Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Ontario to Mexico City from $124

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Mexico City departing on 5/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Ontario to Mexico City

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Ontario to Mexico City.
9:23 pm - 9:40 amONT-MEX
11h 17m1 stop
4:30 pm - 11:13 pmMEX-ONT
7h 43m1 stop
$373Volaris
Find Deal
Sat, May 10 - Wed, May 28
12:59 am - 9:20 pmONT-MEX
19h 21m2 stops
4:00 pm - 11:13 pmMEX-ONT
8h 13m1 stop
Fri, May 9 - Wed, May 28
9:11 pm - 9:40 amONT-MEX
11h 29m1 stop
12:00 pm - 11:13 pmMEX-ONT
12h 13m1 stop
$380Volaris
Find Deal
Sun, Jun 22 - Sat, Jun 28
2:27 pm - 10:55 pmONT-MEX
7h 28m1 stop
11:45 am - 9:27 pmMEX-ONT
10h 42m1 stop
$452Frontier
Find Deal
Wed, Apr 23 - Fri, May 9
10:44 am - 9:10 pmONT-MEX
9h 26m1 stop
3:10 pm - 7:24 amMEX-ONT
17h 14m2 stops
$467Frontier
Find Deal
Wed, Apr 30 - Sun, May 4
12:50 pm - 8:45 pmONT-MEX
6h 55m1 stop
5:00 am - 11:46 amMEX-ONT
7h 46m1 stop
$488American Airlines
Find Deal
Tue, Apr 22 - Wed, Apr 30
6:00 am - 6:00 pmONT-MEX
11h 00m2 stops
8:01 am - 11:41 pmMEX-ONT
16h 40m2 stops
$497Delta
Find Deal
Wed, Apr 16 - Thu, May 1
12:50 pm - 8:45 pmONT-MEX
6h 55m1 stop
5:00 am - 11:50 amMEX-ONT
7h 50m1 stop
$507American Airlines
Find Deal
Sat, May 3 - Thu, May 8
5:00 am - 5:50 pmONT-MEX
11h 50m2 stops
9:35 am - 8:34 pmMEX-ONT
11h 59m2 stops
$535United Airlines
Find Deal
Wed, Apr 16 - Thu, May 1
6:41 pm - 8:35 amONT-MEX
12h 54m2 stops
5:05 am - 5:58 pmMEX-ONT
13h 53m1 stop
$572United Airlines
Find Deal
Sun, Jun 22 - Sat, Jun 28

Frontier flights from Ontario to Mexico City

Our best Frontier deals on Ontario to Mexico City flight tickets
Frontier
Apr 23
ONT2:27 pmOntario
7h 28m
1 stop
MEX10:55 pmMexico City Benito Juarez
May 9
MEX11:45 amMexico City Benito Juarez
10h 42m
1 stop
ONT9:27 pmOntario
Frontier
Apr 30
ONT10:44 amOntario
9h 26m
1 stop
MEX9:10 pmMexico City Benito Juarez
May 4
MEX3:10 pmMexico City Benito Juarez
17h 14m
2 stops
ONT7:24 amOntario
Frontier
Apr 2
ONT11:23 amOntario
10h 32m
1 stop
MEX10:55 pmMexico City Benito Juarez
Apr 7
MEX11:45 amMexico City Benito Juarez
10h 06m
1 stop
ONT8:51 pmOntario

Delta flights from Ontario to Mexico City

Our best Delta deals on Ontario to Mexico City flight tickets
Delta
Apr 16
ONT6:00 amOntario
11h 00m
2 stops
MEX6:00 pmMexico City Benito Juarez
May 1
MEX8:01 amMexico City Benito Juarez
16h 40m
2 stops
ONT11:41 pmOntario
Delta
Apr 3
ONT6:00 amOntario
6h 45m
1 stop
MEX1:45 pmMexico City Benito Juarez
Apr 7
MEX7:01 amMexico City Benito Juarez
16h 35m
2 stops
ONT10:36 pmOntario
Delta
Apr 3
ONT6:00 amOntario
14h 05m
2 stops
MEX9:05 pmMexico City Benito Juarez
Apr 14
MEX9:40 amMexico City Benito Juarez
15h 01m
2 stops
ONT11:41 pmOntario

See travel insights to Mexico City from

How to get the cheapest flight ticket from Ontario to Mexico City

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Mexico City?

