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Cheap flights from Ontario to Cancún from $96

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 Cancún departing on 1/26. 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

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Find the cheapest flights from Ontario to Cancún

Cheap round-trip flights

Enter your travel dates to find the best prices.
Volaris Logo
12:42 am - 3:28 pm
ONT
-
CUN
12h 46m1 stop
Volaris Logo
10:39 am - 8:11 pm
CUN
-
ONT
11h 32m1 stop
$273Volaris
Tue, Mar 10 - Sun, Mar 15
Volaris Logo
12:42 am - 3:28 pm
ONT
-
CUN
11h 46m1 stop
Volaris Logo
10:39 am - 8:11 pm
CUN
-
ONT
12h 32m1 stop
$281Volaris
Wed, Feb 4 - Mon, Feb 9
Volaris Logo
11:02 pm - 9:48 am
ONT
-
CUN
7h 46m1 stop
Volaris Logo
4:18 pm - 10:52 pm
CUN
-
ONT
9h 34m1 stop
$284Volaris
Sat, Jan 24 - Tue, Jan 27
Volaris Logo
11:02 pm - 9:48 am
ONT
-
CUN
7h 46m1 stop
Volaris Logo
4:18 pm - 10:52 pm
CUN
-
ONT
9h 34m1 stop
$285Volaris
Tue, Jan 20 - Tue, Jan 27
Volaris Logo
11:02 pm - 3:28 pm
ONT
-
CUN
13h 26m1 stop
Volaris Logo
10:39 am - 8:11 pm
CUN
-
ONT
12h 32m1 stop
$286Volaris
Fri, Feb 6 - Mon, Feb 9
Volaris Logo
11:02 pm - 9:48 am
ONT
-
CUN
8h 46m1 stop
Volaris Logo
1:02 pm - 8:11 pm
CUN
-
ONT
9h 09m1 stop
$287Volaris
Sat, Mar 14 - Thu, Mar 19
Volaris Logo
12:42 am - 12:05 pm
ONT
-
CUN
8h 23m1 stop
Volaris Logo
10:39 am - 8:11 pm
CUN
-
ONT
12h 32m1 stop
$288Volaris
Sat, Jan 31 - Fri, Feb 6
Volaris Logo
11:02 pm - 9:48 am
ONT
-
CUN
7h 46m1 stop
Volaris Logo
4:18 pm - 10:52 pm
CUN
-
ONT
9h 34m1 stop
$289Volaris
Sun, Jan 18 - Tue, Jan 27
Volaris Logo
12:42 am - 12:05 pm
ONT
-
CUN
8h 23m1 stop
Volaris Logo
4:18 pm - 10:52 pm
CUN
-
ONT
9h 34m1 stop
$290Volaris
Sat, Jan 24 - Sun, Feb 1
Volaris Logo
12:42 am - 12:05 pm
ONT
-
CUN
8h 23m1 stop
Volaris Logo
4:18 pm - 10:52 pm
CUN
-
ONT
9h 34m1 stop
$291Volaris
Tue, Jan 20 - Sat, Jan 31

Volaris flights from Ontario to Cancún

Our best Volaris deals on Ontario to Cancún flight tickets
Volaris
Mar 10
ONT12:42 amOntario
12h 46m
1 stop
CUN3:28 pmCancun
Mar 15
CUN10:39 amCancun
11h 32m
1 stop
ONT8:11 pmOntario
$273
Volaris
Feb 4
ONT12:42 amOntario
11h 46m
1 stop
CUN3:28 pmCancun
Feb 9
CUN10:39 amCancun
12h 32m
1 stop
ONT8:11 pmOntario
$281
Volaris
Jan 24
ONT11:02 pmOntario
7h 46m
1 stop
CUN9:48 amCancun
Jan 27
CUN4:18 pmCancun
9h 34m
1 stop
ONT10:52 pmOntario
$284

Frontier flights from Ontario to Cancún

Our best Frontier deals on Ontario to Cancún flight tickets
Frontier
Feb 23
ONT6:10 amOntario
8h 07m
1 stop
CUN5:17 pmCancun
Mar 4
CUN2:27 pmCancun
10h 07m
1 stop
ONT9:34 pmOntario
$305
Frontier
Apr 9
ONT6:00 amOntario
7h 52m
1 stop
CUN3:52 pmCancun
Apr 13
CUN3:58 pmCancun
10h 01m
1 stop
ONT11:59 pmOntario
$308
Frontier
Apr 4
ONT6:00 amOntario
7h 52m
1 stop
CUN3:52 pmCancun
Apr 7
CUN3:58 pmCancun
10h 01m
1 stop
ONT11:59 pmOntario
$318

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Cancún 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 January 8, 2026.
Use the filters below to find and compare flights from Ontario to Cancún that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Tue 3/10

