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$88+ 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 7/13. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MEX
Mar 13 — Mar 201
Thu 3/13
Thu 3/20
1 adult, Economy
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Cheap flight deals from Ontario to Mexico

Keep the following information in mind while searching for Ontario to Mexico flight deals. Data was last updated March 8, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$202
(Gotogate)

One-way from

$88
(Booking.com)

Popular in

December

Cheapest in

January

Average price

$384

Good round-trip deal

$263 or less

Good one-way deal

$124 or less
Provider with most accurate pricing for Los Angeles-Mexico City Benito Juarez flight deals.
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From Ontario to Mexico
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One-way flight from Ontario to Mexico
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Highest demand for flights based on searches. 5% potential increase in price ($22 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Ontario to Mexico.
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Price to beat on a 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 March 8, 2025.

This Gotogate deal was found by Cheapflights users on 3/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1512:40 pmONT - SJD
Nonstop2h 24mVolaris
Fri 8/223:54 pmSJD - ONT
Nonstop2h 25mVolaris
Deal found 3/6$202
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 4/22:43 pmONT - GDL
1 stop9h 12mMultiple Airlines
Mon 4/78:58 pmGDL - ONT
Nonstop3h 15mMultiple Airlines
Deal found 3/6$264
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 3/129:19 pmONT - GDL
Nonstop2h 58mVolaris
Tue 3/188:58 pmGDL - ONT
Nonstop3h 21mVolaris
Deal found 3/6$270
This Mytrip deal was found by Cheapflights users on 3/7. 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 5/51:09 amONT - PVR
1 stop6h 45mVolaris
Thu 5/151:05 pmPVR - ONT
1 stop7h 27mVolaris
Deal found 3/7$282
This Mytrip deal was found by Cheapflights users on 3/7. 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.
Sun 4/69:23 pmONT - OAX
1 stop12h 17mVolaris
Wed 4/93:52 pmOAX - ONT
1 stop8h 21mVolaris
Deal found 3/7$283
This Gotogate deal was found by Cheapflights users on 3/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/29:23 pmONT - MEX
1 stop11h 17mVolaris
Wed 6/114:30 pmMEX - ONT
1 stop7h 43mVolaris
Deal found 3/7$296
This Gotogate deal was found by Cheapflights users on 3/7. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/71:09 amONT - CUN
1 stop11h 17mVolaris
Tue 4/153:21 pmCUN - ONT
1 stop9h 52mVolaris
Deal found 3/7$299
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 4/58:39 amONT - CUN
1 stop23h 21mMultiple Airlines
Thu 4/1011:05 amCUN - ONT
1 stop8h 08mMultiple Airlines
Deal found 3/6$312
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 4/56:47 pmONT - PVR
1 stop13h 37mMultiple Airlines
Wed 4/910:15 pmPVR - ONT
2 stops19h 58mMultiple Airlines
Deal found 3/6$312
This Mytrip deal was found by Cheapflights users on 3/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/141:09 amONT - SJD
2 stops36h 11mMultiple Airlines
Fri 8/223:54 pmSJD - ONT
Nonstop2h 25mMultiple Airlines
Deal found 3/6$316
This Kiwi.com deal was found by Cheapflights users on 3/6. 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.
Mon 5/512:59 amONT - MEX
1 stop15h 31mMultiple Airlines
Tue 5/137:20 amMEX - ONT
2 stops17h 39mMultiple Airlines
Deal found 3/6$318
This Delta deal was found by Cheapflights users on 3/8. 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.
Mon 7/286:00 amONT - SJD
1 stop5h 57mDelta
Thu 7/311:03 pmSJD - ONT
1 stop10h 40mDelta
Deal found 3/8$325

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 March 8, 2025.