The cheapest month to fly to Mexico City from Ontario is in April. Flight prices, which tend to average around $303, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Mexico City from Ontario during June instead. Flights to Mexico City in June, while not as cheap as those in April, still average around $349.

What is the cheapest day to depart on your flight to Mexico City?

Our data shows that Monday is the least expensive day to fly to Mexico City. Tickets to fly out on this day can be as low as $427. On the other hand, Sunday is the most expensive day to depart from Ontario because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $446.

What is the cheapest time of day to depart on your flight to Mexico City?

According to our data, the cheapest time of day to fly to Mexico City is in the evening. momondo users have found flights departing from Ontario to Mexico City in the evening for as low as $359. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Mexico City, so prices are often more expensive at around $502 per ticket.

How far in advance should I book a flight to Mexico City?

You are more likely to see cheaper flights to Mexico City from Ontario when booking 26 weeks ahead of your departure date. In general, you can expect to find flights to Mexico City for around $438 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Mexico City from Ontario for as low as $281 on momondo.

How have Ontario to Mexico City flight prices changed over time?

As of March 2025, prices for Ontario to Mexico City flights are approximately 19% more expensive when compared to flights at the same time last year.

When to book flights from Ontario to Mexico City

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Mexico City according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Mexico City (ONT to MEX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Mexico City

Best Price Found

$124

Fastest flight time

6h 29m

Direct flights

None

Airports in Mexico City

1 airport
The best one-way flight to Mexico City from Ontario in the past 72 hours is $124. The best round-trip flight deal from Ontario to Mexico City found on momondo in the last 72 hours is $373.
The fastest flight from Ontario to Mexico City takes 6h 29m
There are no direct flights from Ontario to Mexico City. Popular non-direct route for this connection is Ontario Airport - Mexico City Benito Juarez Airport.
There is 1 airport near Mexico City: Mexico City Benito Juarez (MEX)

  • How far is Ontario to Mexico City Benito Juarez by plane?

    The straight-line distance from Ontario to Mexico City Benito Juarez is 1519.3 mi. By plane, this route typically takes 6h 29m.

  • When did momondo last update prices for flights from Ontario Airport to Mexico City Benito Juarez Airport?

    Prices for flights from Ontario Airport to Mexico City Benito Juarez Airport are updated daily.

  • How many operators does momondo search for flights from Ontario Airport to Mexico City Benito Juarez Airport?

  • How old do you have to be to fly from Ontario Airport to Mexico City Benito Juarez Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Mexico City Benito Juarez Airport.

  • What documentation or ID do you need to fly to Mexico City Benito Juarez Airport?

    The travel and health documents required for your trip to Mexico City Benito Juarez Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Mexico City Benito Juarez Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Ontario to Mexico City?


Best airlines flying from Ontario to Mexico City

Compare and see reviews for airlines that fly from Ontario to Mexico City with momondo
Airline
Rating
Free Cancellation
Price
VivaPriceFrom $228Free CancellationRating
6.9
782 reviews
Search Viva flights
AeromexicoPriceFrom $240Free CancellationRating
7.4
1,701 reviews
Search Aeromexico flights
VolarisPriceFrom $268Free CancellationRating
6.7
1,170 reviews
Search Volaris flights
American AirlinesPriceFrom $531Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $576Free CancellationRating
7.4
8,603 reviews
Search United Airlines flights

Traveling to a place near Mexico City?

Book flights to Mexico City if you plan to visit one of these locations
Cuernavaca
Taxco
Tepoztlán
Valle de Bravo

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Mexico City?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Mexico City. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to Mexico City with flexible booking policies on momondo?

Yes. All flights to Mexico City from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to Mexico City?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Mexico City from Ontario.

I’m not ready to book a flight from Ontario to Mexico City right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Mexico City, momondo offers a useful price alert feature which will track prices for flights to Mexico City from Ontario and alert you when they change.


An easier way to manage your Mexico City trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Tue 4/1
Tue 4/8

Find better results for your trip to Mexico

Airports servicing Mexico City Federal District