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.

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).

How far in advance should I book a flight from Mexico City Federal District to Ontario?

Users have found that booking a flight from Mexico City Federal District to Ontario at least 52 days early can save you up to 32% on average compared to booking a flight this week. If booking 52 days before your flight isn’t an option for you, users have found flights from Mexico City Federal District to Ontario for as little as $333 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $411 for flights departing within the next 3 days.

What is the cheapest month to fly from Mexico City Federal District to Ontario?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, March can be a great choice for travel to Ontario. Flights to Ontario from Mexico City Federal District in March are about $322 on average during March, but can be found for as low as $182.

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

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.

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 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.

$183+ Flights from Mexico City Federal District to Ontario

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

Airfare is below average for this route at the moment. Mexico City Federal District to Ontario flights typically cost between $385 and $727 in September. The cheapest round-trip price found within the last 3 days was $308 on Volaris (Sep 3-Sep 13).

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Cheap flight deals from Mexico City Federal District to Ontario

Round-trip from	$308 (Gotogate)
One-way from	$183 (CheapOair)
Popular in	December
Cheapest in	March
Average price	$346

From Mexico City Federal District to Ontario

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One-way flight from Mexico City Federal District to Ontario

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Highest demand for flights based on searches. 11% potential increase in price ($41 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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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 julio 31, 2025.

mié. 9/32:00 pmMEX - ONT

1 stop10h 13mVolaris

sáb. 9/1312:40 pmONT - MEX

1 stop10h 05mVolaris

Deal found 7/31

$308

mar. 10/2811:55 amMEX - ONT

1 stop9h 47mFrontier

sáb. 11/18:00 amONT - MEX

2 stops12h 45mFrontier

Deal found 7/29

$357

Best flights from Mexico City Federal District to Ontario
Discover carefully curated flight deals from Mexico City Federal District to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 31, 2025.

mié. 9/32:00 pmMEX - ONT

1 stop10h 13mVolaris

sáb. 9/1312:40 pmONT - MEX

1 stop10h 05mVolaris

Deal found 7/31

$308

mar. 10/2811:55 amMEX - ONT

1 stop9h 47mFrontier

sáb. 11/18:00 amONT - MEX

2 stops12h 45mFrontier

Deal found 7/29

$357

Last-minute flights from Mexico City Federal District to Ontario
Discover last-minute flight deals from Mexico City Federal District to Ontario. Data last updated julio 31, 2025 and is based on user searches.

mar. 8/57:55 amMEX - ONT

2 stops14h 57mFrontier

lun. 8/1112:48 pmONT - MEX

1 stop8h 12mFrontier

Deal found 7/29

$431

jue. 8/78:10 amMEX - ONT

1 stop16h 40mMultiple Airlines

mié. 8/131:09 amONT - MEX

1 stop10h 31mMultiple Airlines

Deal found 7/30

$484

sáb. 8/99:00 amMEX - ONT

1 stop10h 19mVolaris

sáb. 8/239:11 pmONT - MEX

1 stop11h 29mVolaris

Deal found 7/31

$432

sáb. 8/167:55 amMEX - ONT

2 stops14h 57mFrontier

jue. 8/216:00 amONT - MEX

2 stops19h 35mFrontier

Deal found 7/30

$404

dom. 8/1710:20 pmMEX - ONT

2 stops21h 58mMultiple Airlines

lun. 8/181:09 amONT - MEX

1 stop7h 51mMultiple Airlines

Deal found 7/30

$470

vie. 8/224:30 pmMEX - ONT

1 stop7h 37mVolaris

mié. 8/2712:40 pmONT - MEX

2 stops10h 05mVolaris

Deal found 7/30

$323

vie. 8/293:10 pmMEX - ONT

1 stop8h 30mAeromexico

lun. 9/16:05 amONT - MEX

1 stop6h 50mAeromexico

Deal found 7/30

$465

One-way flights from Mexico City Federal District to Ontario
Search for one-way flight options from Mexico City Federal District to Ontario. Find affordable one-way fares based on user searches. Data last updated julio 31, 2025.

jue. 12/112:10 pmMEX - ONT

1 stop6h 34mVolaris

Deal found 7/30

$183

sáb. 11/811:55 amMEX - ONT

1 stop10h 47mFrontier

Deal found 7/29

$205

lun. 9/111:45 amMEX - ONT

1 stop29h 33mMultiple Airlines

Deal found 7/30

$238

Cheapflights Fare Finder

Use the filters below to find and compare flights from Mexico City Federal District to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

mié. 9/3

2:00 pm-11:13 pm

1 stop10h 13m

Ontario

sáb. 9/13

12:40 pm-11:45 pm

1 stop10h 05m

$308

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

mar. 10/28

11:55 am-8:42 pm

1 stop9h 47m

Ontario

sáb. 11/1

8:00 am-9:45 pm

2 stops12h 45m

$357

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

jue. 12/11

2:10 pm-6:44 pm

1 stop6h 34m

$183

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

sáb. 11/8

11:55 am-8:42 pm

1 stop10h 47m

$205

Mexico CityOntario

MEX - ONT

MEXONT

Mexico City Benito Juarez

lun. 9/1

11:45 am-4:18 pm

1 stop29h 33m

$238

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

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.

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

Reviews of airlines servicing Ontario

Read reviews from past customers who have flown Volaris and Frontier from Mexico City Federal District to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Volaris

6.6

Okay

1,164 reviews

Reviews

1 / 20

4.0

Okay

Tania,Jul 2025

OAX - MEX

They don’t even offer you water, we paid $300 usd from Oaxaca to PV and you have to pay for water, and tv entertainment. Seats are super small that a regular size person won’t fit comfortably.

Volaris

6.6

Okay

1,164 reviews

Volaris

6.6

Okay

1,164 reviews

Reviews

1 / 20

4.0

Okay

Tania,Jul 2025

OAX - MEX

They don’t even offer you water, we paid $300 usd from Oaxaca to PV and you have to pay for water, and tv entertainment. Seats are super small that a regular size person won’t fit comfortably.

Frontier

5.9

Fair

3,239 reviews

Volaris

6.6

Okay

1,164 reviews

Reviews

1 / 20

4.0

Okay

Tania,Jul 2025

OAX - MEX

They don’t even offer you water, we paid $300 usd from Oaxaca to PV and you have to pay for water, and tv entertainment. Seats are super small that a regular size person won’t fit comfortably.

Related info for your journey

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.
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.

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$183+ 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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.

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

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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 julio 31, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Mexico City Federal District to Ontario

Cheapest flights from Mexico City Federal District to OntarioExplore 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 julio 31, 2025.

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 julio 31, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Mexico City Federal District to Ontario that are best for you.

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.

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?

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

Reviews of airlines servicing Ontario

Read reviews from past customers who have flown Volaris and Frontier from Mexico City Federal District to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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?

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

How can I 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?

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

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

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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 julio 31, 2025.