HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$186+ 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
MEX — ONT
Jun 21 — Jun 281
Sat 6/21
Sat 6/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Mexico City Federal District to Ontario with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 June 16, 2025.

Round-trip from

$378
(Frontier)

One-way from

$186
(FlightHub)

Popular in

December

Cheapest in

March

Average price

$324
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. 10% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find 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 June 16, 2025.

This Frontier deal was found by Cheapflights users on 6/14. 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.
Sat 9/203:45 pmMEX - ONT
1 stop8h 47mFrontier
Wed 10/18:00 amONT - MEX
1 stop12h 10mFrontier
Deal found 6/14$378
This FlightHub deal was found by Cheapflights users on 6/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/189:00 amMEX - ONT
1 stop10h 19mVolaris
Sun 9/219:11 pmONT - MEX
1 stop11h 29mVolaris
Deal found 6/15$399
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 7/306:00 amMEX - ONT
2 stops13h 27mMultiple Airlines
Wed 8/67:00 amONT - MEX
1 stop12h 00mMultiple Airlines
Deal found 6/15$414
This United Airlines deal was found by Cheapflights users on 6/13. 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 7/245:05 amMEX - ONT
1 stop8h 09mUnited Airlines
Sun 8/106:10 amONT - MEX
2 stops27h 35mUnited Airlines
Deal found 6/13$491
This Delta deal was found by Cheapflights users on 6/15. 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 7/306:50 amMEX - ONT
2 stops16h 37mDelta
Wed 8/67:05 amONT - MEX
2 stops14h 25mDelta
Deal found 6/15$492
This Avianca deal was found by Cheapflights users on 6/14. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/95:00 amMEX - ONT
3 stops17h 55mAvianca
Sat 9/2711:25 pmONT - MEX
1 stop10h 30mAvianca
Deal found 6/14$586

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 June 16, 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

Sat 9/20

3:45 pm-11:32 pm

1 stop8h 47m

Ontario

Wed 10/1

8:00 am-9:10 pm

1 stop12h 10m

$378

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Thu 9/18

9:00 am-6:19 pm

1 stop10h 19m

Ontario

Sun 9/21

9:11 pm-9:40 am

1 stop11h 29m

$399

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Wed 7/30

6:00 am-6:27 pm

2 stops13h 27m

Ontario

Wed 8/6

7:00 am-8:00 pm

1 stop12h 00m

$414

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Thu 7/24

5:05 am-12:14 pm

1 stop8h 09m

Ontario

Sun 8/10

6:10 am-10:45 am

2 stops27h 35m

$491

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Wed 7/30

6:50 am-10:27 pm

2 stops16h 37m

Ontario

Wed 8/6

7:05 am-10:30 pm

2 stops14h 25m

$492

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Tue 9/9

4:55 am-9:55 pm

2 stops18h 00m

Ontario

Sat 9/27

11:25 pm-10:55 am

1 stop10h 30m

$585

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Wed 8/20

4:30 pm-11:07 pm

1 stop7h 37m

$186

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Fri 7/4

11:45 am-8:51 pm

1 stop10h 06m

$223

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Tue 7/1

6:00 am-4:18 pm

2 stops11h 18m

$247

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

Sat 9/27

4:55 am-9:55 pm

2 stops18h 00m

$276

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Showing 1-10 of 14 results
1
2

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 $246). Flying from Mexico City Federal District to Ontario in March is currently the most expensive (average of $328). 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 DF to ONT?

Find hourly flight availability from Mexico City Federal District to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 16, 2025.

When flying from Mexico City Federal District to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated June 16, 2025.
Get a feel of what it's like to fly with Delta, United Airlines and American Airlines from Mexico City Federal District to Ontario by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,963 reviews
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,801 reviews
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.1
Good
9,563 reviews
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Avianca
6.7
Okay
2,346 reviews
Delta
8.0
Very good
7,963 reviews

Boarding

8.2

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    The cheapest airlines for a one-way flight from Mexico City Federal District to Ontario are Volaris ($186), Frontier ($223), and Avianca ($276).

  • 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 $246). Flying from Mexico City Federal District to Ontario in March is currently the most expensive (average of $328). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Mexico City Federal District to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Mexico City to Los Angeles flights
Mexico City to Las Vegas flights
Mexico City to Los Angeles flights
Mexico City to Las Vegas flights
Mexico City to San Francisco flights
Guadalajara to Los Angeles flights
Monterrey to Las Vegas flights
Cancún to Los Angeles flights
Monterrey to Los Angeles flights
Mexico City to Oakland flights
Cancún to Las Vegas flights
Mexico City to Tijuana flights
Guadalajara to Las Vegas flights
Mexico City to Ontario flights
Guadalajara to San Francisco flights
San José del Cabo to Los Angeles flights
Monterrey to San Francisco flights
Monterrey to Ontario flights
Guadalajara to Oakland flights
Puerto Vallarta to Los Angeles flights
Guadalajara to Ontario flights
Cancún to San Francisco flights
León to Los Angeles flights
San José del Cabo to San Francisco flights
Puerto Vallarta to San Francisco flights
Cozumel to Las Vegas flights
Guadalajara to San Jose flights
Mexico City to San Diego flights
Guadalajara to Tijuana flights
Guadalajara to Fresno flights
Cancún to Ontario flights
Mexico City to Fresno flights
Mexico City to Reno flights
Mexico City to San Jose flights
Guadalajara to Mexicali flights
Guadalajara to Sacramento flights
Aguascalientes to Los Angeles flights
Cozumel to Los Angeles flights
Mexico City to Sacramento flights
Mérida to Los Angeles flights
Puerto Vallarta to Las Vegas flights
Guadalajara to San Diego flights
Santiago de Querétaro to Las Vegas flights
Cancún to Sacramento flights
Mazatlán to Los Angeles flights
Santiago de Querétaro to Los Angeles flights
San José del Cabo to Oakland flights
León to Las Vegas flights
Tepic to Los Angeles flights
Cancún to Tijuana flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.