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Cheap flights from Ontario to Cancún from $185

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 7/13. 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

KAYAK's recommended round-trip deals from the most popular airlines that fly from Ontario to Cancún.
 Logo
6:47 pm - 9:37 amONT-CUN
12h 50m1 stop
 Logo
10:33 am - 5:47 pmCUN-ONT
9h 14m1 stop
Sat, May 10 - Wed, May 14
 Logo
1:15 pm - 9:37 amONT-CUN
18h 22m2 stops
 Logo
10:33 am - 5:47 pmCUN-ONT
9h 14m1 stop
Sat, May 10 - Wed, May 14
Frontier Logo
12:59 am - 2:51 pmONT-CUN
11h 52m1 stop
Frontier Logo
3:24 pm - 9:15 amCUN-ONT
19h 51m1 stop
$403Frontier
Find Deal
Sun, May 18 - Wed, May 28
Frontier Logo
12:59 am - 2:51 pmONT-CUN
11h 52m1 stop
Frontier Logo
3:24 pm - 9:15 amCUN-ONT
19h 51m1 stop
$404Frontier
Find Deal
Sun, May 18 - Wed, May 28
American Airlines Logo
8:01 pm - 2:43 pmONT-CUN
16h 42m1 stop
American Airlines Logo
6:10 pm - 11:36 pmCUN-ONT
7h 26m1 stop
$405American Airlines
Find Deal
Sun, Aug 31 - Wed, Sep 3
American Airlines Logo
10:40 pm - 9:34 amONT-CUN
8h 54m1 stop
American Airlines Logo
1:09 pm - 11:43 pmCUN-ONT
12h 34m1 stop
$407American Airlines
Find Deal
Sat, May 17 - Wed, May 21
Volaris Logo
9:11 pm - 8:55 pmONT-CUN
21h 44m2 stops
Volaris Logo
9:35 pm - 7:18 pmCUN-ONT
23h 43m2 stops
$491Volaris
Find Deal
Sun, Jun 1 - Thu, Jun 5
United Airlines Logo
6:04 am - 7:20 pmONT-CUN
11h 16m1 stop
United Airlines Logo
7:51 am - 5:17 pmCUN-ONT
11h 26m2 stops
$503United Airlines
Find Deal
Tue, Oct 14 - Sat, Oct 18
United Airlines Logo
1:45 pm - 10:04 amONT-CUN
18h 19m2 stops
United Airlines Logo
3:30 pm - 9:10 pmCUN-ONT
7h 40m1 stop
$512United Airlines
Find Deal
Mon, May 19 - Wed, May 28
Volaris Logo
1:09 am - 2:26 pmONT-CUN
11h 17m1 stop
Volaris Logo
8:00 am - 7:18 pmCUN-ONT
13h 18m1 stop
$533Volaris
Find Deal
Tue, Jun 10 - Sun, Jun 15

Frontier flights from Ontario to Cancún

Our best Frontier deals on Ontario to Cancún flight tickets
Frontier
May 18
ONT12:59 amOntario
11h 52m
1 stop
CUN2:51 pmCancun
May 28
CUN3:24 pmCancun
19h 51m
1 stop
ONT9:15 amOntario
Frontier
May 18
ONT12:59 amOntario
11h 52m
1 stop
CUN2:51 pmCancun
May 28
CUN3:24 pmCancun
19h 51m
1 stop
ONT9:15 amOntario
Frontier
May 18
ONT12:59 amOntario
11h 52m
1 stop
CUN2:51 pmCancun
May 28
CUN3:24 pmCancun
19h 51m
1 stop
ONT9:15 amOntario

Alaska Airlines flights from Ontario to Cancún

Our best Alaska Airlines deals on Ontario to Cancún flight tickets
Alaska Airlines
Oct 9
ONT6:55 pmOntario
20h 10m
1 stop
CUN5:05 pmCancun
Oct 13
CUN4:10 pmCancun
20h 29m
1 stop
ONT10:39 amOntario
Alaska Airlines
Apr 25
ONT6:24 pmOntario
19h 55m
1 stop
CUN4:19 pmCancun
Apr 29
CUN4:11 pmCancun
20h 40m
1 stop
ONT10:51 amOntario

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 February, then you should wait until January to fly from Ontario, when ticket prices are also cheap, with an average price of $506.

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 $504. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $625. 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 afternoon. Flights from Ontario to Cancún during this time can be as low as $270. Flights to Cancún are more costly in the evening, with an average ticket price of $595. 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 11 weeks ahead of your departure date. In general, you can expect to find flights to Cancún for around $548 when searching 11 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 $469 on momondo.

How have Ontario to Cancún flight prices changed over time?

As of April 2025, prices for Ontario to Cancún flights are approximately 70% 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

Best Price Found

$185

Fastest flight time

6h 10m

Direct flights

None

Airports in Cancún

1 airport
The best one-way flight to Cancún from Ontario in the past 72 hours is $185. The best round-trip flight deal from Ontario to Cancún found on momondo in the last 72 hours is $340.
The fastest flight from Ontario to Cancún takes 6h 10m
There are no direct flights from Ontario to Cancún. Popular non-direct route for this connection is Ontario Airport - Cancun Airport.
There is 1 airport near Cancún: Cancun (CUN)

  • 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 12m.

  • 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
FrontierPriceFrom $243Free CancellationRating
5.9
3,283 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $286Free CancellationRating
8.0
9,918 reviews
Search Alaska Airlines flights
VivaPriceFrom $286Free CancellationRating
6.9
784 reviews
Search Viva flights
VolarisPriceFrom $339Free CancellationRating
6.7
1,172 reviews
Search Volaris flights
DeltaPriceFrom $356Free CancellationRating
8.0
7,920 reviews
Search Delta flights
AviancaPriceFrom $359Free CancellationRating
6.7
2,317 reviews
Search Avianca flights
American AirlinesPriceFrom $429Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $450Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights
SouthwestPriceFrom $520Free CancellationRating
8.0
4,286 reviews
Search Southwest 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
Puerto Morelos
Holbox
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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