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Cheap flights from Ontario to Mexico City from $94

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 8/30. 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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0 bags

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Find the cheapest flights from Ontario to Mexico City

Cheap round-trip flights

Volaris Logo
12:40 pm - 11:45 pmONT-MEX
10h 05m1 stop
Volaris Logo
9:00 am - 6:19 pmMEX-ONT
10h 19m1 stop
$302Volaris
Find Deal
vie., sep. 12 - vie., sep. 19
Volaris Logo
9:11 pm - 9:40 amONT-MEX
11h 29m1 stop
Volaris Logo
9:00 am - 6:19 pmMEX-ONT
10h 19m1 stop
$315Volaris
Find Deal
lun., sep. 8 - lun., sep. 15
Volaris Logo
12:40 pm - 11:45 pmONT-MEX
10h 05m1 stop
Volaris Logo
4:30 pm - 11:13 pmMEX-ONT
7h 43m1 stop
$318Volaris
Find Deal
lun., sep. 8 - sáb., sep. 13
Volaris Logo
1:09 am - 9:40 amONT-MEX
7h 31m1 stop
Volaris Logo
4:30 pm - 11:13 pmMEX-ONT
7h 43m1 stop
$319Volaris
Find Deal
sáb., oct. 18 - vie., oct. 24
Volaris Logo
12:40 pm - 11:45 pmONT-MEX
10h 05m1 stop
Volaris Logo
4:30 pm - 11:13 pmMEX-ONT
7h 43m1 stop
$320Volaris
Find Deal
vie., sep. 12 - vie., oct. 10
Volaris Logo
1:09 am - 1:25 pmONT-MEX
11h 16m1 stop
Volaris Logo
9:00 am - 6:19 pmMEX-ONT
10h 19m1 stop
$321Volaris
Find Deal
jue., sep. 11 - vie., sep. 19
Volaris Logo
12:40 pm - 11:45 pmONT-MEX
10h 05m1 stop
Volaris Logo
4:30 pm - 11:13 pmMEX-ONT
7h 43m1 stop
$322Volaris
Find Deal
sáb., sep. 13 - sáb., sep. 20
Volaris Logo
9:11 pm - 9:40 amONT-MEX
11h 29m1 stop
Volaris Logo
9:00 am - 6:19 pmMEX-ONT
10h 19m1 stop
$332Volaris
Find Deal
lun., ago. 25 - sáb., ago. 30
Volaris Logo
1:09 am - 9:40 amONT-MEX
7h 31m1 stop
Volaris Logo
9:00 am - 6:19 pmMEX-ONT
10h 19m1 stop
$336Volaris
Find Deal
dom., ago. 24 - sáb., ago. 30
Volaris Logo
12:40 pm - 11:45 pmONT-MEX
10h 05m1 stop
Volaris Logo
9:00 am - 6:19 pmMEX-ONT
10h 19m1 stop
$338Volaris
Find Deal
jue., sep. 4 - dom., sep. 7

Volaris flights from Ontario to Mexico City

Our best Volaris deals on Ontario to Mexico City flight tickets
Volaris
Sep 12
ONT12:40 pmOntario
10h 05m
1 stop
MEX11:45 pmMexico City Benito Juarez
Sep 19
MEX9:00 amMexico City Benito Juarez
10h 19m
1 stop
ONT6:19 pmOntario
$302
Find similar
Volaris
Sep 8
ONT9:11 pmOntario
11h 29m
1 stop
MEX9:40 amMexico City Benito Juarez
Sep 15
MEX9:00 amMexico City Benito Juarez
10h 19m
1 stop
ONT6:19 pmOntario
$315
Find similar
Volaris
Sep 8
ONT12:40 pmOntario
10h 05m
1 stop
MEX11:45 pmMexico City Benito Juarez
Sep 13
MEX4:30 pmMexico City Benito Juarez
7h 43m
1 stop
ONT11:13 pmOntario
$318
Find similar

