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Cheap flights from Ontario to Cancún from $88

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 7/2. 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

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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
12:55 am - 3:28 pm
ONT
-
CUN
12h 33m
1 stop
Volaris Logo
4:32 pm - 11:05 pm
CUN
-
ONT
8h 33m
1 stop
$278Volaris
Thu, Jul 9 - Tue, Jul 14
Volaris Logo
12:55 am - 3:28 pm
ONT
-
CUN
12h 33m
1 stop
Volaris Logo
10:40 am - 7:46 pm
CUN
-
ONT
11h 06m
1 stop
$280Volaris
Thu, Jul 9 - Tue, Jul 14
Volaris Logo
9:36 pm - 9:55 am
ONT
-
CUN
10h 19m
1 stop
Volaris Logo
12:43 pm - 11:05 pm
CUN
-
ONT
12h 22m
1 stop
$281Volaris
Mon, Jun 15 - Fri, Jun 19
Volaris Logo
9:36 pm - 11:54 am
ONT
-
CUN
12h 18m
1 stop
Volaris Logo
12:43 pm - 11:05 pm
CUN
-
ONT
12h 22m
1 stop
$282Volaris
Sat, Jun 6 - Tue, Jun 9
Volaris Logo
9:36 pm - 11:54 am
ONT
-
CUN
12h 18m
1 stop
Volaris Logo
10:40 am - 7:46 pm
CUN
-
ONT
11h 06m
1 stop
$283Volaris
Fri, Jun 19 - Wed, Jun 24
Volaris Logo
9:36 pm - 11:54 am
ONT
-
CUN
12h 18m
1 stop
Volaris Logo
10:40 am - 7:46 pm
CUN
-
ONT
11h 06m
1 stop
$287Volaris
Mon, Jul 13 - Sun, Jul 19
Volaris Logo
9:36 pm - 11:54 am
ONT
-
CUN
12h 18m
1 stop
Volaris Logo
10:40 am - 7:46 pm
CUN
-
ONT
11h 06m
1 stop
$288Volaris
Mon, Jun 15 - Sat, Jun 20
Volaris Logo
12:55 am - 1:37 pm
ONT
-
CUN
10h 42m
1 stop
Volaris Logo
2:20 pm - 11:05 pm
CUN
-
ONT
10h 45m
1 stop
$289Volaris
Mon, May 25 - Sun, May 31
Volaris Logo
12:55 am - 3:28 pm
ONT
-
CUN
12h 33m
1 stop
Volaris Logo
10:40 am - 7:46 pm
CUN
-
ONT
11h 06m
1 stop
$290Volaris
Sun, Jun 7 - Mon, Jun 15
Frontier Logo
12:59 am - 2:39 pm
ONT
-
CUN
11h 40m
1 stop
Frontier Logo
3:54 pm - 11:55 pm
CUN
-
ONT
10h 01m
1 stop
$291Frontier
Mon, May 4 - Wed, May 13

Frontier flights from Ontario to Cancún

Our best Frontier deals on Ontario to Cancún flight tickets
Frontier
May 4
ONT12:59 amOntario
11h 40m
1 stop
CUN2:39 pmCancun
May 13
CUN3:54 pmCancun
10h 01m
1 stop
ONT11:55 pmOntario
$291
Frontier
May 4
ONT5:33 pmOntario
19h 06m
1 stop
CUN2:39 pmCancun
May 13
CUN3:54 pmCancun
10h 01m
1 stop
ONT11:55 pmOntario
$305
Frontier
May 8
ONT8:26 amOntario
23h 04m
1 stop
CUN9:30 amCancun
May 13
CUN3:54 pmCancun
10h 01m
1 stop
ONT11:55 pmOntario
$333

Volaris flights from Ontario to Cancún

Our best Volaris deals on Ontario to Cancún flight tickets
Volaris
Mar 15
ONT11:02 pmOntario
8h 46m
1 stop
CUN9:48 amCancun
Mar 18
CUN1:02 pmCancun
9h 09m
1 stop
ONT8:11 pmOntario
$278
Volaris
Jul 9
ONT12:55 amOntario
12h 33m
1 stop
CUN3:28 pmCancun
Jul 14
CUN10:40 amCancun
11h 06m
1 stop
ONT7:46 pmOntario
$280
Volaris
Jun 6
ONT9:36 pmOntario
12h 18m
1 stop
CUN11:54 amCancun
Jun 9
CUN12:43 pmCancun
12h 22m
1 stop
ONT11:05 pmOntario
$282

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 March 9, 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

Cheapest round-trip
Quickest round-trip

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Thu 7/9

12:55 am-3:28 pm

1 stop12h 33m

Cancun

Tue 7/14

4:32 pm-11:05 pm

1 stop8h 33m

$278

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Thu 7/9

12:55 am-3:28 pm

1 stop12h 33m

Cancun

Tue 7/14

10:40 am-7:46 pm

1 stop11h 06m

$280

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Mon 6/15

9:36 pm-9:55 am

1 stop10h 19m

Cancun

Fri 6/19

12:43 pm-11:05 pm

1 stop12h 22m

$281

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Sat 6/6

9:36 pm-11:54 am

1 stop12h 18m

Cancun

Tue 6/9

12:43 pm-11:05 pm

1 stop12h 22m

$282

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Fri 6/19

9:36 pm-11:54 am

1 stop12h 18m

Cancun

Wed 6/24

10:40 am-7:46 pm

1 stop11h 06m

$283

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Mon 7/13

9:36 pm-11:54 am

1 stop12h 18m

Cancun

Sun 7/19

10:40 am-7:46 pm

1 stop11h 06m

$287

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Mon 6/15

9:36 pm-11:54 am

1 stop12h 18m

Cancun

Sat 6/20

10:40 am-7:46 pm

1 stop11h 06m

$288

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Mon 5/25

12:55 am-1:37 pm

1 stop10h 42m

Cancun

Sun 5/31

2:20 pm-11:05 pm

1 stop10h 45m

$289

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Sun 6/7

12:55 am-3:28 pm

1 stop12h 33m

Cancun

Mon 6/15

10:40 am-7:46 pm

1 stop11h 06m

$290

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Mon 5/4

12:59 am-2:39 pm

1 stop11h 40m

Cancun

Wed 5/13

3:54 pm-11:55 pm

1 stop10h 01m

$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 February to fly from Ontario, when ticket prices are also cheap, with an average price of $426.

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 $495 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 $423 on momondo.

How have Ontario to Cancún flight prices changed over time?

As of March 2026, prices for Ontario to Cancún flights are approximately 16% 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

6h 33m

Direct flights

None
The fastest flight from Ontario to Cancún takes 6h 33m
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 6h 33m.

  • 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 $191Free CancellationRating
7.9
8,276 reviews
Search Delta flights
AeromexicoPriceFrom $204Free CancellationRating
7.4
1,569 reviews
Search Aeromexico flights
VolarisPriceFrom $312Free CancellationRating
6.6
1,171 reviews
Search Volaris flights
FrontierPriceFrom $349Free CancellationRating
5.7
3,033 reviews
Search Frontier flights
United AirlinesPriceFrom $376Free CancellationRating
7.4
9,409 reviews
Search United Airlines flights
SouthwestPriceFrom $381Free CancellationRating
8.0
4,317 reviews
Search Southwest flights
American AirlinesPriceFrom $467Free CancellationRating
7.1
11,414 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
Punta Sam
Valladolid

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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