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Cheap flights from Mexico City to Ontario from $187

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Mexico City to Ontario departing on 6/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Mexico City to Los Angeles

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Mexico City to Los Angeles.
Frontier Logo
11:45 am - 8:51 pmMEX-ONT
10h 06m1 stop
Frontier Logo
12:48 pm - 10:00 pmONT-MEX
8h 12m1 stop
$341Frontier
Find Deal
mié., jun. 11 - lun., jun. 16
Frontier Logo
11:45 am - 8:52 pmMEX-ONT
10h 07m1 stop
Frontier Logo
12:48 pm - 10:00 pmONT-MEX
8h 12m1 stop
$357Frontier
Find Deal
jue., jul. 10 - lun., jul. 14
Volaris Logo
12:00 pm - 7:21 pmMEX-ONT
8h 21m1 stop
Volaris Logo
9:11 pm - 9:40 amONT-MEX
11h 29m1 stop
$417Volaris
Find Deal
jue., sep. 4 - sáb., sep. 20
Volaris Logo
4:30 pm - 11:13 pmMEX-ONT
7h 43m1 stop
Volaris Logo
9:11 pm - 9:40 amONT-MEX
11h 29m1 stop
$426Volaris
Find Deal
lun., jun. 9 - sáb., jun. 14
United Airlines Logo
2:15 pm - 10:00 pmMEX-ONT
8h 45m1 stop
United Airlines Logo
6:08 am - 10:45 amONT-MEX
27h 37m1 stop
$445United Airlines
Find Deal
jue., may. 15 - dom., may. 18
Delta Logo
12:45 pm - 11:42 pmMEX-ONT
11h 57m2 stops
Delta Logo
6:00 am - 5:55 pmONT-MEX
10h 55m2 stops
$459Delta
Find Deal
jue., may. 15 - dom., may. 18
United Airlines Logo
2:15 pm - 10:00 pmMEX-ONT
8h 45m1 stop
United Airlines Logo
7:00 am - 12:45 pmONT-MEX
28h 45m1 stop
$468United Airlines
Find Deal
jue., may. 8 - dom., sep. 7
Delta Logo
3:10 pm - 11:42 pmMEX-ONT
9h 32m1 stop
Delta Logo
6:00 am - 5:00 pmONT-MEX
10h 00m2 stops
$484Delta
Find Deal
vie., may. 30 - mié., jun. 25
Avianca Logo
4:55 am - 9:55 pmMEX-ONT
18h 00m2 stops
Avianca Logo
11:25 pm - 10:55 amONT-MEX
10h 30m1 stop
$489Avianca
Find Deal
jue., may. 22 - mar., may. 27
Avianca Logo
5:00 am - 9:55 pmMEX-ONT
17h 55m3 stops
Avianca Logo
11:25 pm - 10:55 amONT-MEX
10h 30m1 stop
$490Avianca
Find Deal
jue., may. 22 - mar., may. 27

Frontier flights from Mexico City to Ontario

Our best Frontier deals on Mexico City to Ontario flight tickets
Frontier
Jun 11
MEX11:45 amMexico City Benito Juarez
10h 06m
1 stop
ONT8:51 pmOntario
Jun 16
ONT12:48 pmOntario
8h 12m
1 stop
MEX10:00 pmMexico City Benito Juarez
Frontier
Jul 10
MEX11:45 amMexico City Benito Juarez
10h 07m
1 stop
ONT8:52 pmOntario
Jul 14
ONT12:48 pmOntario
8h 12m
1 stop
MEX10:00 pmMexico City Benito Juarez
Frontier
May 24
MEX11:45 amMexico City Benito Juarez
10h 04m
1 stop
ONT8:49 pmOntario
May 31
ONT1:24 pmOntario
8h 31m
1 stop
MEX10:55 pmMexico City Benito Juarez

Volaris flights from Mexico City to Ontario

Our best Volaris deals on Mexico City to Ontario flight tickets
Volaris
Sep 4
MEX12:00 pmMexico City Benito Juarez
8h 21m
1 stop
ONT7:21 pmOntario
Sep 20
ONT9:11 pmOntario
11h 29m
1 stop
MEX9:40 amMexico City Benito Juarez
Volaris
Jun 9
MEX4:30 pmMexico City Benito Juarez
7h 43m
1 stop
ONT11:13 pmOntario
Jun 14
ONT9:11 pmOntario
11h 29m
1 stop
MEX9:40 amMexico City Benito Juarez
Volaris
Aug 9
MEX9:00 amMexico City Benito Juarez
10h 19m
1 stop
ONT6:19 pmOntario
Aug 23
ONT9:11 pmOntario
11h 29m
1 stop
MEX9:40 amMexico City Benito Juarez

See travel insights to Los Angeles from

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

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 Ontario?

In general, January is the cheapest month to fly from Mexico City to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $336. If you aren’t able to travel during the month of January, then book flights to Ontario from Mexico City during April instead. Flights to Ontario in April, while not as cheap as those in January, still average around $422.

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Saturday when prices can be found for as low as $446. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Mexico City to Ontario for around $446.

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

In the morning is the cheapest time of day to fly from Mexico City to Ontario when you can find flight prices for as low as $409. Flying to Ontario in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $479 on average. Flights to Ontario from Mexico City in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Ontario?

You are more likely to see cheaper flights to Ontario from Mexico City when booking 8 weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $485 when searching 8 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Mexico City for as low as $287 on momondo.

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

As of April 2025, prices for Mexico City to Ontario flights are approximately 38% more expensive when compared to flights at the same time last year.

When to book flights from Mexico City to Ontario

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

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

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

Best Price Found

$187

Fastest flight time

7h 28m

Direct flights

None

Airports in Ontario

1 airport
The best one-way flight to Ontario from Mexico City in the past 72 hours is $187. The best round-trip flight deal from Mexico City to Ontario found on momondo in the last 72 hours is $341.
The fastest flight from Mexico City to Ontario takes 7h 28m
There are no direct flights from Mexico City to Ontario. Popular non-direct route for this connection is Mexico City Benito Juarez Airport - Ontario Airport.
There is 1 airport near Ontario: Ontario (ONT)

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

    Mexico City Benito Juarez and Ontario are 1519.3 mi apart from one another. Flights usually cover this in 7h 28m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Mexico City Benito Juarez Airport to Ontario Airport are refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Mexico City Benito Juarez Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Mexico City.

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

Yes. momondo allows you to filter the results for Mexico City to Ontario flights to just show those with flexible booking policies.

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

Once you have performed a search for Mexico City to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Ontario from Mexico City are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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