Fly from

Ontario

Fly to

Mexico

Route

Depart

Return

Price

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Fri 8/15

12:40 pm-3:04 pm

Nonstop2h 24m

San José del Cabo Los Cabos

Fri 8/22

3:54 pm-6:19 pm

Nonstop2h 25m

$202

OntarioGuadalajara

ONT - GDL

ONTGDL

Ontario

Wed 4/2

2:43 pm-12:55 am

1 stop9h 12m

Guadalajara Miguel Hidal

Mon 4/7

8:58 pm-11:13 pm

Nonstop3h 15m

$264

OntarioGuadalajara

ONT - GDL

ONTGDL

Ontario

Mon 3/17

9:19 pm-1:17 am

Nonstop2h 58m

Guadalajara Miguel Hidal

Tue 4/1

8:58 pm-11:13 pm

Nonstop3h 15m

$274

OntarioPuerto Vallarta

ONT - PVR

ONTPVR

Ontario

Mon 5/5

1:09 am-8:54 am

1 stop6h 45m

Puerto Vallarta Ordaz

Thu 5/15

1:05 pm-7:32 pm

1 stop7h 27m

$282

OntarioOaxaca

ONT - OAX

ONTOAX

Ontario

Sun 4/6

9:23 pm-10:40 am

1 stop12h 17m

Oaxaca Xoxocotlan

Wed 4/9

3:52 pm-11:13 pm

1 stop8h 21m

$283

OntarioMexico City

ONT - MEX

ONTMEX

Ontario

Fri 5/2

9:23 pm-9:40 am

1 stop11h 17m

Mexico City Benito Juarez

Wed 6/11

4:30 pm-11:13 pm

1 stop7h 43m

$296

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Mon 4/7

9:23 pm-9:04 am

1 stop9h 41m

Cancun

Fri 4/11

8:00 am-7:32 pm

1 stop13h 32m

$299

OntarioPuerto Vallarta

ONT - PVR

ONTPVR

Ontario

Sat 4/5

6:47 pm-9:24 am

1 stop13h 37m

Puerto Vallarta Ordaz

Wed 4/9

10:15 pm-5:13 pm

2 stops19h 58m

$312

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Thu 8/14

1:09 am-1:20 pm

2 stops36h 11m

San José del Cabo Los Cabos

Fri 8/22

3:54 pm-6:19 pm

Nonstop2h 25m

$316

OntarioMexico City

ONT - MEX

ONTMEX

Ontario

Mon 5/5

12:59 am-5:30 pm

1 stop15h 31m

Mexico City Benito Juarez

Tue 5/13

7:20 am-11:59 pm

2 stops17h 39m

$318

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

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, May is the cheapest month in which you can book a flight from Ontario to Mexico (average of $400). Flying from Ontario to Mexico in December is currently the most expensive (average of $615). 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 March 8, 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 March 8, 2025.
See what other customers who have flown with Delta, Alaska Airlines and Hawaiian 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.
Delta
8.0
Very good
8,024 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,024 reviews
Delta
8.0
Very good
8,024 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Alaska Airlines
8.0
Very good
9,716 reviews
Delta
8.0
Very good
8,024 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Hawaiian Airlines
7.9
Good
2,316 reviews
Delta
8.0
Very good
8,024 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aeromexico
7.5
Good
1,738 reviews
Delta
8.0
Very good
8,024 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,649 reviews
Delta
8.0
Very good
8,024 reviews

Crew

8.5

Boarding

8.2

Food

7.3

Entertainment

7.9

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 Volaris, which is currently one of the cheapest options available, starting at $88. Frontier flights start at $136 while deals on American Airlines start at $152 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, May is the cheapest month in which you can book a flight from Ontario to Mexico (average of $400). Flying from Ontario to Mexico in December is currently the most expensive (average of $615). 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.

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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 March 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$149Average$448FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$155Average$393FlexibilityNo cancel feeOn-time62%
AeromexicoCheapest$170Average$457FlexibilityNo cancel feeOn-timeN/A
VolarisCheapest$208Average$388FlexibilityNo cancel feeOn-time79%
VivaCheapest$211Average$415FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$238Average$462FlexibilityNo cancel feeOn-time75%
JetBlueCheapest$271Average$445FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$275Average$605FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$316Average$585FlexibilityNo cancel feeOn-time69%
AviancaCheapest$340Average$420FlexibilityNo cancel feeOn-time71%
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