Frontier flights from Ontario to Mexico City

Our best Frontier deals on Ontario to Mexico City flight tickets
Frontier
Aug 8
ONT12:48 pmOntario
8h 12m
1 stop
MEX10:00 pmMexico City Benito Juarez
Sep 5
MEX11:45 amMexico City Benito Juarez
11h 10m
1 stop
ONT9:55 pmOntario
$483
Find similar
Frontier
Aug 8
ONT12:48 pmOntario
8h 12m
1 stop
MEX10:00 pmMexico City Benito Juarez
Sep 6
MEX11:45 amMexico City Benito Juarez
11h 11m
1 stop
ONT9:56 pmOntario
$491
Find similar
Frontier
Aug 8
ONT12:48 pmOntario
8h 12m
1 stop
MEX10:00 pmMexico City Benito Juarez
Aug 12
MEX7:55 amMexico City Benito Juarez
16h 55m
2 stops
ONT11:50 pmOntario
$525
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Mexico City 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, momondo users made 832,500 searches. Data last updated julio 31, 2025.
Use the filters below to find and compare flights from Ontario to Mexico City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioMexico City

ONT - MEX

ONTMEX

Ontario

vie. 9/12

12:40 pm-11:45 pm

1 stop10h 05m

Mexico City Benito Juarez

vie. 9/19

9:00 am-6:19 pm

1 stop10h 19m

$302

OntarioMexico City

ONT - MEX

ONTMEX

Ontario

lun. 9/8

9:11 pm-9:40 am

1 stop11h 29m

Mexico City Benito Juarez

lun. 9/15

9:00 am-6:19 pm

1 stop10h 19m

$315

OntarioMexico City

ONT - MEX

ONTMEX

Ontario

lun. 9/8

12:40 pm-11:45 pm

1 stop10h 05m

Mexico City Benito Juarez

sáb. 9/13

4:30 pm-11:13 pm

1 stop7h 43m

$318

OntarioMexico City

ONT - MEX

ONTMEX

Ontario

sáb. 10/18

1:09 am-9:40 am

1 stop7h 31m

Mexico City Benito Juarez

vie. 10/24

4:30 pm-11:13 pm

1 stop7h 43m

$319

OntarioMexico City

ONT - MEX

ONTMEX

Ontario

vie. 9/12

12:40 pm-11:45 pm

1 stop10h 05m

Mexico City Benito Juarez

vie. 10/10

4:30 pm-11:13 pm

1 stop7h 43m

$320

OntarioMexico City

ONT - MEX

ONTMEX

Ontario

jue. 9/11

1:09 am-1:25 pm

1 stop11h 16m

Mexico City Benito Juarez

vie. 9/19

9:00 am-6:19 pm

1 stop10h 19m

$321

OntarioMexico City

ONT - MEX

ONTMEX

Ontario

sáb. 9/13

12:40 pm-11:45 pm

1 stop10h 05m

Mexico City Benito Juarez

sáb. 9/20

4:30 pm-11:13 pm

1 stop7h 43m

$322

OntarioMexico City

ONT - MEX

ONTMEX

Ontario

lun. 8/25

9:11 pm-9:40 am

1 stop11h 29m

Mexico City Benito Juarez

sáb. 8/30

9:00 am-6:19 pm

1 stop10h 19m

$332

OntarioMexico City

ONT - MEX

ONTMEX

Ontario

dom. 8/24

1:09 am-9:40 am

1 stop7h 31m

Mexico City Benito Juarez

sáb. 8/30

9:00 am-6:19 pm

1 stop10h 19m

$336

OntarioMexico City

ONT - MEX

ONTMEX

Ontario

jue. 9/4

12:40 pm-11:45 pm

1 stop10h 05m

Mexico City Benito Juarez

dom. 9/7

9:00 am-6:19 pm

1 stop10h 19m

$338

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $292, 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 February instead. Flights to Mexico City in February, while not as cheap as those in April, still average around $357.

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 $396. On the other hand, Thursday 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 $422.

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 $345. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Mexico City, so prices are often more expensive at around $497 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 weeks ahead of your departure date. In general, you can expect to find flights to Mexico City for around $431 when searching 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 $309 on momondo.

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

As of July 2025, prices for Ontario to Mexico City flights are approximately 47% 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

$94

Fastest flight time

6h 16m

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 $94. The best round-trip flight deal from Ontario to Mexico City found on momondo in the last 72 hours is $302.
The fastest flight from Ontario to Mexico City takes 6h 16m
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)
Search flight deals

  • 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 7h 31m.

  • 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
7.0
788 reviews
Search Viva flights
VolarisPriceFrom $281Free CancellationRating
6.6
1,164 reviews
Search Volaris flights
American AirlinesPriceFrom $531Free CancellationRating
7.2
10,000 reviews
Search American 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.

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Find better results for your trip to Mexico

Airports servicing Mexico City Federal District

Mexico City Toluca Intl Airport