on 12/2. 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 12/1112:34 pmONT - GDL
1 stop8h 09mMultiple Airlines
Sun 2/169:40 pmGDL - ONT
Nonstop3h 21mMultiple Airlines
Deal found 12/2$342
This Kiwi.com deal was found by Cheapflights users on 12/1. 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 12/410:11 pmONT - MEX
1 stop22h 24mMultiple Airlines
Wed 12/1112:10 pmMEX - ONT
1 stop21h 04mMultiple Airlines
Deal found 12/1$402
This Frontier deal was found by Cheapflights users on 12/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/412:34 pmONT - GDL
1 stop8h 09mFrontier
Wed 12/119:40 pmGDL - ONT
Nonstop3h 21mFrontier
Deal found 12/1$413
This United Airlines deal was found by Cheapflights users on 11/30. 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 12/316:10 amONT - GDL
1 stop14h 25mUnited Airlines
Wed 2/193:22 pmGDL - ONT
1 stop8h 37mUnited Airlines
Deal found 11/30$419
This Delta deal was found by Cheapflights users on 12/2. 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.
Tue 12/106:00 amONT - PVR
1 stop7h 49mDelta
Tue 12/174:59 pmPVR - ONT
1 stop9h 15mDelta
Deal found 12/2$419
This American Airlines deal was found by Cheapflights users on 12/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/96:10 amONT - PVR
1 stop5h 01mAmerican Airlines
Mon 1/134:40 pmPVR - ONT
2 stops18h 29mAmerican Airlines
Deal found 12/1$422
This Delta deal was found by Cheapflights users on 12/2. 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.
Tue 12/36:00 amONT - GDL
1 stop6h 44mDelta
Tue 12/104:27 pmGDL - ONT
1 stop9h 47mDelta
Deal found 12/2$447
This Kiwi.com deal was found by Cheapflights users on 12/2. 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 12/253:21 pmONT - PVR
1 stop16h 59mFrontier
Sun 12/2912:31 pmPVR - ONT
1 stop13h 28mFrontier
Deal found 12/2$454
This United Airlines deal was found by Cheapflights users on 12/2. 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 12/315:05 amONT - PVR
1 stop9h 10mUnited Airlines
Sun 1/123:45 pmPVR - ONT
1 stop8h 12mUnited Airlines
Deal found 12/2$458

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 2,650,959 searches. Data last updated December 2, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Sat 1/25

6:45 am-1:20 pm

1 stop27h 35m

Cancun

Thu 1/30

10:08 am-11:47 pm

1 stop16h 39m

$262

OntarioGuadalajara

ONT - GDL

ONTGDL

Ontario

Tue 1/21

12:58 am-5:57 am

Nonstop2h 59m

Guadalajara Miguel Hidal

Wed 1/29

9:40 pm-11:01 pm

Nonstop3h 21m

$268

OntarioGuadalajara

ONT - GDL

ONTGDL

Ontario

Sun 1/19

8:33 pm-1:32 am

Nonstop2h 59m

Guadalajara Miguel Hidal

Wed 1/22

10:15 am-7:06 am

1 stop22h 51m

$274

OntarioPuerto Vallarta

ONT - PVR

ONTPVR

Ontario

Fri 1/17

6:34 pm-11:31 am

1 stop14h 57m

Puerto Vallarta Ordaz

Sat 1/25

12:51 pm-11:47 pm

1 stop12h 56m

$280

OntarioGuadalajara

ONT - GDL

ONTGDL

Ontario

Mon 1/20

6:00 am-2:29 pm

1 stop6h 29m

Guadalajara Miguel Hidal

Mon 1/27

4:27 pm-11:53 pm

1 stop9h 26m

$287

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Sat 2/1

6:45 am-1:20 pm

1 stop27h 35m

Cancun

Sat 2/8

2:46 pm-11:47 pm

2 stops12h 01m

$300

OntarioGuadalajara

ONT - GDL

ONTGDL

Ontario

Wed 1/15

6:00 am-2:36 pm

1 stop6h 36m

Guadalajara Miguel Hidal

Wed 1/29

5:45 am-6:04 pm

2 stops14h 19m

$302

OntarioPuerto Vallarta

ONT - PVR

ONTPVR

Ontario

Thu 5/1

12:58 am-12:20 pm

1 stop10h 22m

Puerto Vallarta Ordaz

Fri 5/9

9:07 am-6:41 pm

1 stop10h 34m

$314

OntarioPuerto Vallarta

ONT - PVR

ONTPVR

Ontario

Sun 1/19

1:50 pm-5:25 pm

2 stops25h 35m

Puerto Vallarta Ordaz

Fri 1/24

6:10 pm-11:01 pm

1 stop6h 51m

$323

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Wed 1/15

6:10 am-11:54 am

1 stop4h 44m

San José del Cabo Los Cabos

Wed 1/22

3:30 pm-10:16 pm

1 stop7h 46m

$331

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/1

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, September is the cheapest month in which you can book a flight from Ontario to Mexico (average of $389). Flying from Ontario to Mexico in July is currently the most expensive (average of $500). 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 December 2, 2024.

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 December 2, 2024.
See what other customers who have flown with Frontier, Volaris and Delta 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
4,951 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.7

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
4,951 reviews
Southwest
8.1
Very good
4,951 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.7

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
9,513 reviews
Southwest
8.1
Very good
4,951 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.7

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
8,698 reviews
Southwest
8.1
Very good
4,951 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.7

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
1,965 reviews
Southwest
8.1
Very good
4,951 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.7

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
9,141 reviews
Southwest
8.1
Very good
4,951 reviews

Comfort

8.1

Overall

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.7

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 Frontier, which is currently one of the cheapest options available, starting at $120. Volaris flights start at $136 while deals on American Airlines start at $145 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, September is the cheapest month in which you can book a flight from Ontario to Mexico (average of $389). Flying from Ontario to Mexico in July is currently the most expensive (average of $500). 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 2,650,959 searches. Data last updated December 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$140Average$475FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$154Average$334FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$165Average$449FlexibilityNo cancel feeOn-time75%
AeromexicoCheapest$170Average$399FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$174Average$400FlexibilityNo cancel feeOn-time62%
VivaCheapest$222Average$381FlexibilityNo cancel feeOn-timeN/A
VolarisCheapest$239Average$397FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$275Average$593FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$316Average$592FlexibilityNo cancel feeOn-time69%
AviancaCheapest$340Average$420FlexibilityNo cancel feeOn-time71%
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