12:42 am-3:28 pm

1 stop12h 46m

Cancun

Sun 3/15

10:39 am-8:11 pm

1 stop11h 32m

$273

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Wed 2/4

12:42 am-3:28 pm

1 stop11h 46m

Cancun

Mon 2/9

10:39 am-8:11 pm

1 stop12h 32m

$281

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Sat 1/24

11:02 pm-9:48 am

1 stop7h 46m

Cancun

Tue 1/27

4:18 pm-10:52 pm

1 stop9h 34m

$284

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Tue 1/20

11:02 pm-9:48 am

1 stop7h 46m

Cancun

Tue 1/27

4:18 pm-10:52 pm

1 stop9h 34m

$285

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Fri 2/6

11:02 pm-3:28 pm

1 stop13h 26m

Cancun

Mon 2/9

10:39 am-8:11 pm

1 stop12h 32m

$286

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Sat 3/14

11:02 pm-9:48 am

1 stop8h 46m

Cancun

Thu 3/19

1:02 pm-8:11 pm

1 stop9h 09m

$287

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Sat 1/31

12:42 am-12:05 pm

1 stop8h 23m

Cancun

Fri 2/6

10:39 am-8:11 pm

1 stop12h 32m

$288

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Sun 1/18

11:02 pm-9:48 am

1 stop7h 46m

Cancun

Tue 1/27

4:18 pm-10:52 pm

1 stop9h 34m

$289

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Sat 1/24

12:42 am-12:05 pm

1 stop8h 23m

Cancun

Sun 2/1

4:18 pm-10:52 pm

1 stop9h 34m

$290

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Tue 1/20

12:42 am-12:05 pm

1 stop8h 23m

Cancun

Sat 1/31

4:18 pm-10:52 pm

1 stop9h 34m

$291

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 Cancún from

How to get the cheapest flight ticket from Ontario to Cancún

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 Cancún?

If you don’t want to visit Cancún in March, then you should wait until January to fly from Ontario, when ticket prices are also cheap, with an average price of $486.

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

The cheapest day to depart from Ontario to Cancún is on a Tuesday when prices can be found for as low as $459. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $550. These prices are subject to change though, so be sure to set up a Price Alert for flights to Cancún.

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

Our most recent data shows that the best time of day to fly to Cancún is in the morning. Flights from Ontario to Cancún during this time can be as low as $494. Flights to Cancún are more costly in the evening, with an average ticket price of $540. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Cancún from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Cancún for around $516 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cancún from Ontario for as low as $427 on momondo.

How have Ontario to Cancún flight prices changed over time?

As of January 2026, prices for Ontario to Cancún flights are approximately 77% more expensive when compared to flights at the same time last year.

When to book flights from Ontario to Cancún

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

Cheap Ontario to Cancún (ONT to CUN) flight deals and tips

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

Fastest flight time

7h 26m

Direct flights

None
The fastest flight from Ontario to Cancún takes 7h 26m
There are no direct flights from Ontario to Cancún. There are no popular flight routes from Ontario to Cancún.
Search flight deals

  • How far is Ontario to Cancun by plane?

    The straight-line distance from Ontario to Cancun is 2074.6 mi. By plane, this route typically takes 7h 26m.

  • When did momondo last update prices for flights from Ontario Airport to Cancun Airport?

    Prices for flights from Ontario Airport to Cancun Airport were last updated today.

  • How many operators does momondo search for flights from Ontario Airport to Cancun Airport?

  • How old do you have to be to fly from Ontario Airport to Cancun 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 Cancun Airport.

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

    The travel and health documents required for your trip to Cancun 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 Cancun 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 Cancún?

Best airlines flying from Ontario to Cancún

Compare and see reviews for airlines that fly from Ontario to Cancún with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $220Free CancellationRating
7.9
8,029 reviews
Search Delta flights
FrontierPriceFrom $276Free CancellationRating
5.7
3,061 reviews
Search Frontier flights
VolarisPriceFrom $313Free CancellationRating
6.6
1,169 reviews
Search Volaris flights
AeromexicoPriceFrom $336Free CancellationRating
7.4
1,606 reviews
Search Aeromexico flights
United AirlinesPriceFrom $379Free CancellationRating
7.4
9,141 reviews
Search United Airlines flights
SouthwestPriceFrom $381Free CancellationRating
8.0
4,250 reviews
Search Southwest flights
American AirlinesPriceFrom $467Free CancellationRating
7.2
11,095 reviews
Search American Airlines flights

Traveling to a place near Cancún?

Book flights to Cancún if you plan to visit one of these locations
Playa del Carmen
Isla Mujeres
Holbox
Puerto Morelos
Akumal
Puerto Aventuras
Valladolid
Punta Sam

Why use momondo?

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

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 Cancún from Ontario.

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

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

How can momondo help me find flights from Ontario to Cancún?

momondo provides multiple filters to help you find the best flight to Cancún from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Ontario to Cancún flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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