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$199+ Cheap flights from Mexico City Federal District to Ontario (ONT)

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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
MEX — ONT
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
1 adult, Economy
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Cheap flight deals from Mexico City Federal District to Ontario

Cheapest flights from Mexico City Federal District to Ontario
Explore the most affordable flight options available from Mexico City Federal District to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 21, 2025.

This Trip.com deal was found by Cheapflights users on 12/19. 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.
Wed 12/312:10 pmMEX - ONT
1 stop6h 34mVolaris
Sat 1/1712:42 amONT - MEX
1 stop6h 43mVolaris
Deal found 12/19$420
This eDestinos deal was found by Cheapflights users on 12/19. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2011:55 amMEX - ONT
1 stop13h 18mVolaris
Sat 1/2411:02 pmONT - MEX
1 stop6h 43mVolaris
Deal found 12/19$503
This Trip.com deal was found by Cheapflights users on 12/20. 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.
Mon 12/292:10 pmMEX - ONT
1 stop6h 34mVolaris
Sun 1/1112:42 amONT - MEX
1 stop6h 43mVolaris
Deal found 12/20$513
This Trip.com deal was found by Cheapflights users on 12/20. 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.
Wed 12/242:10 pmMEX - ONT
1 stop6h 34mVolaris
Fri 1/911:02 pmONT - MEX
1 stop6h 43mVolaris
Deal found 12/20$523
This United Airlines deal was found by Cheapflights users on 12/19. 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.
Thu 12/257:50 amMEX - ONT
2 stops15h 17mUnited Airlines
Tue 12/305:05 amONT - MEX
1 stop15h 25mUnited Airlines
Deal found 12/19$539
This United Airlines deal was found by Cheapflights users on 12/20. 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.
Mon 12/226:10 amMEX - ONT
1 stop13h 33mUnited Airlines
Thu 1/18:11 amONT - MEX
1 stop9h 24mUnited Airlines
Deal found 12/20$540
This United Airlines deal was found by Cheapflights users on 12/19. 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.
Mon 12/296:10 amMEX - ONT
1 stop13h 33mUnited Airlines
Tue 1/61:53 pmONT - MEX
1 stop13h 12mUnited Airlines
Deal found 12/19$541
This United Airlines deal was found by Cheapflights users on 12/19. 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 12/271:50 pmMEX - ONT
1 stop10h 51mUnited Airlines
Mon 1/126:00 amONT - MEX
1 stop6h 20mUnited Airlines
Deal found 12/19$544
This United Airlines deal was found by Cheapflights users on 12/21. 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.
Fri 12/269:05 amMEX - ONT
1 stop14h 02mUnited Airlines
Wed 12/316:04 amONT - MEX
1 stop10h 51mUnited Airlines
Deal found 12/21$559
This United Airlines deal was found by Cheapflights users on 12/20. 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 12/271:50 pmMEX - ONT
1 stop10h 51mUnited Airlines
Mon 12/295:05 amONT - MEX
1 stop15h 25mUnited Airlines
Deal found 12/20$560
This United Airlines deal was found by Cheapflights users on 12/19. 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 12/271:50 pmMEX - ONT
1 stop10h 51mUnited Airlines
Tue 1/66:32 pmONT - MEX
1 stop8h 33mUnited Airlines
Deal found 12/19$562
This United Airlines deal was found by Cheapflights users on 12/19. 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 12/271:50 pmMEX - ONT
1 stop10h 51mUnited Airlines
Sun 1/111:53 pmONT - MEX
1 stop13h 12mUnited Airlines
Deal found 12/19$565

Find flight deals from Mexico City Federal District to Ontario

Keep the following information in mind while searching for Mexico City Federal District to Ontario flight deals. Data was last updated December 21, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$294
(eDestinos)

One-way from

$199
(FlightHub)

Popular in

December

Cheapest in

March

Average price

$417
Provider with most accurate pricing for Mexico City Benito Juarez-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Mexico City Benito Juarez-Los Angeles flights.
Search Deals
From Mexico City Federal District to Ontario
Search Deals
One-way flight from Mexico City Federal District to Ontario
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Mexico City Federal District to Ontario 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 December 21, 2025.
Use the filters below to find and compare flights from Mexico City Federal District to Ontario that are best for you.

Fly from

Mexico City Federal District

Fly to

Ontario

Route

Depart

Return

Price

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Wed 2/4

4:45 pm-10:52 pm

1 stop8h 07m

Ontario

Wed 2/18

11:02 pm-7:45 am

1 stop6h 43m

$305

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Tue 2/3

2:10 pm-6:44 pm

1 stop6h 34m

Ontario

Tue 2/10

11:02 pm-7:45 am

1 stop6h 43m

$316

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Sun 1/18

11:55 am-5:44 pm

1 stop7h 49m

Ontario

Sun 1/25

6:20 am-5:05 pm

1 stop8h 45m

$328

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Sat 1/24

11:55 am-6:40 pm

1 stop8h 45m

Ontario

Mon 1/26

6:20 am-5:05 pm

1 stop8h 45m

$333

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Fri 1/23

11:55 am-7:53 pm

1 stop9h 58m

Ontario

Sun 1/25

6:20 am-5:05 pm

1 stop8h 45m

$335

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Wed 1/21

8:10 am-3:07 pm

1 stop8h 57m

Ontario

Fri 1/23

10:18 am-9:10 pm

1 stop8h 52m

$339

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Wed 2/18

8:10 am-9:34 pm

1 stop15h 24m

Ontario

Sun 2/22

10:18 pm-9:45 pm

2 stops45h 27m

$351

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Sun 2/15

8:10 am-11:59 pm

1 stop17h 49m

Ontario

Mon 2/16

11:02 pm-7:45 am

1 stop6h 43m

$363

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Thu 2/26

12:05 pm-8:11 pm

1 stop10h 06m

Ontario

Sun 3/1

11:02 pm-7:45 am

1 stop6h 43m

$368

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Fri 3/20

12:05 pm-8:11 pm

1 stop9h 06m

Ontario

Sun 3/22

12:42 am-7:45 am

1 stop6h 03m

$374

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

Showing 1-10 of 21 results
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Best time to book a flight from Mexico City Federal District to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Mexico City Federal District 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.

Cheapflights Insights

Everything you need to know about your flight from Mexico City Federal District to Ontario

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

Currently, August is the cheapest month in which you can book a flight from Mexico City Federal District to Ontario (average of $132). Flying from Mexico City Federal District to Ontario in June is currently the most expensive (average of $231). 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.

How much does it cost to fly round-trip from Mexico City Federal District to Ontario?

Related info for your journey

Find useful and relevant information for your journey from Mexico City Federal District to Ontario. 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 into for flights to Ontario from Mexico City Federal District?

    If you book a flight to Ontario from Mexico City Federal District, you will be flying to Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario.

  • How long is the flight from Mexico City Federal District to Ontario?

    There are many flights that can get you from Mexico City Federal District to Ontario in 7h 49m. Fly via Volaris or Frontier to get the fastest option. The distance between Mexico City Federal District and Ontario is about 1520 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Mexico City Federal District to Ontario 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 Mexico City Federal District to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Mexico City Federal District to Ontario (average of $132). Flying from Mexico City Federal District to Ontario in June is currently the most expensive (average of $231). 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 Mexico City Federal District to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Mexico City Federal District to Ontario

Discover the top airline that operate flights from Mexico City Federal District to Ontario. 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 December 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
VolarisCheapest$316Average$379FlexibilityNo cancel feeOn-time79%

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